# | TimeUTC-0 | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
229422 | VEGAnn | Zvijezda (COCI19_zvijezda) | C++14 | 162 ms | 7340 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#define PB push_back
#define sz(x) ((int)x.size())
using namespace std;
typedef long long ll;
typedef long double ld;
const int N = 100100;
ll T;
int n, x[N], y[N];
bool cw(ld x1, ld y1, ld x2, ld y2, ld x3, ld y3){
return (x1 - x2) * (y1 - y3) - (y1 - y2) * (x1 - x3) < 0;
}
bool get(int id, ld x3, ld y3){
int nt = (id + 1);
if (nt == n) nt = 0;
return !cw(x[id], y[id], x[nt], y[nt], x3, y3);
}
int main(){
ios_base::sync_with_stdio(0); cin.tie(0);
#ifdef _LOCAL
freopen("in.txt","r",stdin);
freopen("output.txt","w",stdout);
#endif // _LOCAL
cin >> T >> n;
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