A pair of physicists toss a coin n times each.
What is the probability that they tossed the same number of heads?
Input: N % number of tosses
Output: P
Examples:
N=1 P=0.5;
N=2 P=0.375
Test Suite will round to 6 places
Solve

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Last Solution submitted on Dec 10, 2025

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David Hill Mehdi Dehghan Ankitkumar Ratan Mae

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