51521

Run ID	Author	Problem	Lang	Verdict	Time	Memory	Code Length	Submit Time
51521	zhangyizhi2024	地球人口承载力估计	C++	Accepted	1 MS	248 KB	163	2024-09-22 13:42:10

#include<bits/stdc++.h> using namespace std; int main () { double a,b,x,y; cin>>x>>a>>y>>b; double z=(b*y-a*x)/(b-a); printf("%.2f",z); return 0; }