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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main() {
  5.     int i, j;
  6.     int a, b;
  7.     int **mat;
  8.  
  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.  
  16.  
  17.     int count=1;
  18.     for (i=0; i<a; i++) {
  19.         for (j=0; j<b; j++) {
  20.             mat[i][j] = count++;
  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.     for (i=0; i<a; i++) {
  31.         free(mat[i]);
  32.     }
  33.     free(mat);
  34.  
  35.     return 0;
  36. }
  37.  
Success #stdin #stdout 0s 5304KB
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https://ideone.com/hNbIyF
language:
C (gcc 8.3)
created:
13 days ago
visibility:
public

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