結果
問題 | No.812 Change of Class |
ユーザー | vwxyz |
提出日時 | 2024-04-07 20:06:42 |
言語 | Python3 (3.12.2 + numpy 1.26.4 + scipy 1.12.0) |
結果 |
AC
|
実行時間 | 3,809 ms / 4,000 ms |
コード長 | 3,756 bytes |
コンパイル時間 | 310 ms |
コンパイル使用メモリ | 13,056 KB |
実行使用メモリ | 41,208 KB |
最終ジャッジ日時 | 2024-10-01 04:42:01 |
合計ジャッジ時間 | 87,975 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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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 | AC | 2,373 ms
36,684 KB |
testcase_01 | AC | 384 ms
14,976 KB |
testcase_02 | AC | 1,287 ms
25,044 KB |
testcase_03 | AC | 2,745 ms
41,208 KB |
testcase_04 | AC | 2,390 ms
37,840 KB |
testcase_05 | AC | 3,809 ms
35,092 KB |
testcase_06 | AC | 3,174 ms
32,340 KB |
testcase_07 | AC | 149 ms
14,592 KB |
testcase_08 | AC | 77 ms
12,288 KB |
testcase_09 | AC | 3,395 ms
36,668 KB |
testcase_10 | AC | 3,572 ms
36,640 KB |
testcase_11 | AC | 413 ms
23,104 KB |
testcase_12 | AC | 2,253 ms
33,388 KB |
testcase_13 | AC | 33 ms
11,008 KB |
testcase_14 | AC | 32 ms
11,008 KB |
testcase_15 | AC | 2,535 ms
27,716 KB |
testcase_16 | AC | 148 ms
12,288 KB |
testcase_17 | AC | 2,193 ms
28,872 KB |
testcase_18 | AC | 1,566 ms
24,084 KB |
testcase_19 | AC | 1,833 ms
26,168 KB |
testcase_20 | AC | 3,760 ms
36,136 KB |
testcase_21 | AC | 1,546 ms
23,500 KB |
testcase_22 | AC | 651 ms
16,896 KB |
testcase_23 | AC | 125 ms
12,032 KB |
testcase_24 | AC | 184 ms
12,672 KB |
testcase_25 | AC | 503 ms
15,616 KB |
testcase_26 | AC | 2,925 ms
32,004 KB |
testcase_27 | AC | 2,621 ms
29,300 KB |
testcase_28 | AC | 1,793 ms
26,068 KB |
testcase_29 | AC | 394 ms
14,336 KB |
testcase_30 | AC | 2,370 ms
28,468 KB |
testcase_31 | AC | 1,993 ms
25,516 KB |
testcase_32 | AC | 830 ms
18,456 KB |
testcase_33 | AC | 2,420 ms
30,648 KB |
testcase_34 | AC | 176 ms
12,544 KB |
testcase_35 | AC | 555 ms
15,356 KB |
testcase_36 | AC | 208 ms
12,544 KB |
testcase_37 | AC | 1,226 ms
19,488 KB |
testcase_38 | AC | 191 ms
16,176 KB |
testcase_39 | AC | 1,267 ms
19,476 KB |
testcase_40 | AC | 303 ms
13,952 KB |
testcase_41 | AC | 168 ms
15,172 KB |
testcase_42 | AC | 2,907 ms
27,564 KB |
testcase_43 | AC | 455 ms
22,440 KB |
testcase_44 | AC | 1,855 ms
22,876 KB |
testcase_45 | AC | 212 ms
12,544 KB |
testcase_46 | AC | 426 ms
22,020 KB |
testcase_47 | AC | 1,939 ms
23,100 KB |
testcase_48 | AC | 1,902 ms
25,672 KB |
testcase_49 | AC | 549 ms
15,104 KB |
testcase_50 | AC | 56 ms
11,136 KB |
testcase_51 | AC | 506 ms
16,512 KB |
testcase_52 | AC | 994 ms
23,604 KB |
testcase_53 | AC | 374 ms
13,696 KB |
testcase_54 | AC | 314 ms
13,312 KB |
testcase_55 | AC | 1,777 ms
26,592 KB |
testcase_56 | AC | 2,085 ms
29,496 KB |
testcase_57 | AC | 2,255 ms
30,572 KB |
testcase_58 | AC | 1,153 ms
21,200 KB |
testcase_59 | AC | 2,508 ms
33,356 KB |
testcase_60 | AC | 32 ms
11,136 KB |
testcase_61 | AC | 32 ms
11,008 KB |
testcase_62 | AC | 33 ms
11,008 KB |
ソースコード
from collections import deque class Graph: def __init__(self,V,edges=None,graph=None,directed=False,weighted=False,inf=float("inf")): self.V=V self.directed=directed self.weighted=weighted self.inf=inf if graph!=None: self.graph=graph """ self.edges=[] for i in range(self.V): if self.weighted: for j,d in self.graph[i]: if self.directed or not self.directed and i<=j: self.edges.append((i,j,d)) else: for j in self.graph[i]: if self.directed or not self.directed and i<=j: self.edges.append((i,j)) """ else: self.edges=edges self.graph=[[] for i in range(self.V)] if weighted: for i,j,d in self.edges: self.graph[i].append((j,d)) if not self.directed: self.graph[j].append((i,d)) else: for i,j in self.edges: self.graph[i].append(j) if not self.directed: self.graph[j].append(i) def SIV_BFS(self,s,bfs_tour=False,bipartite_graph=False,linked_components=False,parents=False,unweighted_dist=False,weighted_dist=False): seen=[False]*self.V seen[s]=True if bfs_tour: bt=[s] if linked_components: lc=[s] if parents: ps=[None]*self.V if unweighted_dist or bipartite_graph: uwd=[self.inf]*self.V uwd[s]=0 if weighted_dist: wd=[self.inf]*self.V wd[s]=0 queue=deque([s]) while queue: x=queue.popleft() for y in self.graph[x]: if self.weighted: y,d=y if not seen[y]: seen[y]=True queue.append(y) if bfs_tour: bt.append(y) if linked_components: lc.append(y) if parents: ps[y]=x if unweighted_dist or bipartite_graph: uwd[y]=uwd[x]+1 if weighted_dist: wd[y]=wd[x]+d if bipartite_graph: bg=[[],[]] for tpl in self.edges: i,j=tpl[:2] if self.weighted else tpl if uwd[i]==self.inf or uwd[j]==self.inf: continue if not uwd[i]%2^uwd[j]%2: bg=False break else: for x in range(self.V): if uwd[x]==self.inf: continue bg[uwd[x]%2].append(x) retu=() if bfs_tour: retu+=(bt,) if bipartite_graph: retu+=(bg,) if linked_components: retu+=(lc,) if parents: retu+=(ps,) if unweighted_dist: retu+=(uwd,) if weighted_dist: retu+=(wd,) if len(retu)==1: retu=retu[0] return retu N,M=map(int,input().split()) edges=[] for m in range(M): p,q=map(int,input().split()) p-=1;q-=1 edges.append((p,q)) inf=1<<30 G=Graph(N,edges=edges,inf=inf) Q=int(input()) for q in range(Q): A=int(input())-1 dist=G.SIV_BFS(A,unweighted_dist=True) cnt,ma=-1,1 for d in dist: if d==inf: continue cnt+=1 ma=max(ma,d) ans=(ma-1).bit_length() print(cnt,ans)