#607026 (PyPy3) No.1037 exhausted

• 問題: No.1037 exhausted
• ユーザー: tcltk
• 提出日時: 2021-01-18 01:38:20
• 言語: PyPy3 (7.3.15)
• 結果: AC
• 実行時間: 314 ms / 2,000 ms
• コード長: 1,519 bytes
• コンパイル時間: 167 ms
• コンパイル使用メモリ: 82,316 KB
• 実行使用メモリ: 121,520 KB
• 最終ジャッジ日時: 2024-11-30 08:35:47
• 合計ジャッジ時間: 5,720 ms
• ジャッジサーバーID （参考情報）: judge3 / judge5

ファイルパターン	結果
other	AC * 23

ソースコード

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#region Header
#!/usr/bin/env python3
# from typing import *
import sys
import io
import math
import collections
import decimal
import itertools
from queue import PriorityQueue
import bisect
import heapq
def input():
    return sys.stdin.readline()[:-1]
sys.setrecursionlimit(1000000)
#endregion
# _INPUT = """5 8 11
# 2 2 231985796
# 6 0 190979457
# 7 2 373925694
# 8 2 976892608
# 8 1 184831039
# """
# sys.stdin = io.StringIO(_INPUT)
def main():
    N, V, L = map(int, input().split())
    x = [0] + [None for _ in range(N)] + [L]
    v = [0] + [None for _ in range(N)] + [0]
    w = [0] + [None for _ in range(N)] + [0]
    for i in range(N):
        x[i+1], v[i+1], w[i+1] = map(int, input().split())
        if x[i+1] - x[i] > V:
            print(-1)
            return
    if x[N+1] - x[N] > V:
            print(-1)
            return
    dp = [[10**10 for _ in range(V+1)] for _ in range(N+2)]
    dp[0][V] = 0
    for i in range(N+1):
        d = x[i+1] - x[i]
        for v1 in range(V+1):
            if dp[i][v1] < 10**10:
                if v1-(x[i+1]-x[i]) >= 0:
                    dp[i+1][v1-d] = min(dp[i+1][v1-d], dp[i][v1])
                v_filled = min(v1+v[i], V)
                if v_filled - d >= 0:
                    dp[i+1][v_filled-d] = min(dp[i+1][v_filled-d], dp[i][v1] + w[i])
    MinW = min(dp[N+1])
    if MinW == 10**10:
        print(-1)
    else:
        print(MinW)
if __name__ == '__main__':
    main()
 
 
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