3935 - 喵同学的小鱼干
喵同学特别喜欢吃小鱼干,一看到小鱼干就会吃个不停。由于她想吃到更多的小鱼干,于是她决定去碰碰手气。已知喵同学赢一局可以赢得a只小鱼干,输一局会输掉b只小鱼干,喵同学现在有100只小鱼干作为本金,则她赢了x局输了y局后还有多少只小鱼干?
Input
给出四个整数a, b, x, y以空格隔开;
1<= a, b <=10,1<= x, y <=100
Output
输出喵同学最后可以吃到的小鱼干数
Examples
Input
1 1 1 1
Output
100
Solution C++
#include <iostream> #include <algorithm> #include <cstdio> #include <cmath> #include <cstring> #include <cstdlib> #include <iostream> using namespace std; int main() { //freopen("in.txt", "r", stdin); //freopen("out.txt", "w", stdout); int a, b, x, y; while(scanf("%d%d%d%d", &a, &b, &x, &y) != EOF) { int ans = 100 + a * x - b * y; if(ans <= 0) printf("0\n"); else printf("%d\n", ans); } return 0; }