Submission #7921593

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Source Code Expand

r,n,m = map(int, input().split())

ans = 0
for i in range(1,n+m):
    a = 1-(1-(2*i)/n)**2
    b = 1-(1-(2*(i-m))/n)**2
    if a<=0:
        ans += b**0.5
    elif b<=0:
        ans += a**0.5
    else:
        ans += max(a**0.5,b**0.5)

print(ans*2*r)

Submission Info

Judge Result