Submission #36840981

Source Code Expand

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#!/usr/bin/env python3.8
# -*- coding: utf-8 -*-
# https://atcoder.jp/contests/abc279
# https://atcoder.jp/contests/abc279/tasks/abc279_d
import sys
import math
def i2s(): return sys.stdin.readline().rstrip()
def i2nn(): return list(map(int, i2s().split()))
A,B=i2nn()
def f(x): return A * (1+x)**-0.5 + B*x
def g(A,B): return (A/(2*B))**(2/3) - 1
x = max(0, math.floor(g(A, B)))
print(min(f(x), f(x+1)))
 
 
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#!/usr/bin/env python3.8
# -*- coding: utf-8 -*-
# https://atcoder.jp/contests/abc279
# https://atcoder.jp/contests/abc279/tasks/abc279_d

import sys
import math
def i2s(): return sys.stdin.readline().rstrip()
def i2nn(): return list(map(int, i2s().split()))

A,B=i2nn()
def f(x): return A * (1+x)**-0.5 + B*x
def g(A,B): return (A/(2*B))**(2/3) - 1

x = max(0, math.floor(g(A, B)))
print(min(f(x), f(x+1)))

Submission Info

Judge Result