#include <iostream>
using namespace std;
int main(){
    int n; //お釣り
    cin >> n;
    int c[4] = {25, 10, 5, 1};  //コインの種類
    int cnt = 0;
    for(int i = 0; i < 4; i++){
        int p = n / c[i];
        int r = n % c[i];
        cnt += p;
        n = r;
    }
    cout << cnt << endl;
}

### Prompt

Generate a cpp solution 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>
using namespace std;
int main(){
    int n; //お釣り
    cin >> n;
    int c[4] = {25, 10, 5, 1};  //コインの種類
    int cnt = 0;
    for(int i = 0; i < 4; i++){
        int p = n / c[i];
        int r = n % c[i];
        cnt += p;
        n = r;
    }
    cout << cnt << endl;
}

```