結果
問題 | No.812 Change of Class |
ユーザー | vwxyz |
提出日時 | 2024-04-07 20:06:57 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 696 ms / 4,000 ms |
コード長 | 3,756 bytes |
コンパイル時間 | 161 ms |
コンパイル使用メモリ | 82,496 KB |
実行使用メモリ | 126,544 KB |
最終ジャッジ日時 | 2024-10-01 04:40:29 |
合計ジャッジ時間 | 20,444 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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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 | 310 ms
105,464 KB |
testcase_01 | AC | 125 ms
78,996 KB |
testcase_02 | AC | 240 ms
91,916 KB |
testcase_03 | AC | 352 ms
112,288 KB |
testcase_04 | AC | 343 ms
106,636 KB |
testcase_05 | AC | 696 ms
108,484 KB |
testcase_06 | AC | 468 ms
100,324 KB |
testcase_07 | AC | 72 ms
80,000 KB |
testcase_08 | AC | 56 ms
67,968 KB |
testcase_09 | AC | 612 ms
113,048 KB |
testcase_10 | AC | 644 ms
113,668 KB |
testcase_11 | AC | 150 ms
124,808 KB |
testcase_12 | AC | 424 ms
117,728 KB |
testcase_13 | AC | 46 ms
54,528 KB |
testcase_14 | AC | 44 ms
54,912 KB |
testcase_15 | AC | 469 ms
100,080 KB |
testcase_16 | AC | 117 ms
77,824 KB |
testcase_17 | AC | 467 ms
103,028 KB |
testcase_18 | AC | 373 ms
97,888 KB |
testcase_19 | AC | 416 ms
99,888 KB |
testcase_20 | AC | 676 ms
111,780 KB |
testcase_21 | AC | 353 ms
94,224 KB |
testcase_22 | AC | 201 ms
90,624 KB |
testcase_23 | AC | 110 ms
77,952 KB |
testcase_24 | AC | 118 ms
77,824 KB |
testcase_25 | AC | 200 ms
87,160 KB |
testcase_26 | AC | 603 ms
108,524 KB |
testcase_27 | AC | 536 ms
102,868 KB |
testcase_28 | AC | 412 ms
99,788 KB |
testcase_29 | AC | 160 ms
79,056 KB |
testcase_30 | AC | 487 ms
98,476 KB |
testcase_31 | AC | 438 ms
96,060 KB |
testcase_32 | AC | 228 ms
90,112 KB |
testcase_33 | AC | 525 ms
107,012 KB |
testcase_34 | AC | 116 ms
77,688 KB |
testcase_35 | AC | 163 ms
86,660 KB |
testcase_36 | AC | 116 ms
77,584 KB |
testcase_37 | AC | 293 ms
88,832 KB |
testcase_38 | AC | 116 ms
100,368 KB |
testcase_39 | AC | 261 ms
91,104 KB |
testcase_40 | AC | 133 ms
78,976 KB |
testcase_41 | AC | 101 ms
93,568 KB |
testcase_42 | AC | 524 ms
100,248 KB |
testcase_43 | AC | 179 ms
109,952 KB |
testcase_44 | AC | 335 ms
95,264 KB |
testcase_45 | AC | 117 ms
77,644 KB |
testcase_46 | AC | 170 ms
109,824 KB |
testcase_47 | AC | 324 ms
95,736 KB |
testcase_48 | AC | 399 ms
97,968 KB |
testcase_49 | AC | 150 ms
79,676 KB |
testcase_50 | AC | 76 ms
72,960 KB |
testcase_51 | AC | 176 ms
91,088 KB |
testcase_52 | AC | 252 ms
106,136 KB |
testcase_53 | AC | 141 ms
78,784 KB |
testcase_54 | AC | 125 ms
78,516 KB |
testcase_55 | AC | 278 ms
105,440 KB |
testcase_56 | AC | 308 ms
110,204 KB |
testcase_57 | AC | 324 ms
115,788 KB |
testcase_58 | AC | 204 ms
93,216 KB |
testcase_59 | AC | 364 ms
126,544 KB |
testcase_60 | AC | 41 ms
54,784 KB |
testcase_61 | AC | 41 ms
54,496 KB |
testcase_62 | AC | 40 ms
54,528 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)