19:I[48803,["6079","static/chunks/363642f4-4672ca396f99db0d.js","5000","static/chunks/5000-a7bfe5b9669501e3.js","5653","static/chunks/5653-e83dcf6c883f2fed.js","1394","static/chunks/1394-b96c40fff0826c8c.js","7412","static/chunks/7412-44bfc7df6d166700.js","9362","static/chunks/9362-6e86a7341ceee1cd.js","8720","static/chunks/8720-56867bcc82acef59.js","7881","static/chunks/7881-fa5bad7aa783c72e.js","3692","static/chunks/3692-317eca9943285a39.js","9211","static/chunks/9211-d3f977dbde988018.js","9791","static/chunks/app/submission/%5Bid%5D/page-52998aeb8359bb9f.js"],"CodeViewer"] 1b:I[48988,["6079","static/chunks/363642f4-4672ca396f99db0d.js","5000","static/chunks/5000-a7bfe5b9669501e3.js","5653","static/chunks/5653-e83dcf6c883f2fed.js","1394","static/chunks/1394-b96c40fff0826c8c.js","7412","static/chunks/7412-44bfc7df6d166700.js","9362","static/chunks/9362-6e86a7341ceee1cd.js","8720","static/chunks/8720-56867bcc82acef59.js","7881","static/chunks/7881-fa5bad7aa783c72e.js","3692","static/chunks/3692-317eca9943285a39.js","9211","static/chunks/9211-d3f977dbde988018.js","9791","static/chunks/app/submission/%5Bid%5D/page-52998aeb8359bb9f.js"],"TestCaseDisplay"] 1a:T4db,#include using namespace std; #define endl "\n" #define pii pair pair a, b; int ccw(pair p1, pair p2, pair p3) { int s = p1.first * p2.second + p2.first * p3.second + p3.first * p1.second; s -= (p1.second * p2.first + p2.second * p3.first + p3.second * p1.first); if (s > 0) return 1; // 반시계 else if (s == 0) return 0; // 일직선 return -1; // 시계 } bool isIntersect(pair l1, pair l2) { pii p1 = l1.first; pii p2 = l1.second; pii p3 = l2.first; pii p4 = l2.second; int p1p2 = ccw(p1, p2, p3) * ccw(p1, p2, p4); int p3p4 = ccw(p3, p4, p1) * ccw(p3, p4, p2); if(p1p2 <= 0 && p3p4 <= 0){ if(p1p2 == 0 && p3p4 == 0){ if(a.first > a.second) swap(a.first, a.second); if(b.first > b.second) swap(b.first, b.second);

제출 #41866

제출 정보

제출 결과

제출 코드

찾은 반례

입력:

오답 출력:

정답 출력:

입력:

오답 출력:

정답 출력:

입력:

오답 출력:

정답 출력: