Add more math algorithm#1415

Merged

realDuYuanChao merged 4 commits into

TheAlgorithms:masterfrom

realDuYuanChao:dev

Aug 16, 2020

Commits on Aug 16, 2020

duplicate with NumberOfDigits.java
realDuYuanChao
committed
Calculate area of various geometric shapes
realDuYuanChao
committed
add average
realDuYuanChao
committed
updating DIRECTORY.md

github-actions
authored and
github-actions
committed