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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main(){
  5. 	int i, j, k;
  6. 	int a, b;
  7. 	int **mat;
  8. 	scanf("%d %d", &a, &b);
  9. 	mat = (int **)malloc(sizeof(int *) * a);
  10. 	for(i = 0; i < a; i++){
  11. 		mat[i] = (int *)malloc(sizeof(int) * b);
  12. 	}
  13. 	k = 1;
  14. 	for(i = 0; i < a; i++){
  15. 		for(j = 0; j < b; j++){
  16. 			mat[i][j] = k++;
  17. 		}
  18. 	}
  19. 	for(i = 0; i < a; i++){
  20. 		for(j = 0; j < b; j++){
  21. 			printf("%d ", mat[i][j]);
  22. 		}
  23. 		printf("\n");
  24. 	}
  25. 	for(i = 0; i < a; i++){free(mat[i]);}
  26.     free(mat);
  27.  
  28.     return 0;
  29. }
Success #stdin #stdout 0s 5316KB
comments (?)
stdin 
2 3
stdout 
1 2 3 
4 5 6
https://ideone.com/kLgncg
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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