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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4.  
  5. int main(){
  6.     int i, j, k = 1;
  7.     int a, b;
  8.     int **mat;
  9.  
  10.     scanf("%d %d", &a, &b);
  11.  
  12.     mat = (int **)malloc(a * sizeof(int *));
  13.  
  14.     for(i = 0; i < a; i++){
  15.         mat[i] = (int *)malloc(b * sizeof(int));
  16.     }
  17.  
  18.     for(i = 0; i < a; i++){
  19.         for(j = 0; j < b; j++){
  20.             mat[i][j] = k;
  21.             k++;
  22.         }
  23.     }
  24.  
  25.  
  26.     for(i = 0; i < a; i++){
  27.         for(j = 0; j < b; j++){
  28.             printf("%d ", mat[i][j]);
  29.         }
  30.         printf("\n");
  31.     }
  32.  
  33.     for(i = 0; i < a; i++){
  34.         free(mat[i]);
  35.     }
  36.     free(mat);
  37.  
  38.     return 0;
  39. }
  40.  
Success #stdin #stdout 0s 5320KB
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https://ideone.com/DdfzN3
language:
C (gcc 8.3)
created:
9 hours ago
visibility:
public

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