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 383 ms
コンパイル使用メモリ 82,304 KB
実行使用メモリ 130,000 KB
最終ジャッジ日時 2024-07-06 08:43:59
合計ジャッジ時間 6,212 ms
ジャッジサーバーID
(参考情報)
judge5 / judge1
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 56 ms
65,024 KB
testcase_01 AC 51 ms
65,152 KB
testcase_02 AC 51 ms
64,640 KB
testcase_03 AC 51 ms
64,512 KB
testcase_04 WA -
testcase_05 AC 55 ms
64,384 KB
testcase_06 AC 53 ms
64,768 KB
testcase_07 AC 51 ms
64,384 KB
testcase_08 AC 50 ms
64,768 KB
testcase_09 AC 51 ms
64,384 KB
testcase_10 AC 51 ms
64,768 KB
testcase_11 AC 50 ms
64,768 KB
testcase_12 AC 51 ms
65,024 KB
testcase_13 AC 51 ms
64,640 KB
testcase_14 AC 52 ms
64,640 KB
testcase_15 AC 51 ms
64,768 KB
testcase_16 AC 51 ms
64,384 KB
testcase_17 AC 51 ms
64,384 KB
testcase_18 AC 52 ms
64,640 KB
testcase_19 AC 235 ms
129,564 KB
testcase_20 AC 222 ms
102,172 KB
testcase_21 AC 227 ms
102,400 KB
testcase_22 WA -
testcase_23 AC 245 ms
129,480 KB
testcase_24 AC 232 ms
129,604 KB
testcase_25 AC 109 ms
77,924 KB
testcase_26 AC 112 ms
77,824 KB
testcase_27 AC 119 ms
77,868 KB
testcase_28 WA -
testcase_29 AC 109 ms
77,824 KB
testcase_30 AC 236 ms
105,088 KB
testcase_31 AC 240 ms
104,704 KB
testcase_32 AC 207 ms
92,132 KB
testcase_33 WA -
testcase_34 AC 108 ms
77,952 KB
testcase_35 AC 204 ms
120,064 KB
testcase_36 AC 155 ms
106,708 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