2063

liuzixuan

[C++] 纯文本查看 复制代码

#include<iostream>
using namespace std;
int main(){
    int m1,n1,m2,n2,x;            
    m1=15;
    n1=20;
    m2=20;
    n2=10;
    x=(m1*n1-m2*n2)/(n1-n2);
        cout<<x;
}