fork download
copy 
  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4.  
  5. int main(){
  6.     int i,j,k;
  7.     int a,b;
  8.     int **mat;
  9.     int p=1;
  10.     scanf("%d %d",&a,&b);
  11.  
  12.  
  13.     mat=(int**)malloc(sizeof(int)*a);
  14.     for(i=0;i<a;i++){
  15.     	mat[i]=(int*)malloc(sizeof(int)*b);
  16.     }
  17. 	for(i=0;i<a;i++){
  18.         for(j=0;j<b;j++){
  19.         	mat[i][j]=p;
  20.         	p++;
  21.         }
  22. 	}
  23.  
  24.     for(i=0;i<a;i++){
  25.         for(j=0;j<b;j++){
  26.             printf("%d ",mat[i][j]);
  27.         }
  28.         printf("\n");
  29.     }
  30.  
  31. 	free(mat);
  32.  
  33.     return 0;
  34. }
  35.  
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin
copy 
4 3
stdout
copy 
1 2 3 
4 5 6 
7 8 9 
10 11 12
https://ideone.com/7SOBky
language:
C (gcc 8.3)
created:
7 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!