Codeforces-Atcoder/codeforces/996/A.cpp at master · nabil0day/Codeforces-Atcoder · GitHub

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/*****
                                                     __Bismillahir Rahmanir Rahim__
                                               American International University Bangladesh (AIUB)
                                                          Hadiur Rahman Nabil


*****/
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef vector <int> vi;
typedef pair <int,int> pi;

#define endl "\n"


int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL); cout.tie(NULL);


int arr[5]={100,20,10,5,1};
ll n,ans=0;
cin>>n;
for(int i=0;i<5;i++)
{
   int x=n/arr[i];
   n-=x*arr[i];
   ans=ans+x;
}
cout<<ans<<"\n";
return 0;
}