BEECROWD 1002 – Area of a Circle solution in C
BEECROWD 1002 – Area of a Circle solution in C
https://freecodecenter.com/beecrowd-1002-area-of-a-circle-solution-in-c/
BEECROWD All Problems Solution
https://freecodecenter.com/online-judge-solutions/beecrowd-problems-solution/