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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.     k=1;
  10.  
  11. 	mat=(int**)malloc(sizeof(int*)*a);
  12.  
  13. 	for(int c=0;c<a;c++){
  14. 		mat[c]=(int*)malloc(sizeof(int)*b);
  15. 	}
  16.  
  17. 	if(mat==NULL){
  18.         printf("ERROR\n");
  19.         return 0;
  20.     }
  21.  
  22.     for(i=0;i<a;i++){
  23.     	for(j=0;j<b;j++)
  24.     	mat[i][j]=k;
  25.     	k=k+1;
  26.     }
  27.  
  28.     for(i=0;i<a;i++){
  29.         for(j=0;j<b;j++){
  30.             printf("%d ",mat[i][j]);
  31.         }
  32.         printf("\n");
  33.     }
  34.  
  35.     free(mat);
  36.  
  37.     return 0;
  38. }
  39.  
Success #stdin #stdout 0s 5432KB
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https://ideone.com/VM5cXQ
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

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