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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4.  
  5. int main(){
  6.     int i,j,k=1;
  7.     int a,b;
  8.     int **mat;
  9.     scanf("%d %d",&a,&b);
  10.  
  11.      mat=(int **)malloc(sizeof(int *)*a);
  12.     for (i=0;i<a;i++) {
  13.         mat[i]=(int *)malloc(sizeof(int)*b);
  14.     }
  15. 	for(i=0;i<a;i++){
  16. 		for(j=0;j<b;j++){
  17. 			mat[i][j]=k++;
  18.  
  19. 		}
  20. 	}
  21.  
  22.  
  23.  
  24.     for(i=0;i<a;i++){
  25.         for(j=0;j<b;j++){
  26.             printf("%d ",mat[i][j]);
  27.         }
  28.         printf("\n");
  29.     }
  30.     free(mat);
  31.  
  32.     return 0;
  33. }
  34.  
Success #stdin #stdout 0s 5256KB
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stdout
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https://ideone.com/TwUImB
language:
C (gcc 8.3)
created:
12 hours ago
visibility:
public

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