fork download
copy 
  1.  
  2. #include <stdio.h>
  3. #include <stdlib.h>
  4.  
  5. int main(void)
  6. {
  7.     int **matrix;
  8.     int i, j, n, m;
  9.  
  10.    scanf("%d",&n);
  11.    scanf("%d",&m);
  12.  
  13.     matrix = (int **)malloc(sizeof(int *) * n);
  14.  
  15.     for (i = 0; i < n; i++) {
  16.         matrix[i] = (int *)malloc(sizeof(int) * m);
  17.     }
  18.  
  19.     for (i = 0; i < n; i++) {
  20.         for (j = 0; j < m; j++) {
  21.             matrix[i][j] = i * m + j;
  22.             printf("%d\n", matrix[i][j]);
  23.         }
  24.     }
  25.  
  26.     for (i = 0; i < n; i++) {
  27.         free(matrix[i]);
  28.     }
  29.  
  30.     free(matrix);
  31.  
  32.     return 0;
  33. }
  34.  
Success #stdin #stdout 0s 544KB
comments (?)
stdin
copy 
3 3
stdout
copy 
0
1
2
3
4
5
6
7
8
https://ideone.com/NQKniM
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!