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  1. #include<stdio.h>
  2. #define MAX 10
  3.  
  4. void push( char c, char* s, int* top )
  5. {
  6. 	if( *top == MAX ) {
  7. 		printf( "Can not push any more!\n" );
  8. 	}
  9. 	else {
  10. 		s[*top] = c;
  11. 		(*top)++;
  12. 	}
  13. }
  14. char pop( char* s, int* top )
  15. {
  16. 	if( *top == 0 ) {
  17. 		printf( "No stack!\n" );
  18. 		return 0;
  19. 	}
  20. 	else {
  21. 		(*top)--;
  22. 		return s[*top];
  23. 	}
  24. }
  25. void print_stack_ary( char *s, int top )
  26. {
  27. 	int i;
  28.  
  29. 	for( i = top; i > 0; i-- )
  30. 		printf( "%c\n", s[i-1] );
  31. }
  32. int main()
  33. {
  34.  
  35. 	char s[MAX];
  36. 	int top = 0;
  37. 	char c;
  38.  
  39. 	push( 'a', s, &top );
  40. 	push( 'b', s, &top );
  41. 	push( 'c', s, &top );
  42. 	push( 'd', s, &top );
  43. 	push( 'e', s, &top );
  44.  
  45. 	print_stack_ary( s, top );
  46. 	c = pop( s, &top );
  47. 	printf( "poped %c\n", c );
  48. 	print_stack_ary( s, top );
  49.     return 0;
  50. }
  51.  
Success #stdin #stdout 0.01s 2724KB
comments (?)
stdin
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Standard input is empty
stdout
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e
d
c
b
a
poped e
d
c
b
a
https://ideone.com/Pucit
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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