Magic While

Task

Write a program to calculate and output items' count on the last day

Sample Input

• 3 2

Sample Output

• 12

Explanation

• Day 1: 6 (32)

• Day 2: 12 (62)

items = int(input())
days = int(input())

while days > 0:
    items *= 2
    days -= 1
print(items)