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  1. #include<stdio.h>
  2. #include<string.h>
  3. #include<stdlib.h>
  4.  
  5. struct data{
  6.   char key;
  7.   struct data *next;
  8. };
  9.  
  10. void print_stack_list(struct data *top);
  11.  
  12. int main()
  13. {
  14.   struct data *top, *cur;
  15.  
  16.   top = (struct data*)malloc(sizeof(struct data));
  17.   if(top == NULL){printf("メモりが確保できませんでした。\n"); return 1;     }
  18.   cur = top;
  19.   top->key = 'a';
  20.   top->next = (struct data*)malloc(sizeof(struct data));
  21.   if(top->next == NULL){printf("メモりが確保できませんでした。\n"); return 1;        }
  22.   top = top->next;
  23.  
  24.   top->key = 'b';
  25.   top->next = (struct data*)malloc(sizeof(struct data));
  26.   if(top->next == NULL){printf("メモりが確保できませんでした。\n"); 
  27.     return 1;     }
  28.   top = top->next;
  29.  
  30.   top->key = 'c';
  31.   top->next = NULL;
  32.   top = cur;
  33.  
  34.   print_stack_list(top);
  35.  
  36.   return 0;
  37. }
  38.  
  39. void print_stack_list(struct data *top)
  40. {
  41.   while(top !=NULL)
  42.   {
  43.       printf("%c\n",top->key);
  44.       top = top->next;
  45.   }
  46. }
  47.  
Success #stdin #stdout 0.01s 1808KB
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stdin
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Standard input is empty
stdout
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a
b
c
https://ideone.com/As3OL
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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