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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4.  
  5.  
  6. int main(){
  7.     int i,j,k;
  8.     int a,b;
  9.     int **mat;
  10.     scanf("%d %d",&a,&b);
  11.  
  12.     mat =(int**)malloc(sizeof(int)*a);
  13.        for(i=0;i<a;i++){
  14.     mat[i]=(int*)malloc(sizeof(int)*b);
  15.        }
  16.     if(mat==NULL){
  17.     	printf("ERROR\n");
  18.     	return 0;
  19.     }
  20.  
  21. 	k=1;
  22. 	for(i=0;i<a;i++){
  23. 		for(j=0;j<b;j++){
  24. 			mat[i][j]=k++;
  25. 		}
  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.  
  36.     free(mat);
  37.  
  38.     return 0;
  39. }
  40.  
Success #stdin #stdout 0s 5272KB
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https://ideone.com/PyYxQg
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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