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Practice Programming
Practice Programming
Count all possible paths between two vertices of a directed graph
Nlogn Team - 0
Given a directed graph G, and two vertices: start s & end e, count all possible way of reaching the vertex e from vertex...
Practice Programming
Minimum number of swaps required to sort a given array
Nlogn Team - 0
Problem Statement: Given an array of n distinct elements, we have to find the minimum number of swaps required to sort the given array.
Example...
Practice Programming
Detect Cycle in a Directed Graph
Nlogn Team - 0
We are given a directed graph with V vertices and we have to find whether this directed graph contains a cycle or not. A cycle...
Practice Programming
Maximize the number of cut segments of length x, y and z
Nlogn Team - 0
We are given a rod of length L, our task is to cut the rod into segments of x, y & z such that...
Practice Programming
Wildcard Pattern Matching using Dynamic Programming
Nlogn Team - 0
Wildcard Pattern Matching - Given a text of length n and a wildcard pattern of length m, we are supposed to find whether the...
Practice Programming
Largest Rectangular Area in a given Histogram
Nlogn Team - 0
Given a histogram find the largest rectangle (rectangular area) that can be made out of the number of contiguous bars, assuming that every bar...
Practice Programming
Find whether a given array is a subset of another array
Nlogn Team - 0
We are given two arrays, arr1 and arr2, that contains n, m number of distinct elements in unsorted order. We are supposed to find,...
Practice Programming
Find all triplets such that sum of two equals to third element
Nlogn Team - 0
We are given an array of n distinct integers and we have to find all triplets (3 elements), such that the sum of two...
Practice Programming
DP – Coin Change: Find number of ways of representing n cents
Nlogn Team - 0
Given an infinite supply of 25 cents, 10 cents, 5 cents, and 1 cent. Find the number of ways of representing n cents. (The...
Practice Programming
Rotate a matrix by 90 degrees in the clockwise direction
Nlogn Team - 0
We are given an NxN matrix and we have to rotate it by 90 degrees in a clockwise direction without using any extra space.
Input:
10 11 12...
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