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  1. #include <stdio.h>
  2.  
  3. #define STACK_SIZE 100
  4.  
  5. int stack[STACK_SIZE];
  6. int sp = 0;
  7.  
  8. void push(int x) {
  9.     stack[sp++] = x;
  10. }
  11.  
  12. int pop() {
  13.     return stack[--sp];
  14. }
  15.  
  16. int main() {
  17.     int data[] = {11, 12, 13, 14, 15};
  18.     int n = 5;
  19.  
  20.     printf("data[] = ");
  21.     for(int i = 0; i < n; i++) {
  22.         printf("%d ", data[i]);
  23.     }
  24.     printf("\n");
  25.  
  26.     printf("push & pop\n");
  27.  
  28.     /* push */
  29.     for(int i = 0; i < n; i++) {
  30.         push(data[i]);
  31.     }
  32.  
  33.     for(int i = 0; i < n; i++) {
  34.         data[i] = pop();
  35.     }
  36.     printf("data[] = ");
  37.     for(int i = 0; i < n; i++) {
  38.         printf("%d ", data[i]);
  39.     }
  40.     printf("\n");
  41.  
  42.     return 0;
  43. }
Success #stdin #stdout 0s 5328KB
comments (?)
stdin
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Standard input is empty
stdout
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data[] = 11 12 13 14 15 
push & pop
data[] = 15 14 13 12 11
https://ideone.com/VD3XTp
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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