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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.  
  12.     for(i=0; i<a; i++){
  13.     	mat[i]=(int **)malloc(sizeof(int)*b);
  14.     }
  15.  
  16. 	k=1;
  17.  
  18. 	for(i=0; i<a; i++){
  19. 		for(j=0; j<b; j++){
  20. 			mat[i][j]=k++;
  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.  
  34.     return 0;
  35. }
  36.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
2 3
stdout 
1 2 3 
4 5 6
https://ideone.com/4G2Qmv
２回課題１
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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