Program that plays with your last name in C

#include<stdio.h>
#include<conio.h>
#define MAX 200
int main()
{
    int i,n;
    char s[MAX];
    printf("Enter the string:\n");
    gets(s);
    n = strlen(s);
    for(i=0;i<n/2;i++,n--)
    {
           s[n]=s[n]+s[i]/s[i];
           continue;
    }
    printf("\n");
    puts(s);
getch();
return 0;
}