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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(a * sizeof(int *));
  11.     for(i=0;i<a;i++) 
  12.     {
  13.     mat[i]=(int *)malloc(b * sizeof(int));
  14.     }
  15.  
  16.     for(i=0;i<a;i++) 
  17.     {
  18.        for(j=0;j<b;j++) 
  19.         {
  20.         mat[i][j]=i * b+j+1;
  21.         }
  22.     }
  23.     for(i=0;i<a;i++){
  24.         for(j=0;j<b;j++){
  25.             printf("%d ",mat[i][j]);
  26.         }
  27.         printf("\n");
  28.     }
  29.  
  30.     free(mat);
  31.  
  32.  
  33.     return 0;
  34. }
  35.  
Success #stdin #stdout 0s 5312KB
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https://ideone.com/2MoCbX
language:
C (gcc 8.3)
created:
13 days ago
visibility:
public

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