UVA 458 - The Decoder

///...................SUBHASHIS MOLLICK....................///
///.....DEPARTMENT OF COMPUTER SCIENCE AND ENGINEERING....///
///.............ISLAMIC UNIVERSITY,BANGLADESH.............///
///.....................SESSION-(14-15)....................///
#include<stdio.h>
#include<string.h>
#include<math.h>
#include<algorithm>
#include<ctype.h>
#include<bits/stdc++.h>
using namespace std;
main()
{
    char s[100000];

    while(gets(s))
    {
        long int l,i,a;
        l=strlen(s);
        for(i=0;i<l;i++)
            {
                a=s[i]-7;
                printf("%c",a);
            }
            printf("\n");
    }
}