Cod sursa(job #3237727)

Utilizator popescu_georgePopescu George popescu_george Data 12 iulie 2024 12:20:46
Problema Aria Scor 0
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.28 kb
Raporteaza aceasta sursa 
#include<bits/stdc++.h>
using namespace std;
ifstream F("aria.in");
ofstream G("aria.out");
long double a,b,c,d,e,f,s=0.5;
int main()
{
    for(F>>a>>a>>b>>c>>d,s*=(a*d-b*c),G<<fixed<<setprecision(5);F>>e>>f;s*=(c*f-d*e),c=e,d=f);
    return s*=(a*d-b*c),G<<(s<0?-s:s),0;
}