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Search options questions only not deleted user 106796

When the code scales so poorly in the face of large inputs that it cannot complete in a reasonable amount of time, use this instead of the [performance] tag.

6 votes
2 answers
10k views

Finding maximum length of continuous string which has same characters

I'm solving this problem from codeforces. I've a solution which has complexity of O(n²). But the time limit exceeds on some of the test cases. The problem statement is: High school student Vasya g …
Kaushal28's user avatar
  • 455
3 votes
3 answers
379 views

Sorting and eliminating duplicates

From Hacker Earth: Problem Statement: Chotu's father is the owner of a Vada Pav shop. One Sunday, his father takes him to the shop. Father tells him that at the end of the day, Chotu has to give him …
Kaushal28's user avatar
  • 455
5 votes
6 answers
9k views

Counting pairs of relatively prime numbers

Problem from Hacker Earth: Inverted GCD: Given an array a of \$N\$ numbers , you have to find the number of pair of indices \$i\$ and \$j\$ that satisfy the following relation: \$i < …
Kaushal28's user avatar
  • 455
3 votes
2 answers
4k views

Finding the index of the character whose removal will make a palindrome

Before I get into describing by problem I'd like to point out I found this question under c++ tag. But the solution of that question is already implemented in my code. I am solving a problem from hack …
Kaushal28's user avatar
  • 455
9 votes
1 answer
211 views

Determining position of point W.R.T to given line equation

Problem from HackerRank:: Problem Statement: There are \$N\$ lines. Each line has an index between \$1\$ and \$N\$. The slope of each line is negative, i.e. it goes from upper-left to lower-r …
Kaushal28's user avatar
  • 455