Question

write a C++ function that accepts a pointer to a C-string as an

argument and displays its contents backward. For

instance, if the string argument is “

Gravity

” the function

should display “

ytivarG

”. Demonstrate the function in a

program that asks the user to input a string and then

passes it to the function.

Answer 1

C++ code

============================================================================================

#include<iostream>
#include<string.h>
using namespace std;

void revString(char *p)
{
   int i;
   int len = strlen(p);
   for(i=len-1;i>=0;i--)
   cout<<p[i];
}

int main()
{
char str[100];
cout<<"Enter string: ";
cin>>str;
revString(str);

return 0;
}

============================================================================================

Output