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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main(){
  5.  
  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(sizeof(int *) * a);
  13.  
  14.     for(i=0; i<a; i++){
  15.         mat[i] = (int *)malloc(sizeof(int) * b);
  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. }
Success #stdin #stdout 0.01s 5300KB
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https://ideone.com/TLZ6fB
language:
C (gcc 8.3)
created:
4 hours ago
visibility:
public

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