제출 #51989

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
51989	2018-06-22 22:13:30	pzdba	철인 이종 경기 (APIO18_duathlon)	C++14	31 / 100	227 ms	45824 KiB

count_triplets

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#include <bits/stdc++.h>
using namespace std;
#define NIL -1
typedef pair<int, int> pii;
typedef long long LL;
bool vis[100005];
class Edge
{
    public:
    int u;
    int v;
    Edge(int u, int v);
};
Edge::Edge(int u, int v)
{
    this->u = u;
    this->v = v;
}
  
// A class that represents an directed graph
class Graph
{
    int V;    // No. of vertices
    int E;    // No. of edges
    list<int> *adj;    // A dynamic array of adjacency lists
   
    // A Recursive DFS based function used by BCC()
    void BCCUtil(int u, int disc[], int low[],
 
 
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컴파일 시 표준 에러 (stderr) 메시지

count_triplets.cpp: In function 'void dfs(int, int)':
count_triplets.cpp:176:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<gs[its].size();i++){
               ~^~~~~~~~~~~~~~~
count_triplets.cpp: In function 'int main()':
count_triplets.cpp:197:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &m);
  ~~~~~^~~~~~~~~~~~~~~~
count_triplets.cpp:201:8: 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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