結果

問題 No.1605 Matrix Shape
ユーザー kyaneko999kyaneko999
提出日時 2021-07-16 21:43:25
言語 PyPy3
(7.3.15)
結果
WA  
実行時間 -
コード長 3,400 bytes
コンパイル時間 1,061 ms
コンパイル使用メモリ 87,340 KB
実行使用メモリ 138,684 KB
最終ジャッジ日時 2023-09-20 13:27:45
合計ジャッジ時間 11,032 ms
ジャッジサーバーID
(参考情報)
judge14 / judge11
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 153 ms
78,356 KB
testcase_01 AC 156 ms
78,144 KB
testcase_02 AC 155 ms
78,388 KB
testcase_03 AC 153 ms
78,304 KB
testcase_04 WA -
testcase_05 AC 148 ms
78,184 KB
testcase_06 AC 146 ms
78,136 KB
testcase_07 AC 148 ms
78,144 KB
testcase_08 AC 154 ms
78,248 KB
testcase_09 AC 159 ms
78,176 KB
testcase_10 AC 157 ms
78,336 KB
testcase_11 AC 156 ms
78,008 KB
testcase_12 AC 156 ms
78,136 KB
testcase_13 AC 155 ms
78,176 KB
testcase_14 AC 156 ms
78,332 KB
testcase_15 AC 157 ms
77,992 KB
testcase_16 AC 155 ms
78,192 KB
testcase_17 AC 155 ms
78,180 KB
testcase_18 AC 157 ms
78,188 KB
testcase_19 AC 408 ms
138,684 KB
testcase_20 AC 387 ms
106,212 KB
testcase_21 AC 386 ms
106,384 KB
testcase_22 WA -
testcase_23 AC 399 ms
137,236 KB
testcase_24 AC 399 ms
137,260 KB
testcase_25 AC 201 ms
79,960 KB
testcase_26 AC 203 ms
79,660 KB
testcase_27 AC 208 ms
79,560 KB
testcase_28 WA -
testcase_29 AC 202 ms
79,628 KB
testcase_30 AC 380 ms
107,268 KB
testcase_31 AC 377 ms
107,480 KB
testcase_32 AC 333 ms
93,160 KB
testcase_33 WA -
testcase_34 AC 203 ms
79,404 KB
testcase_35 AC 348 ms
118,776 KB
testcase_36 AC 263 ms
107,692 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

from sys import exit, stdin, setrecursionlimit
from collections import deque, defaultdict, Counter
from copy import deepcopy
from bisect import bisect_left, bisect_right, insort_left, insort_right
from heapq import heapify, heappop, heappush
from itertools import product, permutations, combinations, combinations_with_replacement
from functools import reduce
from math import gcd, sin, cos, tan, asin, acos, atan, atan2, degrees, radians, ceil, floor, sqrt, factorial
from math import pi as PI
from random import randint
# from decimal import Decimal

setrecursionlimit(500000)
INF = (1<<61)-1
EPS = 1e-10
MOD = 10**9+7
# MOD = 998244353

def input():
    return stdin.readline()[:-1]
def intput():
    return int(stdin.readline())
def minput():
    return stdin.readline()[:-1].split()
def linput():
    return stdin.readline()[:-1].split()
def mint():
    return map(int,stdin.readline().split())
def lint():
    return list(map(int,stdin.readline().split()))
def ilint():
    return int(stdin.readline()), list(map(int,stdin.readline().split()))
def lcm(x,y):
    return x*y//gcd(x,y)
def lgcd(l):
    return reduce(gcd,l)
def llcm(l):
    return reduce(lcm,l)
def powmod(n,i,mod=MOD):
    return pow(n,mod-1+i,mod) if i<0 else pow(n,i,mod)
def div2(x):
    return x.bit_length()
def div10(x):
    return len(str(x))-(x==0)
def popcount(x):
    return bin(x).count('1')
def digit(x,i,max_len=None):
    s = str(x)
    if max_len:
        i -= max_len-len(s)
    return int(s[i-1]) if i>0 else 0
def digitsum(x):
    ans = 0
    for i in range(div10(x)):
        ans += digit(x,i+1)
    return ans
def pf(x,mode='counter'):
    C = Counter()
    p = 2
    while x>1:
        k = 0
        while x%p==0:
            x //= p
            k += 1
        if k>0:
            C[p] += k
        p = p+2-(p==2) if p*p<x else x
    if mode=='counter':
        return C
    S = set([1])
    for k in C:
        T = set()
        for x in S:
            for i in range(C[k]+1):
                T.add(x*(k**i))
        S = T
    if mode=='set':
        return S
    if mode=='list':
        return sorted(S)
def isprime(x):
    if x<2:
        return False
    return len(pf(x,'set'))==2
def matmul(A, B):
    # import numpy
    A1, A2 = A >> 15, A & (1 << 15) - 1
    B1, B2 = B >> 15, B & (1 << 15) - 1
    X = np.dot(A1, B1) % MOD
    Y = np.dot(A2, B2)
    Z = np.dot(A1 + A2, B1 + B2) - X - Y
    return ((X << 30) + (Z << 15) + Y) % MOD
def matpow(A, N):
    P = np.eye(A.shape[0], dtype=np.int64)
    while N:
        if N & 1:
            P = matmul(P, A)
        A = matmul(A, A)
        N >>= 1
    return P
def zash(S):
    lis = sorted(S)
    dic = {}
    for i,x in enumerate(lis):
        dic[x] = i
    return lis, dic
def pr(*x):
    print(*x, sep='', end='') if len(x) else print()
def lprint(l):
    for x in l: print(x)
def ston(c, c0='a'):
    return ord(c)-ord(c0)
def ntos(x, c0='a'):
    return chr(x+ord(c0))
def judge(x, l=['Yes', 'No']):
    print(l[0] if x else l[1])
def debug(*x, flag=1):
    if flag: print(*x)

######################################################

N=intput()
head=Counter()
tail=Counter()
kind=set()
for _  in range(N):
    h,w=mint()
    head[h]+=1
    tail[w]+=1
    kind.add(h)
for k in head.keys():
    tmp=min(head[k],tail[k])
    head[k]-=tmp
    tail[k]-=tmp
S=sum(head.values())
if S==0:
    print(len(kind))
elif S==1:
    print(1)
else:
    print(0)
0