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Practice Programming
Practice Programming
Count the number of islands
Nlogn Team - 0
Given a binary 2D matrix, containing the combination of 1's and 0's, where 0's represents the water and 1's represent the land. Our task...
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...
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