Day 04 - Geometric Distribution I.py

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#       Information
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# Direct Link: https://www.hackerrank.com/challenges/s10-geometric-distribution-1/problem
# Difficulty: Easy
# Max Score: 30
# Language: Python

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#         Solution
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A, B = map(int, input().strip().split(' '))
C = int(input())

P = float(A/B)

RES = (1-P) ** (C-1) * P

print(round(RES, 3))