Java Regex Hackerrank | IP Pattern matcher | String Problem and Solution
Java Regex Hackerrank | IP Pattern matcher | String Problem and Solution
Write a class called MyRegex which will contain a string pattern. You need to write a regular expression and assign it to the pattern such that it can be used to validate an IP address. Use the following definition of an IP address:
IP address is a string in the form "A.B.C.D", where the value of A, B, C, and D may range from 0 to 255. Leading zeros are allowed. The length of A, B, C, or D can't be greater than 3.
Some valid IP address:
000.12.12.034
121.234.12.12
23.45.12.56
Some invalid IP address:
000.12.234.23.23
666.666.23.23
.213.123.23.32
23.45.22.32.
I.Am.not.an.ip
In this problem you will be provided strings containing any combination of ASCII characters. You have to write a regular expression to find the valid IPs.
Just write the MyRegex class which contains a String . The string should contain the correct regular expression.
(MyRegex class MUST NOT be public)
Sample Input
000.12.12.034
121.234.12.12
23.45.12.56
00.12.123.123123.123
122.23
Hello.IP
Sample Output
true
true
true
false
false
false
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