結果
問題 | No.2912 0次パーシステントホモロジー |
ユーザー | katonyonko |
提出日時 | 2024-10-04 22:43:26 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 733 ms / 2,000 ms |
コード長 | 2,652 bytes |
コンパイル時間 | 173 ms |
コンパイル使用メモリ | 82,432 KB |
実行使用メモリ | 109,068 KB |
最終ジャッジ日時 | 2024-10-04 22:43:33 |
合計ジャッジ時間 | 5,577 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
(要ログイン)
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 | 42 ms
55,040 KB |
testcase_01 | AC | 44 ms
55,296 KB |
testcase_02 | AC | 39 ms
55,040 KB |
testcase_03 | AC | 39 ms
54,912 KB |
testcase_04 | AC | 40 ms
55,296 KB |
testcase_05 | AC | 41 ms
55,168 KB |
testcase_06 | AC | 41 ms
54,912 KB |
testcase_07 | AC | 40 ms
55,168 KB |
testcase_08 | AC | 43 ms
55,296 KB |
testcase_09 | AC | 43 ms
55,296 KB |
testcase_10 | AC | 42 ms
55,424 KB |
testcase_11 | AC | 41 ms
55,168 KB |
testcase_12 | AC | 41 ms
55,040 KB |
testcase_13 | AC | 40 ms
55,680 KB |
testcase_14 | AC | 40 ms
54,912 KB |
testcase_15 | AC | 80 ms
77,352 KB |
testcase_16 | AC | 317 ms
92,096 KB |
testcase_17 | AC | 311 ms
85,996 KB |
testcase_18 | AC | 427 ms
91,420 KB |
testcase_19 | AC | 721 ms
108,880 KB |
testcase_20 | AC | 733 ms
109,068 KB |
testcase_21 | AC | 531 ms
108,928 KB |
testcase_22 | AC | 515 ms
108,928 KB |
ソースコード
import io import sys from collections import defaultdict, deque, Counter from itertools import permutations, combinations, accumulate from heapq import heappush, heappop from bisect import bisect_right, bisect_left from math import gcd import math _INPUT = """\ 6 2 1 0 1 1 1 2 2 1 0 1 2 1 1 2 1 0 1 1 3 2 0 1 """ sys.setrecursionlimit(10**6) class UnionFind(): def __init__(self, n): self.n = n self.parents = [-1] * n def find(self, x): if self.parents[x] < 0: return x else: self.parents[x] = self.find(self.parents[x]) return self.parents[x] def union(self, x, y): x = self.find(x) y = self.find(y) if x == y: return if self.parents[x] > self.parents[y]: x, y = y, x self.parents[x] += self.parents[y] self.parents[y] = x def size(self, x): return -self.parents[self.find(x)] def same(self, x, y): return self.find(x) == self.find(y) def members(self, x): root = self.find(x) return [i for i in range(self.n) if self.find(i) == root] def roots(self): return [i for i, x in enumerate(self.parents) if x < 0] def group_count(self): return len(self.roots()) def all_group_members(self): return {r: self.members(r) for r in self.roots()} def __str__(self): return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots()) def input(): return sys.stdin.readline()[:-1] def solve(test): N,M=map(int, input().split()) edge=[] for _ in range(M): i,j,w=map(int, input().split()) edge.append((w,i,j)) edge.sort() T=int(input()) R=list(map(int, input().split())) ans=[0]*T R2=sorted([(R[i],i) for i in range(T)]) now=0 uf=UnionFind(N) res=N for i in range(T): r,idx=R2[i] while now<M and edge[now][0]<=r: w,u,v=edge[now] if not uf.same(u,v): res-=1 uf.union(u,v) now+=1 ans[idx]=res print(*ans,sep='\n') def random_input(): from random import randint,shuffle N=randint(1,10) M=randint(1,N) A=list(range(1,M+1))+[randint(1,M) for _ in range(N-M)] shuffle(A) return (" ".join(map(str, [N,M]))+"\n"+" ".join(map(str, A))+"\n")*3 def simple_solve(): return [] def main(test): if test==0: solve(0) elif test==1: sys.stdin = io.StringIO(_INPUT) case_no=int(input()) for _ in range(case_no): solve(0) else: for i in range(1000): sys.stdin = io.StringIO(random_input()) x=solve(1) y=simple_solve() if x!=y: print(i,x,y) print(*[line for line in sys.stdin],sep='') break #0:提出用、1:与えられたテスト用、2:ストレステスト用 main(0)