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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main()
  5. {
  6.     int i,j,k;
  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.     {
  14.         mat[i] = (int *)malloc(sizeof(int) * b);
  15.     }
  16.  
  17.     k = 1;
  18.     for(i = 0; i < a; i++)
  19.     {
  20.         for(j = 0; j < b; j++)
  21.         {
  22.             mat[i][j] = k;
  23.             k++;
  24.         }
  25.     }
  26.  
  27.     for(i=0;i<a;i++){
  28.         for(j=0;j<b;j++){
  29.             printf("%d ",mat[i][j]);
  30.         }
  31.         printf("\n");
  32.     }
  33.  
  34.     for(i = 0; i < a; i++)
  35.         free(mat[i]);
  36.  
  37.     free(mat);
  38.  
  39.     return 0;
  40. }
  41.  
Success #stdin #stdout 0s 544KB
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https://ideone.com/cZB0ay
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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