Submission #100983

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
100983	2019-03-15T16:47:23 Z	KLPP	Wand (COCI19_wand)	C++14	63 / 70	86 ms	25976 KB

wand

#include<bits/stdc++.h>

using namespace std;
typedef long long int lld;
vector<int> nei[1000000];
bool visited[1000000];
void DFS(int node){
  //ut<<node<<" ";
  for(int i=0;i<nei[node].size();i++){
    if(!visited[nei[node][i]]){
      visited[nei[node][i]]=true;
      DFS(nei[node][i]);
    }
  }
}
int main(){
  int n,m;
  scanf("%d %d",&n,&m);
 
  for(int i=0;i<m;i++){
    int x,y;
    scanf("%d %d",&x,&y);
    x--;y--;
    nei[y].push_back(x);
  }
  DFS(0);
  for(int i=0;i<n;i++){
    cout<<visited[i];
  }cout<<endl;
  return 0;
}

Compilation message

wand.cpp: In function 'void DFS(int)':
wand.cpp:9:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<nei[node].size();i++){
               ~^~~~~~~~~~~~~~~~~
wand.cpp: In function 'int main()':
wand.cpp:18:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&n,&m);
   ~~~~~^~~~~~~~~~~~~~~
wand.cpp:22:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d",&x,&y);
     ~~~~~^~~~~~~~~~~~~~~

Subtask #1

63.0 / 70.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	30 ms	23808 KB	Output is correct
2	Correct	31 ms	23800 KB	Output is correct
3	Correct	83 ms	25740 KB	Output is correct
4	Correct	80 ms	25720 KB	Output is correct
5	Correct	70 ms	25720 KB	Output is correct
6	Correct	86 ms	25824 KB	Output is correct
7	Correct	74 ms	25848 KB	Output is correct
8	Correct	65 ms	25848 KB	Output is correct
9	Incorrect	70 ms	25848 KB	Output isn't correct
10	Correct	84 ms	25976 KB	Output is correct