#include <iostream>

int main()
{
	int n; std::cin >> n;
	
	int ans = 0;
	ans += n/25; n %= 25;
	ans += n/10; n %= 10;
	ans += n/5;  n %= 5;
	ans += n;
	std::cout << ans << std::endl;
	
	return 0;
}


### Prompt

Please create a solution in cpp to the following problem:

You want to make change for $ n $ cents. Assuming that you have infinite supply of coins of 1, 5, 10 and / or 25 cents coins respectively, find the minimum number of coins you need.

Constraints

* $ 1 \ le n \ le 10 ^ 9 $

Input


$ n $


The integer $ n $ is given in a line.

output

Print the minimum number of coins you need in a line.

Examples

Input

100


Output

4


Input

54321


Output

2175

### Response

```cpp
#include <iostream>

int main()
{
	int n; std::cin >> n;
	
	int ans = 0;
	ans += n/25; n %= 25;
	ans += n/10; n %= 10;
	ans += n/5;  n %= 5;
	ans += n;
	std::cout << ans << std::endl;
	
	return 0;
}


```