結果
| 問題 | No.2630 Colorful Vertices and Cheapest Paths | 
| コンテスト | |
| ユーザー |  | 
| 提出日時 | 2024-02-16 22:27:10 | 
| 言語 | PyPy3 (7.3.15) | 
| 結果 | 
                                AC
                                 
                             | 
| 実行時間 | 1,377 ms / 2,500 ms | 
| コード長 | 2,138 bytes | 
| コンパイル時間 | 405 ms | 
| コンパイル使用メモリ | 82,552 KB | 
| 実行使用メモリ | 102,964 KB | 
| 最終ジャッジ日時 | 2024-09-28 21:01:26 | 
| 合計ジャッジ時間 | 19,595 ms | 
| ジャッジサーバーID (参考情報) | judge3 / judge2 | 
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| ファイルパターン | 結果 | 
|---|---|
| other | AC * 22 | 
ソースコード
class UnionFind:
    def __init__(self, n, w=None):
        self.par = [-1]*n
        self.rank = [0]*n
        self.siz = [1]*n
        self.cnt = n
        self.min_node = [i for i in range(n)]
        self.weight = w if w else [1]*n
    def root(self, x):
        if self.par[x] == -1:
            return x
        self.par[x] = self.root(self.par[x])
        return self.par[x]
    def issame(self, x, y):
        return self.root(x) == self.root(y)
            
    def unite(self, x, y):
        px = self.root(x)
        py = self.root(y)
        if px == py:
            return False
        if self.rank[px] < self.rank[py]:
            px, py = py, px
        self.par[py] = px
        if self.rank[px] == self.rank[py]:
            self.rank[px] += 1
        self.siz[px] += self.siz[py]
        self.cnt -= 1
        self.min_node[px] = min(self.min_node[px], self.min_node[py])
        self.weight[px] += self.weight[py]
        return False
    def count(self):
        return self.cnt
    def min(self, x):
        return self.min_node[self.root(x)]
    def getweight(self, x):
        return self.weight[self.root(x)]
    
    def size(self, x):
        return self.siz[self.root(x)]
import sys
input = sys.stdin.readline
N, M = map(int, input().split())
G = [[] for _ in range(N)]
AB = [list(map(int, input().split())) for _ in range(M)]
C = list(map(int, input().split()))
W = list(map(int, input().split()))
Q = int(input())
UV = [list(map(int, input().split())) for _ in range(Q)]
for i in range(M):
    a, b = AB[i]
    a-=1
    b-=1
    AB[i] = [a, b]
for i in range(N):
    C[i]-=1
for i in range(Q):
    u, v = UV[i]
    u-=1
    v-=1
    UV[i] = [u, v]
INF = 10**12
ans = [INF for _ in range(Q)]
for i in range(1, 1<<10):
    UF = UnionFind(N)
    for a, b in AB:
        if (i>>C[a])&1 and (i>>C[b])&1:
            UF.unite(a, b)
    cost = 0
    for j in range(10):
        if (i>>j)&1:
            cost += W[j]
    for j in range(Q):
        u, v = UV[j]
        if UF.issame(u, v):
            ans[j] = min(ans[j], cost)
for a in ans:
    if a==INF:
        print(-1)
    else:
        print(a)
        
            
            
            
        