結果
| 問題 |
No.2630 Colorful Vertices and Cheapest Paths
|
| コンテスト | |
| ユーザー |
katonyonko
|
| 提出日時 | 2024-02-16 22:34:21 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 2,428 ms / 2,500 ms |
| コード長 | 3,346 bytes |
| コンパイル時間 | 247 ms |
| コンパイル使用メモリ | 82,672 KB |
| 実行使用メモリ | 170,912 KB |
| 最終ジャッジ日時 | 2024-09-28 21:10:02 |
| 合計ジャッジ時間 | 33,449 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 22 |
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
4 4
1 2
2 3
3 4
4 1
1 1 2 3
1 2 3 4 5 6 7 8 9 10
3
1 2
1 3
1 4
2 0
1 1
1 100 100 100 100 100 100 100 100 100
1
1 2
5 5
1 2
2 3
2 3
3 4
4 5
1 4 5 9 10
1000000000 1 1 1000000000 1000000000 1 1 1 1000000000 1000000000
4
1 5
2 3
1 2
1 5
"""
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())
G=[[] for _ in range(N)]
for _ in range(M):
a,b=map(lambda x:int(x)-1, input().split())
G[a].append(b)
G[b].append(a)
C=list(map(lambda x:int(x)-1, input().split()))
W=list(map(int,input().split()))
tmp=[UnionFind(N) for _ in range(1<<10)]
cost=[sum(W[i] for i in range(10) if (_>>i)&1) for _ in range(1<<10)]
for i in range(1<<10):
c=[1 if (i>>j)&1 else 0 for j in range(10)]
used=[0]*N
parent=[-1]*N
for j in range(N):
if used[j]==1: continue
st=[j]
while st:
v=st.pop()
if used[v]==1: continue
used[v]=1
if c[C[v]]==0: continue
for u in G[v]:
if u==parent[v] or c[C[u]]==0: continue
parent[u]=v
tmp[i].union(v,u)
st.append(u)
Q=int(input())
for _ in range(Q):
u,v=map(lambda x:int(x)-1, input().split())
ans=1<<40
for i in range(1<<10):
if tmp[i].same(u,v):
ans=min(ans,cost[i])
if ans==1<<40: ans=-1
print(ans)
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)
katonyonko