51348

Run ID	Author	Problem	Lang	Verdict	Time	Memory	Code Length	Submit Time
51348	yuboyuan	地球人口承载力估计	C++	Wrong Answer	0 MS	244 KB	171	2024-09-20 21:58:57

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