after ' z ' , it should go to a .
if ( ord ( c [ i ] ) + co <= 122 ) : NEW_LINE INDENT s [ i ] = chr ( ord ( c [ i ] ) + co ) NEW_LINE DEDENT else : NEW_LINE INDENT s [ i ] = chr ( ord ( c [ i ] ) + co - 26 ) NEW_LINE DEDENT print ( * s , sep = " " ) NEW_LINE