Submission #456459

#	Time	Username	Problem	Language	Result	Execution time	Memory
456459		Blistering_Barnacles	Cave (IOI13_cave)	C++14	Compilation error	0 ms	0 KiB

cave

#include <bits/stdc++.h>
#define  n1 "\n"
using namespace std ;
typedef long long ll;
typedef long double ld ;
const int N=2e7;
const ll inf=1e18 ;
const ll mod = 1e9+7 ;
struct ali {
  ll x1, y1, x2, y2;
  ll ar() { return (y2 - y1) * (x2 - x1); }
};
ll add(ali p, ali q) {
  ll fi = max(0ll, min(p.x2, q.x2) - max(p.x1, q.x1));
  ll se = max(0ll, min(p.y2, q.y2) - max(p.y1, q.y1));
  return fi * se ;
}
ali add2(ali p, ali q) {
    ll o = min(p.x2, q.x2) , t = max(p.x1, q.x1) , th = min(p.y2, q.y2) , f = max(p.y1, q.y1) ;
  ll fi = max(0ll, min(p.x2, q.x2) - max(p.x1, q.x1));
  ll se = max(0ll, min(p.y2, q.y2) - max(p.y1, q.y1));
  if(fi * se > 0)
        return {o , th , t , f} ;
    return { -1 , -1 , -1 , -1} ;
}
int main(){
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    ali one , two , three ;
    cin >> one.x1 >> one.y1 >> one.x2 >> one.y2 ;
    cin >> two.x1 >> two.y1 >> two.x2 >> two.y2 ;
    cin >> three.x1 >> three.y1 >> three.x2 >> three.y2 ;
    ali e = add2(two , three) ;
    ll r = add(e , one) ;
    r = max(r , 0ll) ;
    ll q = one.ar() + r - add(one , two) - add(one , three) ;
    //cout << q << endl ;
    if(q > 0){
        cout << "YES" << endl ;
    }
    else
        cout << "NO" << endl ;
    return 0 ;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccm83Bg7.o: in function `main':
cave.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccO3n6s7.o:grader.c:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccO3n6s7.o: in function `main':
grader.c:(.text.startup+0x10): undefined reference to `exploreCave'
collect2: error: ld returned 1 exit status