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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main(){
  5.     int i,j,k;
  6.     int a,b;
  7.     int **mat;
  8.     scanf("%d %d",&a,&b);
  9.  
  10.     mat=(int**)malloc(sizeof (int)*a);
  11.     for(i=0;i<a;i++){
  12.     	mat[i]=(int*)malloc(sizeof(int)*b);
  13.     }
  14.  
  15.     k=1;
  16.     for(i=0;i<a;i++){
  17.     	for(j=0;j<b;j++){
  18.     		mat[i][j]=k;
  19.     		k++;
  20.     	}
  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 0.01s 5320KB
comments (?)
stdin 
2 3
stdout 
1 2 3 
4 5 6
https://ideone.com/OdxYnJ
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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