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  1. #include<stdio.h>
  2. #include<stdlib.h>
  3. struct node{
  4.     int data;
  5.     struct node*next;
  6. };
  7.  
  8.  int  tav(struct node*ptr){
  9.     while(ptr!=NULL){
  10.         printf("element:%d\n",ptr->data);
  11.         ptr=ptr->next;
  12.     }
  13. };
  14. int isempty(struct node*top)
  15. {
  16.     if(top==NULL){
  17.         return 0;
  18.     }
  19.     else{
  20.         return 1;
  21.     }
  22. };
  23.  
  24. int isfull(struct node*top)
  25. {
  26.     struct node*p=(struct node*)malloc(sizeof(struct node));
  27.  
  28.     if(p==NULL){
  29.         return 1;
  30.  
  31.     }
  32.     else{
  33.         return 0;
  34.         return 1;
  35.     }
  36. };
  37. struct node*push(struct node*top,int x){
  38.     if(isfull(top)){
  39.         printf("overflow");
  40.     }
  41.     else{
  42.         struct node*n=malloc(sizeof(struct node));
  43.         n->data=x;
  44.         n->next=top;
  45.         top=n;
  46.         return top;
  47.     }
  48. }
  49. int pop(struct node**top){
  50.     if(isempty(*top)){
  51.         printf("underflow");
  52.     }
  53.     else{
  54.         struct node*n=*top;
  55.     *top=(*top)->next;
  56.         int x=n->data;
  57.         free(n);
  58.         return x;
  59.     }
  60. }
  61.  
  62.  
  63. int main(){
  64.     struct node*top=NULL;
  65.     top=push(top,7);
  66.       top=push(top,8);
  67.         top=push(top,6);
  68.     tav(top);
  69.     int element=pop(&top);
  70.     printf("the poped element is:%d\n",element);
  71.      tav(top);
  72.     return 0;
  73. }
Success #stdin #stdout 0s 5308KB
comments (?)
stdin
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Standard input is empty
stdout
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element:6
element:8
element:7
underflowthe poped element is:9
element:6
element:8
element:7
https://ideone.com/L1Pwcl
language:
C (gcc 8.3)
created:
10 days ago
visibility:
public

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