東京大学プログラミングコンテスト2014

Submission #6919785

Source codeソースコード

from collections import defaultdict
import sys
sys.setrecursionlimit(10**7)


n = int(input())
edge = defaultdict(list)
for i in range(n):
    a, b = map(int, input().split())
    edge[a].append(b)
    edge[b].append(a)

def dfs(now, prev, visited = []):
    if now in visited:
        print_ans(len(visited) - visited.index(now))
        exit()
    else:
        for e in edge[now]:
            if e == prev:
                continue
            visited.append(now)
            ret = dfs(e, now, visited)
            visited.pop()
    return

def print_ans(length):
    ans_min = 1
    ans_max = n
    if length == n:
        ans_min = 2
        
    if length % 2 == 1:
        ans_max = n-1
        
    print(str(ans_min) + ' ' + str(ans_max))
    
dfs(1, 1)

Submission

Task問題 C - 最小カットと最大カット
User nameユーザ名 tsb2b
Created time投稿日時
Language言語 Python3 (3.4.3)
Status状態 TLE
Score得点 0
Source lengthソースコード長 800 Byte
File nameファイル名
Exec time実行時間 ms
Memory usageメモリ使用量 -

Test case

Set

Set name Score得点 / Max score Cases
All 0 / 100 scrambled_00.txt,scrambled_01.txt,scrambled_02.txt,scrambled_03.txt,scrambled_04.txt,scrambled_05.txt,scrambled_06.txt,scrambled_07.txt,scrambled_08.txt,scrambled_09.txt,scrambled_10.txt,scrambled_11.txt,scrambled_12.txt,scrambled_13.txt,scrambled_14.txt,scrambled_15.txt,scrambled_16.txt,scrambled_17.txt,scrambled_18.txt,scrambled_19.txt,scrambled_20.txt,scrambled_21.txt,scrambled_22.txt,scrambled_23.txt,scrambled_24.txt,scrambled_25.txt,scrambled_26.txt,scrambled_27.txt,scrambled_28.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
scrambled_00.txt AC 20 ms 3316 KB
scrambled_01.txt AC 20 ms 3316 KB
scrambled_02.txt AC 20 ms 3316 KB
scrambled_03.txt TLE
scrambled_04.txt TLE
scrambled_05.txt TLE
scrambled_06.txt TLE
scrambled_07.txt TLE
scrambled_08.txt TLE
scrambled_09.txt TLE
scrambled_10.txt AC 407 ms 28360 KB
scrambled_11.txt AC 176 ms 11864 KB
scrambled_12.txt AC 318 ms 21112 KB
scrambled_13.txt AC 305 ms 20376 KB
scrambled_14.txt AC 558 ms 27008 KB
scrambled_15.txt AC 360 ms 18764 KB
scrambled_16.txt AC 187 ms 11244 KB
scrambled_17.txt AC 171 ms 11364 KB
scrambled_18.txt AC 474 ms 27116 KB
scrambled_19.txt AC 54 ms 5160 KB
scrambled_20.txt AC 321 ms 17344 KB
scrambled_21.txt AC 171 ms 11372 KB
scrambled_22.txt AC 318 ms 18608 KB
scrambled_23.txt AC 213 ms 12408 KB
scrambled_24.txt AC 198 ms 11720 KB
scrambled_25.txt AC 225 ms 15224 KB
scrambled_26.txt AC 206 ms 12008 KB
scrambled_27.txt AC 285 ms 17292 KB
scrambled_28.txt AC 269 ms 16288 KB