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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <ctype.h>
  4. #include <string.h>
  5.  
  6. void push(int *stack, int pointer, int value) {
  7.     pointer--;
  8.     stack[pointer] = value;
  9.     printf("  %d %d  ", pointer, stack[pointer]);
  10. }
  11.  
  12. int pop(int *stack, int pointer) {
  13.     int temp;
  14.     printf("  %d %d  ", pointer, stack[pointer]);
  15.     temp = stack[pointer];
  16.     stack[pointer] = 0;
  17.     pointer++;
  18.     printf("  %d %d  ", pointer, stack[pointer]);
  19.     return temp;
  20. }
  21.  
  22. int main() {
  23.     int *stack = (int*) malloc(sizeof(int) * 3000);
  24.     static int pointer = 1500;
  25.     int *charray = (int*) malloc(sizeof(int) * 3);
  26.     int c;
  27.     int i;
  28.     while((c = getchar()) != '\n') {
  29.         if(c == 'u')
  30.             push(stack, pointer, getchar());
  31.         else if(c == 'o')
  32.             printf("%d ", pop(stack, pointer));
  33.         else if(c == 'p')
  34.             while((c = getchar()) != '"')
  35.                 putchar(c);
  36.         else
  37.             return 1;
  38.     }
  39.     free(stack);
  40.     free(charray);
  41.     return 0;
  42. }
  43.  
Success #stdin #stdout 0s 2304KB
comments (?)
stdin 
u4u8oo
stdout 
  1499 52    1499 56    1500 0    1501 0  0   1500 0    1501 0  0
https://ideone.com/z6sOMZ
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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