#include <bits/stdc++.h>
using namespace std;

int main(){
    int n;
    cin>>n;
    cout<<n/25+(n%25)/10+((n%25)%10)/5+(n%5)<<endl;
}

### Prompt

Create a solution in CPP for 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 <bits/stdc++.h>
using namespace std;

int main(){
    int n;
    cin>>n;
    cout<<n/25+(n%25)/10+((n%25)%10)/5+(n%5)<<endl;
}

```