結果
問題 | No.807 umg tours |
ユーザー | tonnnura172 |
提出日時 | 2020-05-27 07:48:08 |
言語 | PyPy3 (7.3.15) |
結果 |
RE
(最新)
AC
(最初)
|
実行時間 | - |
コード長 | 1,673 bytes |
コンパイル時間 | 279 ms |
コンパイル使用メモリ | 82,048 KB |
実行使用メモリ | 89,984 KB |
最終ジャッジ日時 | 2024-11-23 20:04:49 |
合計ジャッジ時間 | 5,787 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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 | - |
ソースコード
import sys, re from collections import deque, defaultdict, Counter from math import ceil, sqrt, hypot, factorial, pi, sin, cos, radians from itertools import accumulate, permutations, combinations, product from operator import itemgetter, mul, add from copy import deepcopy from string import ascii_lowercase, ascii_uppercase, digits from bisect import bisect, bisect_left from fractions import gcd from heapq import heappush, heappop from functools import reduce from decimal import Decimal, getcontext def input(): return sys.stdin.readline().strip() def INT(): return int(input()) def MAP(): return map(int, input().split()) def LIST(): return list(map(int, input().split())) def ZIP(n): return zip(*(MAP() for _ in range(n))) sys.setrecursionlimit(10 ** 9) INF = float('inf') mod = 10 ** 9 + 7 N, M = MAP() graph = [[] for _ in range(N)] def ticketdijkstra(E, start): N_d = len(E) dist = [[INF]*2 for _ in range(N_d)] dist[start][0] = 0 dist[start][1] = 0 q = [(0, start, 0)] while q: dist_v, v, use_ticket = heappop(q) if dist[v][0] != dist_v and dist[v][1] != dist_v: continue for u, dist_vu in E[v]: if use_ticket: dist_u = dist_v + dist_vu if dist_u < dist[u][1]: dist[u][1] = dist_u heappush(q, (dist_u, u, 1)) else: dist_u = dist_v + dist_vu if dist_u < dist[u][0]: dist[u][0] = dist_u heappush(q, (dist_u, u, 0)) dist_u = dist_v if dist_u < dist[u][1]: dist[u][1] = dist_u heappush(q, (dist_u, u, 1)) return dist for _ in range(M): a, b, c = MAP() graph[a-1].append((b-1, c)) graph[b-1].append((a-1, c)) d = ticketdijkstra(graph, 0) for i in range(N): print(d[i][0]+d[i][1])