제출 #1035701

#제출 시각아이디문제언어결과실행 시간메모리
1035701Zicrus슈퍼트리 잇기 (IOI20_supertrees)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> #include "supertrees.h" using namespace std; typedef long long ll; int construct(vector<vector<int>> &p) { for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { p[i][j] = i == j ? 1 : 0; } } vector<vector<int>> res(n, vector<int>(n)); build(res); return 1; }

컴파일 시 표준 에러 (stderr) 메시지

supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >&)':
supertrees.cpp:8:25: error: 'n' was not declared in this scope
    8 |     for (int i = 0; i < n; i++) {
      |                         ^
supertrees.cpp:13:29: error: 'n' was not declared in this scope
   13 |     vector<vector<int>> res(n, vector<int>(n));
      |                             ^