結果
| 問題 | 
                            No.748 yuki国のお財布事情
                             | 
                    
| コンテスト | |
| ユーザー | 
                             ckawatak
                         | 
                    
| 提出日時 | 2018-12-29 17:29:56 | 
| 言語 | Python3  (3.13.1 + numpy 2.2.1 + scipy 1.14.1)  | 
                    
| 結果 | 
                             
                                WA
                                 
                             
                            
                         | 
                    
| 実行時間 | - | 
| コード長 | 1,370 bytes | 
| コンパイル時間 | 149 ms | 
| コンパイル使用メモリ | 13,056 KB | 
| 実行使用メモリ | 57,344 KB | 
| 最終ジャッジ日時 | 2024-10-01 19:42:03 | 
| 合計ジャッジ時間 | 18,843 ms | 
| 
                            ジャッジサーバーID (参考情報)  | 
                        judge3 / judge1 | 
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| ファイルパターン | 結果 | 
|---|---|
| sample | AC * 2 WA * 1 | 
| other | AC * 9 WA * 17 | 
ソースコード
from queue import PriorityQueue
N,M,K = list(map(int, input().split(' ')))
streets = []
for _ in range(N):
    streets.append([])
total_cost = 0    
costs = [0 for _ in range(M)]
for i in range(M):
    a, b, c = list(map(int, input().split(' ')))
    streets[a-1].append((i,b-1,c))
    streets[b-1].append((i,a-1,c))
    costs[i] = c
    total_cost = total_cost + c
kept = []
for _ in range(K):
    e = int(input())
    kept.append(e-1)
included = [0 for _ in range(M)]    
key = [float('inf') for _ in range(N)]
parent = [-1 for _ in range(N)]
mst = [0 for _ in range(N)]
que = PriorityQueue()
que.put((0,0))
key[0] = 0
while not que.empty():
    _,country_a = que.get()
    mst[country_a] = 1
    for street in streets[country_a]:
        i, country_b, cost = street
        if mst[country_b] == 0 and cost < key[country_b]:
            key[country_b] = cost
            que.put((key[country_b],country_b))
            parent[country_b] = country_a
for i in range(1,N):
    for street in streets[i]:
        if street[1] == parent[i]:
            included[street[0]] = 1
            
cost = 0
for i in range(M):
    if included[i] == 1:
        cost = cost + costs[i]
for i in kept:
    included[i] = 1
minimum_cost = 0    
for i in range(M):
    if included[i] == 1:
        minimum_cost = minimum_cost + costs[i]
        
print(total_cost - minimum_cost)
            
            
            
        
            
ckawatak