Provide an Optimized solution for noOfchars.cpp

[Illuminati9]

Issue Type: Optimize Solution

Description:

• Navigate to Problems/Optimize_solution
• There you can find the noOfchars.cpp file.

• Provide Optimal Solution for the problem in C++

Note:

• Please make sure to follow the guidelines mentioned in the README file.
• Commit your changes frequently and use descriptive commit messages.
• If you have any doubts or need clarifications, reach out on the GDSC IIITL Discord Server.

Happy coding! 🚀

[beforeIkillYou]

Hey @Illuminati9 @shishiro26 @akhilender-bongirwar @Kota-Karthik , i would like to work on this issue please assign it to me.

[Illuminati9]

hey @beforeIkillYou , Assigned it to you , Complete it fastly as deadline is near