Submission #6976874

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Source Code Expand

r,n,m=map(int,input().split())
a=[]
b=[]
step=2*r/n
for i in range(1,n+m):
    if 1<=i<=n-1:
        a.append((r**2-(r-step*i)**2)**0.5*2)
    else:
        a.append(0)
for i in range(1-m,n):
    if 1<=i<=n-1:
        b.append((r**2-(r-step*i)**2)**0.5*2)
    else:
        b.append(0)

print(sum([max(a[i],b[i]) for i in range(len(a))]))

Submission Info

Judge Result