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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(a*sizeof(int *));
  10.     for(i=0;i<a;i++)
  11.     {
  12.     	mat[i]=(int *)malloc(b*sizeof(int *));
  13.     }
  14.     int num=1;
  15.     for(i=0;i<a;i++)
  16.     {
  17.         for(j=0;j<b;j++)
  18.         {
  19.         	mat[i][j]=num++;
  20.         }
  21.     }
  22.     for(i=0;i<a;i++)
  23.     {
  24.     	for(j=0;j<b;j++)
  25.     	{
  26.             printf("%d ",mat[i][j]);
  27.         }
  28.         printf("\n");
  29.     }
  30.     for(i=0;i<a;i++)
  31.     {
  32.     	free(mat[i]);
  33.     }
  34.     free(mat);
  35.     return 0;
  36. }
Success #stdin #stdout 0.01s 5280KB
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https://ideone.com/vTYEic
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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