結果
問題 | No.2547 Did you enjoy Chofu Festival? |
ユーザー | tipstar0125 |
提出日時 | 2023-11-25 13:02:13 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 170 ms / 2,000 ms |
コード長 | 2,965 bytes |
コンパイル時間 | 343 ms |
コンパイル使用メモリ | 81,920 KB |
実行使用メモリ | 89,328 KB |
最終ジャッジ日時 | 2024-09-26 10:21:20 |
合計ジャッジ時間 | 3,167 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 10 |
ソースコード
from __future__ import annotations import array import bisect import copy import fractions import heapq import itertools import math import random import re import string import sys import time from collections import defaultdict, deque from functools import lru_cache sys.setrecursionlimit(10**6) def read_int_list(): return list(map(int, input().split())) def read_int(): return int(input()) def read_str_list(): return list(input().split()) def read_str(): return input() def is_prime(n: int) -> bool: if n < 2: return False i = 2 ok = True while i * i <= n: if n % i == 0: ok = False i += 1 return ok def eratosthenes(n: int) -> list[bool]: is_prime_list = ([False, True] * (n // 2 + 1))[0 : n + 1] is_prime_list[1] = False is_prime_list[2] = True for i in range(3, n + 1, 2): if not (is_prime_list[i]): continue if i * i > n: break for k in range(i * i, n + 1, i): is_prime_list[k] = False return is_prime_list def legendre(n: int, p: int) -> int: cnt = 0 pp = p while pp <= n: cnt += n // pp pp *= p return cnt def prime_factorize(n: int) -> defaultdict[int, int]: nn = n i = 2 d: defaultdict[int, int] = defaultdict(int) while i * i <= n: while nn % i == 0: d[i] += 1 nn //= i i += 1 if nn != 1: d[nn] += 1 return d def make_divisors(n: int) -> list[int]: i = 1 ret = [] while i * i <= n: if n % i == 0: ret.append(i) if i != n // i: ret.append(n // i) i += 1 ret.sort() return ret def gcd(a: int, b: int) -> int: if a == 0: return b else: return gcd(b % a, a) def lcm(a: int, b: int) -> int: return a * b // gcd(a, b) def ext_gcd(a: int, b: int) -> tuple[int, int, int]: if a == 0: return (0, 1, b) x, y, g = ext_gcd(b % a, a) return (y - b // a * x, x, g) class UnionFind: def __init__(self, n): self.parent = [-1] * n def find(self, x): if self.parent[x] < 0: return x else: self.parent[x] = self.find(self.parent[x]) return self.parent[x] def merge(self, x, y): x = self.find(x) y = self.find(y) if x != y: if self.parent[x] > self.parent[y]: x, y = y, x self.parent[x] += self.parent[y] self.parent[y] = x def same(self, x, y): return self.find(x) == self.find(y) def size(self, x): return -self.parent[self.find(x)] def solve(): N=read_int() A=read_int_list() B=read_int_list() ans=0 for i in range(N): if A[i]<=B[i]: ans+=1 print(ans) def main(): # t = read_int() # for _ in range(t): solve() main()