結果
問題 | No.1602 With Animals into Institute 2 |
ユーザー | shotoyoo |
提出日時 | 2021-07-03 00:32:09 |
言語 | Python3 (3.12.2 + numpy 1.26.4 + scipy 1.12.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 2,857 bytes |
コンパイル時間 | 128 ms |
コンパイル使用メモリ | 13,184 KB |
実行使用メモリ | 11,392 KB |
最終ジャッジ日時 | 2024-07-02 02:08:19 |
合計ジャッジ時間 | 3,447 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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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 | RE | - |
testcase_01 | RE | - |
testcase_02 | RE | - |
testcase_03 | RE | - |
testcase_04 | RE | - |
testcase_05 | RE | - |
testcase_06 | RE | - |
testcase_07 | RE | - |
testcase_08 | RE | - |
testcase_09 | RE | - |
testcase_10 | RE | - |
testcase_11 | RE | - |
testcase_12 | RE | - |
testcase_13 | RE | - |
testcase_14 | RE | - |
testcase_15 | RE | - |
testcase_16 | RE | - |
testcase_17 | RE | - |
testcase_18 | RE | - |
testcase_19 | RE | - |
testcase_20 | RE | - |
testcase_21 | RE | - |
testcase_22 | RE | - |
testcase_23 | RE | - |
testcase_24 | RE | - |
testcase_25 | RE | - |
testcase_26 | RE | - |
testcase_27 | RE | - |
testcase_28 | RE | - |
testcase_29 | RE | - |
testcase_30 | RE | - |
testcase_31 | RE | - |
testcase_32 | RE | - |
testcase_33 | RE | - |
testcase_34 | RE | - |
testcase_35 | RE | - |
testcase_36 | RE | - |
testcase_37 | RE | - |
testcase_38 | RE | - |
ソースコード
import sys input = lambda : sys.stdin.readline().rstrip() sys.setrecursionlimit(2*10**5+10) write = lambda x: sys.stdout.write(x+"\n") debug = lambda x: sys.stderr.write(x+"\n") writef = lambda x: print("{:.12f}".format(x)) class UF: # unionfind def __init__(self, n, depth): self.n = n self.depth = depth self.parent = list(range(n)) self.size = [1] * n def check(self): return [self.root(i) for i in range(self.n)] def root(self, i): inter = set() while self.parent[i]!=i: inter.add(i) i = self.parent[i] r = i for i in inter: self.parent[i] = r return r def connect(self, i, j): # 繋いだかどうかを返す ri = self.root(i) rj = self.root(j) if ri==rj: return False if self.depth[rj]<self.depth[ri]: self.parent[ri] = rj self.size[rj] += self.size[ri] else: self.parent[rj] = ri self.size[ri] += self.size[rj] return True def main3(ns,es,k): inf = 10**18 n = len(ns) ans = [inf]*(n-1) import networkx as nx for s in range(n-1): gs = [] for i in range(k): g = nx.Graph() for u in range(2*n): g.add_node(u) for u,v,c,x in es: vv = x>>i&1 if not vv: g.add_edge(u,n+v, weight=-c) g.add_edge(v,n+u, weight=-c) else: g.add_edge(u,v, weight=-c) g.add_edge(n+v,n+u, weight=-c) for u in range(n-1): if u==s: continue g.add_edge(u,n+u,weight=0) g.remove_node(n+s) g.remove_node(2*n-1) gs.append(g) # print(g.nodes) # print(g.edges) val = inf for g in gs: res = nx.max_weight_matching(g, maxcardinality=True) if len(res)<n-1: continue val = min(val, -sum((g[u][v]["weight"] for u,v in res))) if val==inf: val = -1 ans[s] = val return ans # グラフの読み込み・重みあり inf = 10**16 n,m,k = map(int, input().split()) assert n<300 assert all(( 2<=n<=10**5, 1<=m<=2*10**5, 1<=k<=30, )) ns = [[] for _ in range(n)] es = [] for e in range(m): u,v,c,x = input().split() u = int(u) v = int(v) c = int(c) assert all(( 1<=u<=n, 1<=v<=n, u!=v, 1<=c<=10**9, len(x)==k, all((xx in("0","1") for xx in x)) )) x = int(x, 2) u -= 1 v -= 1 ns[u].append((c,x,e,v)) ns[v].append((c,x,e,u)) es.append((u,v,c,x)) ans = main3(ns,es,k) write("\n".join(map(str, ans)))