[시간초과][백준] #1074 Z

www.acmicpc.net/problem/1074

def solve(n, x, y):
    global result
    if n == 2:
        if x == X and y == Y:
            print(result)
            return
        result += 1
        if x == X and y + 1 == Y:
            print(result)
            return
        result += 1
        if x + 1 == X and y == Y:
            print(result)
            return
        result += 1 
        if x + 1 == X and y + 1 == Y:
            print(result)
            return
        result += 1
        return

    solve(n/2, x, y)
    solve(n/2, x, y+n/2)
    solve(n/2, x+n/2, y)
    solve(n/2, x+n/2, y+n/2)
    
result = 0
N, X, Y = map(int, input().split(' '))
solve(2**N, 0, 0)
    

* 타임에러 발생한다