573 - The Snail

Author: Ismail Hosen

Daffodil International University

Problem Link

//Please follow from main function

#include<bits/stdc++.h>

using namespace std;

int main()

{

    double height_climb;

    int cnt;

    double h, u, d, f;

    while(cin>>h>>u>>d>>f){

        if(h==0 && u==0 && d==0 && f==0) break;

        height_climb=0;

        f=(u*(f/100.0));

        cnt=0;

        while(true){

            cnt++;

            if(u>0)height_climb+=u;

            u-=f;

            if(height_climb>h)break;

            height_climb-=d;

            if(height_climb<0)break;

        }

        if(height_climb>=0) cout<<"success on day "<<cnt<<endl;

        else cout<<"failure on day "<<cnt<<endl;

    }

    return 0;

}