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Created April 30, 2016 18:18
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ruby.rb
def compute_pi(n):
denom = 1
toggle = 1
result = 0
for x in range(n, 0, -1):
result += toggle * (1 / denom)
denom += 2
toggle *= -1
result *= 4
return result
print("Pi: ", compute_pi(int(input("Enter n for pi:"))))
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