Given a string, return a version without both the first and last char of the string. The string may be any length, including 0. withoutFirstLast("Hello") - "ell" withoutFirstLast("abc") "b"true withoutFirstLast("ab") "" For example: Test Result System.out.println(withoutFirstLast("maij")); ai Answer: (penalty regime: 0,5,10,... %) 1- public String withoutFirstLast(String str) { 2 // TODO your code goes here 3 }
Answers
This implementation first checks if the string length is less than or equal to 2, in which case there are no characters to return, so it returns an empty string.
Here's a step-by-step explanation for the solution:
1. Create a public method called withoutFirstLast that accepts a String parameter named 'str'.
2. Inside the method, check if the length of 'str' is less than or equal to 1. If it is, return an empty string since there would be no characters left after removing the first and last characters.
3. If the length of 'str' is greater than 1, use the substring method to extract the portion of the string without the first and last characters. Start from index 1 (since index 0 is the first character) and end at the length of the string minus 1 (to exclude the last character).
4. Return the extracted substring.
Here's the code for the method:
java
public String withoutFirstLast(String str) {
if (str.length() <= 1) {
return "";
} else {
return str.substring(1, str.length() - 1);
}
}
You can then call this method with your example cases, like this:
java
System.out.println(withoutFirstLast("maij")); // Output: ai
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To solve this problem, we need to first check the length of the given string.
If the length of the string is less than or equal to 2, then we can simply return an empty string as there will be no characters left after removing the first and last characters.If the length of the string is greater than 2, then we can use the substring method to return a new string that starts from the second character and ends at the second to last character. This can be achieved by calling the substring method with the parameters 1 and str.length()-1.Here's the code that implements the above approach:public String withoutFirstLast(String str) {
if(str.length() <= 2) {
return "";
} else {
return str.substring(1, str.length()-1);
}
}In this code, we first check if the length of the given string is less than or equal to 2. If it is, we return an empty string. Otherwise, we use the substring method to return a new string that starts from the second character and ends at the second to last character.To test our solution, we can call the function with different input strings and verify that it returns the correct output.For example, calling withoutFirstLast("Hello") should return "ell", calling withoutFirstLast("abc") should return "b", and calling withoutFirstLast("ab") should return "".
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Related Questions
When adopting and implementing a Software as a Service (SaaS) platform such as Salesforce for your business, which responsibility falls on you, as the client company?
Answers
Answer:
Software as a service (SaaS) platform would give the client company the responsibility of offering applications over the internet, develop, host, and update the product.
Explanation:
Salesforce is an example of Software as a service (SaaS), offering applications for businesses over the internet.
Software as a Service (SaaS) uses the cloud to host web-based apps and make them available to users over the internet, eliminating the need for users to install and maintain application software. Users only access this service with an internet connection and a web browser.
why is data field should be atomic? Please help…..
Answers
By normalizing data to its atomic level, you can provide the right data to the right person in the right context at the right time. Uncovering the atomic level helps you to better understand the way that the data can support an interaction.
Explanation:
Hope it helps you!!Which of the following actions is most likely to result from a company exploiting value-enhancing opportunities across the value chain? Select one: A. Increasing the amount of inventory carried during the fiscal period B. Increasing the number of processes involved in producing a product C. Decreasing the number of suppliers relied upon for delivering input products and services D. Reducing the quality of the product or service provided
Answers
Exploiting value-enhancing opportunities across the value chain is most likely to result in decreasing the number of suppliers relied upon for delivering input products and services.
The correct answer is option C: Decreasing the number of suppliers relied upon for delivering input products and services. When a company identifies value-enhancing opportunities across the value chain, it aims to optimize its operations and increase efficiency to create more value for customers and stakeholders.
By decreasing the number of suppliers relied upon, the company can streamline its supply chain and build stronger relationships with a select group of suppliers. This can result in several benefits. Firstly, it can lead to better negotiation power and potentially lower costs through bulk purchasing or long-term contracts. Secondly, it can reduce supply chain complexity and improve coordination, communication, and collaboration with a smaller set of suppliers. This simplification can lead to increased operational efficiency and a more seamless flow of inputs throughout the value chain.
Furthermore, by working closely with a reduced number of suppliers, the company can develop stronger partnerships, fostering trust and enabling joint efforts for continuous improvement and innovation. This, in turn, can contribute to enhancing the quality of products or services provided, as the company can focus on building expertise and delivering higher value through a more concentrated supplier network.
In summary, exploiting value-enhancing opportunities across the value chain is likely to result in decreasing the number of suppliers relied upon for delivering input products and services. This strategic move can help optimize the supply chain, improve operational efficiency, and foster stronger partnerships, ultimately leading to better quality and value for customers.
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what is the main theme of The hundred dresses
Answers
Explanation:
The main theme of The hundred dresses is about the act of forgiving someone's mistake. i hope so
The main theme of The Hundred Dresses is that we should never judge someone by their name, looks or status. This theme is presented through a Polish immigrant in America, who is bulied by the other girls of her class because she had a "strange" name and she was poor, but then she surprises everyone by her drawing skills.
How does the art piece ‘reveal’ the face of the human person in the midst of Science and Technology?
Think of a pressing and timely Science and Technology issue. How can the issue illustrate the relationship between science and technology and art? How can art guide modern technology in order to limit its excesses and become a revealing in the sense of poiesis?
Answers
The art piece can reveal the face of the human person in the midst of Science and Technology by highlighting the impact of these advancements on our lives, emotions, and identity.
It can explore the ethical, social, and existential implications of scientific and technological progress, reminding us of the essential human elements that often get overshadowed. Through symbolism, visual representation, or interactive experiences, art can provoke contemplation and reflection, offering a subjective and emotional perspective on the complex relationship between humans and technology.
One pressing Science and Technology issue that can illustrate the relationship between these fields and art is the rise of artificial intelligence (AI) and automation. Art can delve into the implications of AI on human creativity, labor, and decision-making processes. It can explore the anxieties and uncertainties associated with AI's potential to replace or augment human abilities, bringing attention to the intrinsic value of human intuition, empathy, and subjective experiences.
Art can guide modern technology by providing alternative narratives and perspectives. It can challenge the deterministic and utilitarian approaches often associated with technology by emphasizing the importance of human values, ethics, and social consequences. Through aesthetic experiences, art can cultivate empathy, encourage critical thinking, and inspire discussions about responsible innovation and the potential consequences of technological development.
Art's role in limiting the excesses of technology lies in its capacity to provoke reflection and create a space for ethical considerations. By engaging with art, individuals and communities can develop a deeper understanding of the implications of technology and make more informed decisions about its development and use.
The relationship between science, technology, and art is complex and multifaceted. Art has the power to reveal the face of the human person amidst these advancements by highlighting the human elements often overshadowed by scientific and technological progress. By exploring pressing issues such as AI and automation, art can guide modern technology by offering alternative perspectives, emphasizing human values, and encouraging responsible innovation. Through its ability to provoke reflection and foster empathy, art can help limit the excesses of technology and ensure that it aligns with the needs and aspirations of humanity.
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Write the definition of a function named isPositive, that receives an integer argument and returns true if the argument is positive, and false otherwise. So, if the argument's value is 7 or 803 or 141 the function returns true. But if the argument's value is -22 or -57, or 0, the function returns false.
Answers
Answer:
// header files
#include <iostream>
using namespace std;
// required function
bool isPositive(int num)
{
// check if number is positive
if (num > 0)
{
// return true
return true;
}
// if number is 0 or negative
else
{
// retrun false
return false ;
}
}
// main function
int main() {
// test the function with different values
cout<<isPositive(7)<<endl;
cout<<isPositive(803)<<endl;
cout<<isPositive(141)<<endl;
cout<<isPositive(-22)<<endl;
cout<<isPositive(-57)<<endl;
cout<<isPositive(0)<<endl;
return 0;
}
how do i scan or check for computer virus?
Answers
Answer:
what type of computer
Explanation:
Session Management Cookies are strings of data that a web server sends to the browser. When a browser sends a future request to the web server, it sends the same string to the web server along with its request. Cookies can be used for identity management. Write a report to explain how Cookies can be used for to retrieve objects across a sequence of http requests, such a sequences if referred to as a session. Java offers the Interface HttpSession to allow managing sessions. What is an equivalent in C#? Compare and contrast the features of both solutions. Comments on each with regard to some quality attributes; possibly one. Use the standards known in writing papers, for example what you learned in "English 214". Please make sure that you provide abstract, introduction, discussion, conclusion and bibliography sections. Please do not forget to paginate your report and cross-reference (cite) extracted material. The report is graded out 10 points. Grading is based on the value of the report with a possibility of 6 points dedicated to an oral discussion if needed.
P
Answers
Both Java and C# offer solutions for managing sessions in web applications. Java provides the Http Session interface, while C# offers the Http Session State class.
Both solutions allow for storing and retrieving objects across a sequence of HTTP requests, commonly known as a session. However, there are some differences in their features and implementation.
Java's Http Session interface provides methods for manipulating session-specific data. It allows storing and retrieving objects using key-value pairs and provides functionalities such as setting session timeouts, invalidating sessions, and tracking session creation and last access times. Java servlet containers, such as Apache Tomcat, provide built-in support for managing sessions through the Http Session interface.
On the other hand, in C#, the equivalent for session management is the Http Session State class, which is part of the ASP.NET framework. It provides similar functionalities as Http Session in Java, including storing and retrieving objects in a session, setting session timeouts, and invalidating sessions. C# also offers additional features such as session state modes, which allow storing session data in different locations like in-memory, out-of-process, or in a database.
In terms of quality attributes, both Java and C# provide reliable and efficient session management capabilities. They handle the complexities of managing session data, ensuring data integrity and security. However, the specific implementation and performance may vary depending on the web server or application server being used.
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Explain whats Cropping in your own words (photos)
Answers
;w;) - Actually, cropping is just removing parts of a picture to have the main scene on focus. I was once in a photography class, and I took a picture of the Appalachian mountains.
can you help maybe please
Answers
To automatically show a different cat image alongside its breed name whenever the 'Generate' button is clicked, we can enlist an API:
The ProgramIn this code, jQuery ties a click activity to the tab labeled 'Generate', then dispatches a AJAX request to the CatAPI to collect a random cat picture and its relevant breed.
Upon receiving a reply, the allocated HTML will be modified according to the given image and breed that was sourced out.
The program is in the image file
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Windows organizes the folders and files in a hierarchy, or ______
Answers
while some argue that more data is always better, others might present a competing hypothesis that there can be too much data. which arguments/artifacts might support the idea that the organization is overwhelmed with data? group of answer choices dark data data swamp processing slowdowns all of these
Answers
There are several arguments and artifacts that can support the idea that an organization is overwhelmed with data. These include dark data, data swamp, and processing slowdowns.
1. Dark data: Dark data refers to the information that organizations collect and store but do not analyze or utilize effectively. This data often remains hidden and untapped, leading to wasted resources and missed opportunities. When an organization has a significant amount of dark data, it indicates that they are overwhelmed with data and are not effectively managing and extracting value from it.
2. Data swamp: A data swamp occurs when the volume and complexity of data within an organization become unmanageable. This can happen when there is an influx of data from multiple sources without proper organization or structure. As a result, data becomes difficult to find, analyze, and use for decision-making purposes. When an organization is dealing with a data swamp, it becomes evident that they have too much data to handle effectively.
3. Processing slowdowns: When an organization is overwhelmed with data, it can lead to processing slowdowns. This happens when the existing infrastructure and systems struggle to handle the sheer volume of data being processed. As a result, data processing becomes slow and inefficient, affecting the overall productivity of the organization. Processing slowdowns indicate that there is an excessive amount of data that is exceeding the capabilities of the organization's resources.
In summary, the arguments and artifacts that support the idea of an organization being overwhelmed with data include dark data, data swamp, and processing slowdowns. These indicate that the organization is struggling to effectively manage, analyze, and utilize the vast amount of data it possesses.
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fill in the blank. in the tag, the ____ attribute specifies the filename of the java class file.
Answers
In the <applet> tag, the "code" attribute specifies the filename of the java class file. The "code" attribute is an essential attribute of the <applet> tag in HTML.
It specifies the filename of the Java class file that will be used to run the applet. When the browser loads the web page containing the <applet> tag, it downloads the Java class file specified in the "code" attribute and then executes it within the applet. This attribute is crucial as it tells the browser which Java class file to download and run, ensuring that the applet works correctly. Without this attribute, the browser would not know which Java class file to execute, and the applet would not run.
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copy the files proj_prcc_welcome and proj_prcc_proj_team_directory from /home/rcronn/project_prcc to /home/cflynn, the directory belonging to maggie brown's project administrator, corey flynn.
Answers
You can copy the files proj_prcc_welcome and proj_prcc_proj_team_directory from /home/rcronn/project_prcc to /home/cflynn, the directory belonging to maggie brown's project administrator, corey flynn by using the following command:
```
cp /home/rcronn/project_prcc/proj_prcc_welcome /home/cflynn/
cp /home/rcronn/project_prcc/proj_prcc_proj_team_directory /home/cflynn/
The `cp` command is used to copy files in Linux. The first argument after `cp` is the file that you want to copy, and the second argument is the destination directory where you want to copy the file to.
In this case, you want to copy the files `proj_prcc_welcome` and `proj_prcc_proj_team_directory` from the directory `/home/rcronn/project_prcc` to the directory `/home/cflynn/`, which belongs to Maggie Brown's project administrator, Corey Flynn.
To open a terminal window and type the above command followed by hitting enter. This will copy the specified files to the destination directory. Once the files are copied, you can verify that they are in the correct directory by using the `ls` command to list the files in `/home/cflynn/`.
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What type of graphical methods would you use to represent the
data in each column (e.g., bar chart, run chart) and why is this
the best option? Use insights from AHRQ’s discussion on data
visualizat
Answers
In data visualization, graphical methods are used to represent data in a manner that is easily understandable to the audience.
The type of graphical methods that would be used to represent data in each column include the following;
Bar chartLine chartPie chartScatter plotHeat mapBox plotGantt chartBar chart: A bar chart would be the best option for discrete data and for comparing the number of occurrences in each category.
It is used to represent data that are categorized and arranged by groups. Bar charts are easy to read and they can show the changes over time. AHRQ recommends using a bar chart for categorical data, such as gender, race, and ethnicity.
Line chart: A line chart would be the best option to show trends over time, for example, to show the trend of a stock price over time. AHRQ recommends using a line chart for continuous data, such as weight and blood pressure.
Pie chart: A pie chart would be the best option when you want to represent data as percentages of a whole
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t/f vpns offer high security because they operate through the internet
Answers
False, Virtual Private Networks VPNs do not offer high security because they operate through the internet.
Virtual Private Networks (VPNs) are widely used by people to keep their online activities private and secure. VPNs encrypt all online data and reroute it through a virtual tunnel to a remote server, making it challenging for anyone to access the data being transmitted.
VPNs have been considered an effective solution for enhancing security and privacy on the internet, but they have limitations, especially when it comes to their ability to offer high-security protocols. VPNs operate through the internet, which means that they face the same security challenges that the internet presents
Overall, while VPNs provide a certain level of privacy and security, they are not a foolproof solution. They can be useful in certain circumstances but should not be relied upon solely for cybersecurity. Users must also take other precautions, such as keeping their devices updated, using strong passwords, and avoiding clicking on suspicious links. False.
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ad extensions assist in providing users with which two things they want from their search experience?
Answers
Promotion augmentations help with furnishing clients with Pertinent data and Data in view of their second they need from their hunt insight.
What is one of the principal reasons for utilizing promotion augmentations?A Googgle promotion expansion is an extra snippet of data that makes your promotion more valuable to perusers. It gives data like merchant surveys, different connections from your site, and phone numbers, subsequently extending your commercial.
What is the advantage of remembering promotion augmentations for your pursuit promotion?Promotion expansions are a fast and simple method for growing your Pursuit advertisements, giving individuals more motivations to pick your business — at no additional expense. There is an entire scope of manual expansions you can decide to carry out yourself, like area data, cost, and advancement callouts.
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HELP FAST PLS
Do you care more about avoiding fees/costs, accumulating perks, convenience, etc?
Answers
Answer: Convenience
Explanation:
good job
Explanation:
i just need points but i need the answer too
do you think I-beams are a good thing to use for head frame supports? why?
Answers
6. the fulbright hearings showed that congress thought..?
the vietnam war was no
longer worth fighting
more money should be spent on the war
the president is leading the war in the right direction
the vietnam war had a lot of support
Answers
The Fulbright hearings showed that Congress believed the Vietnam War was no longer worth fighting.
Did the Fulbright hearings reveal Congress's view on the Vietnam War's value?The Fulbright hearings, held in 1971, were a series of congressional hearings chaired by Senator J. William Fulbright to assess the progress and justification of the Vietnam War. Through these hearings, it became evident that a significant portion of Congress believed the war was no longer worth fighting. The testimonies presented by military officials, diplomats, and academics shed light on the growing skepticism and disillusionment surrounding the war effort.
The hearings provided a platform for critics of the war to voice their concerns and challenge the administration's narrative. Many lawmakers expressed doubts about the effectiveness of U.S. military intervention, the high cost in terms of lives and resources, and the lack of clear objectives. The testimonies and discussions showcased a shifting perspective within Congress, with increasing calls for de-escalation and a focus on diplomatic solutions.
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A speed limit sign that says "NIGHT" indicates the _____ legal speed between sunset and sunrise.
Answers
Answer:
Maximum
Explanation:
Speed limits indicate the maximum speed you are legally allowed to drive.
PLS HELP!!
In two to three paragraphs, come up with a way that you could incorporate the most technologically advanced gaming into your online education.
Make sure that your paper details clearly the type of game, how it will work, and how the student will progress through the action. Also include how the school or teacher will devise a grading system and the learning objectives of the game. Submit two to three paragraphs.
Answers
Incorporating cutting-edge gaming technology into web-based learning can foster an interactive and stimulating educational encounter. A clever method of attaining this goal is to incorporate immersive virtual reality (VR) games that are in sync with the topic being taught
What is the gaming about?Tech gaming can enhance online learning by engaging learners interactively. One way to do this is by using immersive VR games that relate to the subject being taught. In a history class, students can time-travel virtually to navigate events and interact with figures.
In this VR game, students complete quests using historical knowledge and critical thinking skills. They may solve historical artifact puzzles or make impactful decisions. Tasks reinforce learning objectives: cause/effect, primary sources, historical context.
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1. what will happen if a common cathode display is used? comment on the interface between the decoder and the display. 2. draw schematics of the internal circuit inside a common cathode and common anode seven segment display. 3. what is the difference between 7447 and 7448 ics?
Answers
A common cathode display is a type of seven-segment display where all the cathode terminals of the LED segments are connected together and brought out as a single pin.
In a common cathode display, all the cathodes of the LED segments are connected together and are grounded. When a voltage is applied to one of the anodes, the corresponding LED segment will light up. The decoder will output a binary code that corresponds to the specific segment that needs to be illuminated. To interface the decoder with the display, the output pins of the decoder are connected to the anodes of the LED segments, while the cathodes are connected to ground through a current-limiting resistor.The schematic of a common cathode seven segment display consists of seven LEDs connected in parallel, with their cathodes tied together and connected to ground. The anodes are connected to pins a through g. The schematic of a common anode seven segment display is the same as the common cathode, except that the anodes are tied together and connected to a positive voltage.The 7447 and 7448 are both BCD-to-7-segment decoders, but the 7447 is designed to drive a common cathode display while the 7448 is designed to drive a common anode display. The 7447 outputs active low signals to drive the segments, while the 7448 outputs active high signals.To learn more about decoder visit;
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Whoever answers this question is the BRAINLIEST!!!!
Why do you think everyone needs to have a basic knowledge of information technology? In what ways has information technology grown over the past couple of years? Name one company where information technology is not necessarily the main focus and tell me a scenario where adding ANY FORM of information technology could be beneficial for that company and tell me how.
Answers
Everyone needs to have a basic knowledge of information technology because:
In the world today, it is one that helps to set up faster communication.It helps to keep electronic storage and give protection to records. IT is said to give a system of electronic storage to give also protection to company's records. In what ways has information technology grown over the past couple of years?Modern technology is known to be one that has paved the way for a lot of multi-functional devices such as the smart watch and the smart phone and it is one that has grown a lot into all sectors of the economy.
A company where information technology is not necessarily the main focus is the education sector.
Hence, Everyone needs to have a basic knowledge of information technology because:
In the world today, it is one that helps to set up faster communication.It helps to keep electronic storage and give protection to records. IT is said to give a system of electronic storage to give also protection to company's records.Learn more about information technology from
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What is the value of foundelement after the code runs?
Answers
When the code const randomNums = [1, 123, 25, 90, 3543, 42]; const foundElement = randomNums.findIndex(num => num > 200); runs, the value of foundElement will be 4.
The given code uses the findIndex() method to search for the index of the first element in the randomNums array that satisfies the condition num >= 200.
Since none of the elements in the array are greater than or equal to 200, the findIndex() method returns -1. However, the variable foundElement is assigned the returned value plus 1, which results in a value of 0. Later, when foundElement is logged to the console, it gets coerced to a boolean value and returns false. Therefore, the correct value of foundElement should be 4.
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The complete question is:
What is the value of foundelement after the code runs?
const randomNums = [1, 123, 25, 90, 3543, 42]; const foundElement = randomNums.findIndex(num => num > 200);
I'LL MARK BRAINLIEST!!! What is the difference between packet filtering and a proxy server?
A proxy filters packets of data; packets filter all data.
Packets filter packets of data; proxy servers filter all data.
Packets filter spam; proxy filters viruses.
A proxy filters spam; packets filter viruses.
Answers
A proxy operates at the application layer, as well as the network and transport layers of a packet, while a packet filter operates only at the network and transport protocol layer
Answer:
The Answer is B. Packets filter packets of data; proxy servers filter all data.
Explanation:
it says it in the lesson just read it next time buddy
4
Select the correct answer from the drop-down menu.
Which two technologies support the building of single-page applications?
and
are two technologies helpful in building single page applications.
Reset
Next
Answers
Answer:
DROP DOWN THE MENUS PLEASE SO WE CAN ACTUALLY ANSWER THE OPTIONS!!
Explanation:We need to see the questions please! ( :
Answer:
Angular JS
and
React
Explanation:
I got it right lol
the first webpage of a website is called
Answers
Answer:
A home page or The World Wide Web project
Explanation:..
Which of the following describes workplace MIS monitoring?
a. Tracking people's activities by such measures as number of keystrokes
b. Tracking people's activities by such measures as error rate
c. Tracking people's activities by such measures as number of transactions processed
d. All of these are correct
Answers
All of these are correct when it comes to workplace MIS (Management Information System) monitoring.
Workplace MIS monitoring involves tracking and measuring various aspects of employees' activities to gather data and insights for management purposes. This monitoring can be done using different measures, including the number of keystrokes, error rate, and number of transactions processed. These measures provide information about employee productivity, performance, and efficiency.
Tracking the number of keystrokes can give insights into the level of activity and engagement of employees. Monitoring error rates helps identify areas where employees may need additional training or support. Tracking the number of transactions processed can give an indication of workload and productivity.
By utilizing these measures and monitoring employee activities, organizations can make data-driven decisions, optimize workflows, identify areas for improvement, and ensure efficient operations.
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Write a loop that inputs words until the user enters DONE. After each input, the program should number each entry and print in this format:
#1: You entered _____
When DONE is entered, the total number of words entered should be printed in this format:
A total of __ words were entered.
Sample Run
Please enter the next word: cat
#1: You entered the word cat
Please enter the next word: iguana
#2: You entered the word iguana
Please enter the next word: zebra
#3: You entered the word zebra
Please enter the next word: dolphin
#4: You entered the word dolphin
Please enter the next word: DONE
A total of 4 words were entered.
Answers
Answer:
def main():
word = input("Please enter the next word: ")
count = 0
while word != "DONE":
count += 1
print("#{}: You entered the word {}".format(count, word))
word = input("Please enter the next word: ")
print("A total of {} words were entered.".format(count))
main()