077 [C++] - Githubissues

[x] Issue Title is in form Problem Number [Language].
[x] Language is either of C,C++,Python (IMPORTANT)
[x] I searched or browsed the repo’s other issues to ensure this is not a duplicate.
[x] I got AC for this problem on Hackerrank.
[x] I have checked that my solution is passing on Problem (in case you make some changes).
[x] Assign this issue to me (I want to work on this).
[x] I ensure that I am not already assigned to 2 or more issues.
[x] I will send my PR only after I'm assigned to this issue by any maintainer.
[x] I understand that I will be unassigned from this issue if I fail to send a PR for this within a week.

vaibhav29498 / HackerrankProjectEuler