you work in an IT company that develops a new system of safe messaging "SecureChat". One of the key security requirements is to mask any numerical information in systemic logs and reports to prevent the leakage of confidential data, such as phone numbers, pin-code, orders or financial information.
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Your task & mdash; Write a small but important module for this system. This module should take one line of the text (for example, recording from the log-file) and replace all digital characters in it (from 0 to 9) with stars (*). Moreover, all other symbols & mdash; Letters, punctuation marks, gaps, etc. & mdash; should remain unchanged.
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to solve this problem, you are allowed to use only the basic designs of the language: input and output of data, cycle & nbsp; for & nbsp; Symbols, conditional operator & nbsp; if -else & nbsp; to check the symbol and operation with lines (concatenation). The use of built -in functions to replace tunes (for example, & nbsp; . Code () ) or regular expressions is prohibited, since the purpose of the task is & mdash; Work out exactly cycles and conditions.
Input format
One line of the text that can contain any combination of letters (Latin and �irillic), numbers, spaces and special characters (String). SPAN>
Output format
A changed line, in which all numbers are replaced by stars, and the rest of the characters are saved in their places (String).
Example
Input
Application #791-345 from the client with ID 880215. Urgently process until 18:00.
Output
Application #***-*** from the client with ID ****** ۰ Urgently process until **: **.
Hint
There will be no clue here, decide for yourself!