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    Could someone please tell me this code's time complexity ?

    class Solution { public void moveZeroes(int[] nums) { int left=0; int right=0; for(int i=0;i<nums.length;i++){ if(nums[i]==0){ left=i; right=i+1; break; } }...
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    How To Removed Elements From The Array At Random?

    Who has removed elements from the array at random? I want to know how to remove each element of an array in Java at random, one by one. What I have written is the program shown below: //randomly remove elements from an array import java.util.Random; public class Main { public static void...
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    Why Am I Having Issues with Leetcode ?

    Issues with Leetcode? No matter how much I try, I cannot solve Leetcode Medium issues. I can recognize patterns, but I cannot put them into practice. I also don't see discussions or answers since I feel bad about cheating. Could someone please assist me?