nth root of v by hallvabo

n,A=map(int,raw_input().split())
c=x=10**101
exec"x+=x*A*c**n/n/x**n-x/n;"*108
print'%.1s.'%x+`x`[1:-2]

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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