P5709 深基2.习6Apples Prologue / 苹果和虫子

Posted 2021-12-19 蒟蒻豆进阶之路

题目传送门

#include <bits/stdc++.h>

using namespace std;

int main() 
    int m, t, s;
    cin >> m >> t >> s;
    int x = ceil(1.0 * s / t);
    if (m <= x) printf("%d", 0);
    else printf("%d", m - x);
    return 0;