제출 #1224603

#제출 시각아이디문제언어결과실행 시간메모리
1224603sokratisiFrom Hacks to Snitches (BOI21_watchmen)C++20
0 / 100
11 ms3652 KiB
#include <bits/stdc++.h> using namespace std; int n, m, k, a, b, l; vector<int> adj[100010]; int dst[100010][130]; int main() { scanf("%d%d", &n, &m); for (int i = 0; i < m; i++) { scanf("%d%d", &a, &b); adj[a].push_back(b); adj[b].push_back(a); } return 0; }

컴파일 시 표준 에러 (stderr) 메시지

watchmen.cpp: In function 'int main()':
watchmen.cpp:10:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |     scanf("%d%d", &n, &m);
      |     ~~~~~^~~~~~~~~~~~~~~~
watchmen.cpp:12:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |         scanf("%d%d", &a, &b);
      |         ~~~~~^~~~~~~~~~~~~~~~
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