There are two ways of constructing a software design. One way is to make it so simple that there are obviously no deficiencies. And the other way is to make it so complicated that there are no obvious deficiencies. C.A.R. Hoare
Write a program to implement Regular expression matching. If you give the string and expression, the program should match the regular expression.
Does the string contain space: true Number of space between the strings: 4 Hello How are you Replace space with tab in the string: Hello How are you