제출 #244505

#제출 시각아이디문제언어결과실행 시간메모리
244505SomeoneUnknownPipes (CEOI15_pipes)C++14
0 / 100
2765 ms65540 KiB
#include <bits/stdc++.h> using namespace std; int main(){ int v, e; scanf("%d %d", &v, &e); vector<int> adjlist[v+1]; for(int i = 0; i < e; i++){ int a, b; scanf("%d %d", &a, &b); adjlist[a].push_back(b); adjlist[b].push_back(a); } }

컴파일 시 표준 에러 (stderr) 메시지

pipes.cpp: In function 'int main()':
pipes.cpp:6:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &v, &e);
     ~~~~~^~~~~~~~~~~~~~~~~
pipes.cpp:10:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d", &a, &b);
         ~~~~~^~~~~~~~~~~~~~~~~
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