If we had five pens, how many unique groups of three could we make? If we had ten letters, how many unique combinations of four could we make? If we had twelve players, how many unique teams of seven ...
Day 123 of GFG 160 : Problem Solved: Subset Sum Problem (Medium) Approach-The code uses recursion with memoization(top-down) to determine if there exists a subset of the array whose sum equals the ...
// we have added the element in the subset now we have to remove it so that it won't get added in another call subset.remove(subset.size() -1);//here we used subset.size()-1 coz we ssume that the ...
🚀 Day 28 of my DSA Journey 🚀 Today I solved an important recursion + backtracking problem: 🔹 Problem: Subsets II (LeetCode – 90) 🔹 Category: Recursion / Backtracking 📌 Problem Statement: Given an ...
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