Palindrome

#include<stdio.h>
int main()
{
    char s[100], srev[100];
    gets(s);
    int len, i, j;

    for(i=0, len=0 ; s[i]!=0 ; i++) //determines the Length of the string
        len++;
    for(i=len-1, j=0 ; i>=0 ; i--, j++) //Copies the string
        srev[j]=s[i];
    srev[len]=0;
    puts(srev);
    for(i=0 ; i<len ; i++) //Compares the strings
        if(s[i]!=srev[i])
            break;
    if(i==len && s[i]==0 && srev[i]==0) //final Check
        printf("Palindrome");
    else
        printf("Not Palindrome");
    return 0;
}