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Tag: string

How to print sequence of characters according to the number next to it?

Input: a2b4c3 Output: aabbbbccc Here is my code………which has wrong output: Whats wrong in this code, I didn’t get the output as expected My output is: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb ccccccccccccccccccccccccccccccccccccccccccccccccccc Need corrections or code in java Answer Hi Here your answer. Or import java.lang.*; import java.util.ArrayList;

What is Coder in String Value?

I am reading a CSV file, by using com.opencsv.CSVReader Like below Value for header is coming like below screen shot: What’s coder here (Highlighted in yellow)? Why the value is 1 for first index and 0 for all other? Answer The official response is “none of your business”, since it’s a private member 😛 Which means it can very well

How to validate spaces between two words using regex in a string [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 2 years ago. Improve this question I am trying to validate string to accept spaces between two words (in the middle). I want a regex that will accept “hello world”. I

Detecting last character

Im trying to detect whether the last character of a string contains an operator using an array checker that was previously used for integers. For some reason the code will always display “Not In” Even …

Integer.parseInt() and Integer.toString() runtime

Would the runtime of Integer.parseInt(String i) and Integer.toString(int i) both be O(n)? Answer Yes both of them Integer.parseInt(“1000”) and Integer.toString(1000) have time complexity O(N) The internal code of Integer.parseInt(“1000”) reads the the strings char by char and covert to decimal in while loop The internal code of Integer.toString(1000) reads the integers and convert every digit to char and stores in

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