37412

Run ID	Author	Problem	Lang	Verdict	Time	Memory	Code Length	Submit Time
37412	惠子铭	地球人口承载力估计	C++	Accepted	0 MS	244 KB	170	2024-01-20 14:54:02

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