There is a one-dimensional garden of length N. In each position of the N length garden, a fountain has been installed. Given an array a[]such… Read More
Tag Archives: two-pointer-algorithm
Given two arrays coins[] and salaries[] where coins[i] represents the value of ith coin and salaries[j] represents the minimum value of the coin that jth… Read More
Recommended Solve DSA problems on GfG Practice. Solve Problems My Personal Notes arrow_drop_up Save
Given an array arr[], the task is to check if it is possible to rearrange the array in such a way that every even index(1-based… Read More
Given a binary string S, the task is to find the minimum number of swaps required to be performed to maximize the value represented by… Read More
Given an array A[] consisting of N integers, the task is to find the maximum possible value of K, such that K * |i –… Read More
Given two integers N and K, the task is to find the total count of N-digit number such that the sum of every K consecutive… Read More
Given an array A[ ] consisting of N positive integers, the task is to find the number of triplets A[i], A[j] & A[k] in the… Read More
Given an array arr[] of size N, consisting of positive and negative integers, the task is to find the longest alternating subsequence(i.e. the sign of… Read More
Courses
