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  1. #include <stdio.h>
  2. #define SIZE 4
  3.  
  4. void compress2D(int data[SIZE][SIZE], int rowSize, int colSize)
  5. {
  6. 	int i , j , counter, tempInt;
  7. 	for (i = 0 ; i < rowSize ; i++)
  8. 	{
  9. 		tempInt = data[i][0];
  10. 		counter = 1 ;
  11.  
  12. 		for (j = 1 ; j < colSize ; j++ )
  13. 		{
  14. 			if (data[i][j] == tempInt) 
  15. 				counter++ ; 
  16. 			else
  17. 			{
  18. 				printf("%d %d " , tempInt,counter);
  19. 				tempInt = data[i][j];
  20. 				counter = 1;
  21. 			}   
  22. 		}
  23. 		if(counter)
  24. 			printf("%d %d",tempInt, counter);
  25. 		printf("\n");
  26. 	}
  27. }
  28.  
  29. int main(void) {
  30. 	int data[SIZE][SIZE];
  31. 	int rowSize = SIZE, colSize= SIZE, i, j;
  32.  
  33. 	for (i = 0 ; i < rowSize ; i++)
  34. 		for (j = 0 ; j < colSize ; j++ )
  35. 			scanf("%d", &data[i][j]);
  36. 	compress2D(data, SIZE, SIZE);
  37. 	return 0;
  38. }
  39.  
  40.  
  41.  
  42.  
  43.  
  44.  
  45.  
  46. /*void compress2D(int data[SIZE][SIZE], int rowSize, int colSize)
  47. {
  48. 	int i , j , counter0, counter1;
  49. 	for (i = 0 ; i < rowSize ; i++)
  50. 	{
  51. 		counter0 = 0;
  52. 		counter1 = 0;
  53.  
  54. 		for (j = 0 ; j < colSize ; j++ )
  55. 		{
  56. 			(data[i][j] == 0) ? counter0++ : counter1++;
  57. 		}
  58.  
  59. 		if(data[i][0])
  60. 		{
  61. 			if(counter1) printf("1 %d ", counter1);
  62. 			if(counter0) printf("0 %d", counter0);
  63. 		}
  64. 		else
  65. 		{
  66. 			if(counter0) printf("0 %d ", counter0);
  67. 			if(counter1) printf("1 %d", counter1);
  68. 		}
  69. 		printf("\n");
  70. 	}
  71. }*/
  72.  
Success #stdin #stdout 0s 9432KB
comments (?)
stdin
copy 
1 1 1 0
0 1 1 0
1 1 1 1
0 0 0 0
stdout
copy 
1 3 0 1
0 1 1 2 0 1
1 4
0 4
https://ideone.com/MJqKZT
https://stackoverflow.com/questions/48780281/compressing-a-2d-array
language:
C (gcc 8.3)
created:
6 years ago
visibility:
secret

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