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#include<bits/stdc++.h>
#define N 1;
using namespace std;

int value[N] = {};
int count[N] = {};
int solve(int money)
{
 int num = 0;
 int i = 0;
 for (int i= N - i; i >= 0; i--)
 {
  int j = money / value[i];
  int c = j > cout[i] ? count[i]:j;
  money = money - c * value[i];
  num += c;
 }
 if (money > 0)
 {
  num=-1
 }
 return num;
}
int main()
{
 int k=solve(money);
 if (k != -1)
 {
  cout << k;
 }
 else
 {
  cout<<"wufahaolig"
 }

 return 0;
}