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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. //必要があれば変数などを追加してもOKです
  5.  
  6. int main(){
  7.     int i,j,k=1;
  8.     int a,b;
  9.     int **mat;
  10.     scanf("%d %d",&a,&b);  
  11.     mat=(int **)malloc(sizeof(int*)*a);
  12.     for(i=0;i<a;i++){
  13.         mat[i]=(int *)malloc(sizeof(int)*b);
  14.     }
  15.  
  16.  
  17. 	 for(i=0;i<a;i++) {
  18.         for(j=0;j<b;j++){
  19.             mat[i][j]=k++;
  20.         }
  21.     }
  22.  
  23.  
  24.  
  25.     //以下の部分は表示の部分です
  26.     //いじらなくてOK
  27.     for(i=0;i<a;i++){
  28.         for(j=0;j<b;j++){
  29.             printf("%d ",mat[i][j]);
  30.         }
  31.         printf("\n");
  32.     }
  33.  
  34.    free(mat);
  35.  
  36.  
  37.     return 0;
  38. }
  39.  
Success #stdin #stdout 0s 5280KB
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stdout
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https://ideone.com/jkq0dT
language:
C (gcc 8.3)
created:
2 years ago
visibility:
public

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