#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;

int main() {
    int n; cin >> n;
    int ans = 0;
    for (int coin: {25, 10, 5, 1}) {
        ans += n / coin;
        n %= coin;
    }
    cout << ans << endl;
    return 0;
}

### 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 <algorithm>
#include <iostream>
#include <vector>
using namespace std;

int main() {
    int n; cin >> n;
    int ans = 0;
    for (int coin: {25, 10, 5, 1}) {
        ans += n / coin;
        n %= coin;
    }
    cout << ans << endl;
    return 0;
}

```