https://ide.codingblocks.com/s/64753
https://hack.codingblocks.com/practice/p/346/1064
3 test cases not passed.
Regex matching533567
Hi AASTHA, pls see that your code is failing for testcases of type:
// Input
abca
ab*a// Expected Output
0// Your Output
1
Pls handle the above and other corner cases as well.
Hope this helps 