제출 #1100598

#제출 시각아이디문제언어결과실행 시간메모리
1100598vjudge1별들과 삼각형 (IZhO11_triangle)C++98
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; signed main() { int n; cin >> n; int x[100000, y[100000]; map<int, int> mp1, mp2; for(int i = 0; i < n; i++) { cin >> x[i] >> y[i]; mp1[x[i]]++; mp2[y[i]]++; } int k = 0; for(int i = 0; i < n; i++) { k += (mp1[x[i]] - 1) * (mp2[y[i]] - 1); } cout << k; }

컴파일 시 표준 에러 (stderr) 메시지

triangle.cpp: In function 'int main()':
triangle.cpp:7:17: error: expected ']' before ',' token
    7 |     int x[100000, y[100000];
      |                 ^
      |                 ]
triangle.cpp:11:16: error: 'x' was not declared in this scope
   11 |         cin >> x[i] >> y[i];
      |                ^
triangle.cpp:18:19: error: 'x' was not declared in this scope
   18 |         k += (mp1[x[i]] - 1) * (mp2[y[i]] - 1);
      |                   ^