Reverse a String in C#

/*
Summary: Reverses a given string
*/

#include <stdio.h>
#include <string.h>

char *strrev(char *str)
{
char *p1, *p2;

if (! str || ! *str)
return str;
for (p1 = str, p2 = str + strlen(str) - 1; p2 > p1; ++p1, --p2)
{
*p1 ^= *p2;
*p2 ^= *p1;
*p1 ^= *p2;
}
return str;
}

int main()
{
char arr[100];

printf("Enter a string to reverse\n");
gets(arr);

strrev(arr);

printf("Reverse of entered string is \n%s\n",arr);

return 0;
}



_______________________________OUPUT______________________________



Enter a string to reverse
sqcmytisrevinu


Reverse of entered string is
universitymcqs
Alphabetical sort in C#




Share: