Shift Lowercase Letters

Given a string, shift every lowercase letter by 3 positions in the ASCII alphabet, wrapping around at 'z' to 'a'. Only lowercase letters are shifted; all other characters remain unchanged.

For example, 'a' is transformed to 'd', 'x' to 'a', etc.

inputFormat

The input consists of a single line containing the string to be transformed.

outputFormat

Output the transformed string after shifting all lowercase letters by 3 positions.

abc

def