Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Write a function to find the minimum number of coins needed to make a certain amount using a given set of coin denominations.

Hard

Problem Statement

Write a function to find the minimum number of coins needed to make a certain amount using a given set of coin denominations.

Sample Input

[1, 2, 5], 11

Sample Output

3

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
def coin_change(): coins = [1, 2, 5] amount = 11 # Your code here return
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Input
[1, 2, 5], 11
Expected Output
3