山东智趣岛论坛
标题:
1005
[打印本页]
作者:
liuzixuan
时间:
2023-12-9 15:11
标题:
1005
#include<iostream>
#include<stdio.h>
using namespace std;
int main(){
int a,x,b,y;
cin>>x>>a>>y>>b;
float z=(b*y-a*x)/(b-a);
printf("%0.2f",z);
}
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