C Program of reversing a string using stack

Posted Date: 24 Mar 2008	Resource Type: Articles/Knowledge Sharing	Category: Computer & Technology
Author: ashish singh	Member Level: Gold
Rating:	Points: 2

/* Program of reversing a string using stack */
#include
#define MAX 20
#include

int top = -1;
char stack[MAX];
char pop();
push(char);
main()
{
char str[20];
int i;
printf("Enter the string : " );
gets(str);
/*Push characters of the string str on the stack */
for(i=0;i push(str[i]);
/*Pop characters from the stack and store in string str */
for(i=0;i str[i]=pop();
printf("Reversed string is : ");
puts(str);
}/*End of main()*/

push(char item)
{
if(top == (MAX-1))
printf("Stack Overflow\n");
else
stack[++top] =item;
}/*End of push()*/

char pop()
{
if(top == -1)
printf("Stack Underflow\n");
else
return stack[top--];
}/*End of pop()*/

Responses

Author: Prasad 10 Aug 2008

Member Level: Gold Points : 0

Excellence in technical education and research

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