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  1. //(c)Terminator
  2. #include <iostream>
  3. #include <cstring>
  4. using namespace std;
  5.  
  6.  
  7.  
  8. int main(void){
  9. 	const int ROWS = 5;
  10. 	const int COLS = 4;
  11.  
  12. 	int mat[ROWS][COLS] = {
  13. 		{ 1, 1, 0, 4 },
  14. 		{ 2, 0, 3, 4 },
  15. 		{ 3, 3, 3, 4 },
  16. 		{ 4, 4, 3, 4 },
  17. 		{ 5, 5, 3, 0 }
  18. 	};
  19.  
  20. 	int i, j;
  21. 	int rows = ROWS;
  22. 	int cols = COLS;
  23.  
  24. 	//вывод исходной матрицы
  25. 	for(i = 0; i < rows; ++i){
  26. 		for(j = 0; j < cols; ++j)
  27. 			cout << mat[i][j] << ' ';
  28. 		cout.put('\n');
  29. 	}
  30. 	cout.put('\n');
  31.  
  32.  
  33. 	//удаление
  34. 	for(i = 0; i < rows; ++i){
  35. 		for(j = 0; j < cols; ++j){
  36. 			if(mat[i][j] != 0)
  37. 				continue;
  38.  
  39. 			for(int r = 0; r < rows; ++r)
  40. 				memcpy(&mat[r][j], &mat[r][j + 1],(cols-(j+1))*sizeof(int));
  41.  
  42. 			//смещение строк
  43. 			for(int c = 0; c < cols; ++c){
  44. 				for(int r = i; r < (rows - 1); ++r)
  45. 					mat[r][c] = mat[r + 1][c];
  46. 			}
  47. 			--cols;
  48. 			--rows;
  49. 			--i;
  50. 			j = 0;
  51. 		}
  52. 	}
  53.  
  54. 	//вывод обработаной матрицы
  55. 	for(i = 0; i < rows; ++i){
  56. 		for(j = 0; j < cols; ++j)
  57. 			cout << mat[i][j] << ' ';
  58. 		cout.put('\n');
  59. 	}
  60. 	return 0;
  61. }
Success #stdin #stdout 0s 3096KB
comments (?)
stdin
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Standard input is empty
stdout
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1 1 0 4 
2 0 3 4 
3 3 3 4 
4 4 3 4 
5 5 3 0 

4 
5
https://ideone.com/XmZvjV
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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