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  1. #include<iostream>
  2. using namespace std;
  3. int main() {
  4. 	int t;
  5. 	cin>>t;
  6. 	while(t>0)
  7. 	{
  8. 	  int n;
  9. 	  cin>>n;
  10. 	  int m;
  11. 	  cin>>m;
  12. 	  int arr[n][m];
  13. 	  for(int i=0;i<n;i++)
  14. 	  {
  15. 		  for(int j=0;j<m;j++)
  16. 		  {
  17. 			  cin>>arr[i][j];
  18. 		  }
  19.  
  20. 	  }
  21. 	  int a;
  22. 	  cin>>a;
  23. 	  int i=0;
  24. 	  int j=m-1;
  25. 	  int flag=0;
  26. 	  while(i<=n-1 || j>=0)
  27. 	  {
  28. 		  if(arr[i][j]==a)
  29. 		    {
  30. 				cout<<"1"<<endl;
  31.                 flag=1;
  32. 				break;
  33. 			}
  34. 		  else if(a<arr[i][j])
  35. 		      j--;
  36. 		  else
  37. 		      i++;
  38.  
  39. 	  }
  40. 	  if(!flag)
  41. 	  {
  42.          cout<<"0"<<endl;
  43. 	  }
  44.       t--;
  45. 	}
  46.  
  47. }
Runtime error #stdin #stdout 0s 15232KB
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Standard input is empty
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Standard output is empty
https://ideone.com/Y5WICT
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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