basic greedy problem
basic greedy problem

MrinmoiHossain/HackerRank,MrinmoiHossain/HackerRank,MrinmoiHossain/HackerRank,MrinmoiHossain/HackerRank,MrinmoiHossain/HackerRank,MrinmoiHossain/HackerRank,MrinmoiHossain/HackerRank,MrinmoiHossain/HackerRank