#include <iostream>
#include <string.h>
using namespace std;
int main( )
{
char s[ 1000 ] ;
while ( cin .getline ( s, 1000 ) )
{
int len = strlen ( s) ;
for ( int i = 0 ; i < len; i++ )
cout << char ( int ( s[ i] ) - 7 ) ;
cout << endl;
}
return 0 ;
}
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stdin
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