### FAQ?

#### How many coins do you need to pay exactly n?

Given a total amount of N and unlimited number of coins worth 1, 10 and 25 currency coins. Find out the minimum number of coins you need to use to pay exactly amount N. Input : N = 14 Output : 5 You will use one coin of value 10 and four coins of value 1. Input : N = 88 Output : 7

#### How to calculate minimum number of coins required to get value?

As an example, for value 22: we will choose {10, 10, 2}, 3 coins as the minimum. Input: The required value. Say 48 Output: Minimum required coins. Here the output is 7. 48 = 10 + 10 + 10 + 10 + 5 + 2 + 1 Input: list of different coins, number of coins, given value. Output: Minimum number of coins to get given value.

#### What is the minimum amount of coins required for 22?

As an example, for value 22: we will choose {10, 10, 2}, 3 coins as the minimum. Input: The required value. Say 48 Output: Minimum required coins.

#### How many coins do we need to combine to get 11?

Given coins of different denominations and a total, how many coins do we need to combine to get the total if we use minimum number of coins? Let's say we have coins = {1, 5, 6, 8} and a total = 11, we can get the total using 2 coins which is {5, 6}. This is indeed the minimum number of coins required to get 11.