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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.  
  10. 	mat=(int **)malloc(sizeof(int)*a);
  11. 	for(i=0;i<a;i++)
  12. 	mat[i]=(int *)malloc(sizeof(int)*b);
  13.  
  14.     for(int i=0;i<a;i++){
  15. 		for(int j=0;j<b;j++){
  16. 			mat[i][j]=j+1+b*i;
  17.         }
  18. 	}
  19.  
  20.     for(i=0;i<a;i++){
  21.         for(j=0;j<b;j++){
  22.             printf("%d ",mat[i][j]);
  23.         }
  24.         printf("\n");
  25.     }
  26.  
  27.     free (mat);
  28.  
  29.  
  30.     return 0;
  31. }
  32.  
Success #stdin #stdout 0s 5284KB
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stdout
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https://ideone.com/wLV9xP
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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