fork download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6. 	int b[5][5]; // in worst case take b[n][n]
  7. 	int n,m;
  8. 	cin>>n>>m;
  9. 	int x,y;
  10. 	for(int i=1;i<=m;i++)
  11. 	 {
  12. 	 	cin>>x>>y;
  13. 	 	b[x][y]=1;
  14. 	 	b[y][x]=1;
  15. 	 }
  16.  
  17. 	 for(int i=0;i<n;i++)
  18. 	  {
  19. 	  	int c=0;
  20. 	  	for(int j=0;j<n;j++)
  21. 	  	 {
  22. 	  	 	if(b[i][j]==1)
  23. 	  	 	 {
  24. 	  	 	 	c++;
  25. 	  	 	 }
  26.  
  27. 	  	 }
  28. 	  	  cout<<i<<" "<<c<<"\n";
  29. 	  }
  30. 	return 0;
  31. }
Success #stdin #stdout 0s 5288KB
comments (?)
stdin
copy 
5 4 
0 1
1 2 
2 3 
2 4
stdout
copy 
0 1
1 2
2 3
3 2
4 1
https://ideone.com/oK21wo
language:
C++ (gcc 8.3)
created:
4 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!