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  1. #include <iostream>
  2. #include <ctime>
  3. #include <cstdlib>
  4. #include <algorithm>
  5. using namespace std;
  6.  
  7.  
  8. int main()
  9. {
  10.     srand(time(0)); 
  11.     int rows = 3;
  12.     int cols = 3;
  13.     int arr[rows][cols];
  14.     for (int i=0; i<rows; i++)
  15.     {
  16.         for (int j=0; j<cols; j++)
  17.         {
  18.             arr[i][j] = 1 + (rand() % 9 + (-2));
  19.             cout << arr[i][j] << " ";
  20.  
  21.         }
  22.     }
  23.     int sum = 0;
  24.     putchar('\n');
  25.    for (int i = 0; i < rows; ++i) 
  26.    {
  27.     for (int j = 0; j < cols; ++j) 
  28.     {
  29.       for (int k = i; k < rows; ++k)
  30.       {
  31.          for (int l = (k == i ? j + 1 : 0); l < cols; ++l)
  32.          {
  33.           if (arr[i][j] == arr[k][l])
  34.            {
  35.             cout << "Matching element: " << arr[i][j] << " ";
  36.            }
  37.           }
  38.       }
  39.      }
  40. 	}
  41. 	 for (int i = 0; i < rows; ++i) 
  42. 	 {
  43.         bool negN = false; 
  44.         for (int j = 0; j < cols; ++j) 
  45.         {
  46.             if (arr[i][j] < 0)
  47.             {
  48.             	putchar('\n');
  49.             	cout << "Founded negN in [" << i << "][" << j << "]" << "\n";
  50.                 negN = true;
  51.                 break;
  52.             }
  53.         }
  54.         if (negN) 
  55.         {
  56.             for (int j = 0; j < cols; ++j) 
  57.             {
  58.                 sum += arr[i][j];
  59.             }
  60.         }
  61.       }
  62.     	putchar('\n');
  63. 		cout << "Sum of Neg Numbers : " << sum;
  64.     return 0;   
  65. }
Success #stdin #stdout 0.01s 5288KB
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stdin
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Standard input is empty
stdout
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0 -1 2 -1 -1 0 4 -1 4 
Matching element: 0 Matching element: -1 Matching element: -1 Matching element: -1 Matching element: -1 Matching element: -1 Matching element: -1 Matching element: 4 
Founded negN in [0][1]

Founded negN in [1][0]

Founded negN in [2][1]

Sum of Neg Numbers : 6
https://ideone.com/v3NSPx
language:
C++ (gcc 8.3)
created:
15 hours ago
visibility:
public

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