Submission

Score: 100

User: Chayatoeyy

Problemset: Slowly Express

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-11 16:00:49

#include<bits/stdc++.h>
using namespace std;
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int van=0,remain=0,n;
    while(1){
        cin>>n;
        if(n<0) break;
        else{
            n+=remain;
            while(1){
                if(n<500){
                    remain=n;
                    break;
                }
                else{
                    if(n>=500 && n<=800){
                        van++;
                        n=0;
                        remain=n;
                    }
                    else if(n>800){
                        van++;
                        n=n-800;
                        remain=n;
                    }
                }
            }
        }
        cout<<van<<endl;
        van=0;
    }
    return 0;
}