結果

問題 No.771 しおり
ユーザー McGregorshMcGregorsh
提出日時 2023-07-06 12:45:55
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 1,933 ms / 2,000 ms
コード長 1,898 bytes
コンパイル時間 164 ms
コンパイル使用メモリ 81,920 KB
実行使用メモリ 193,488 KB
最終ジャッジ日時 2024-07-20 07:57:48
合計ジャッジ時間 29,357 ms
ジャッジサーバーID
(参考情報)
judge3 / judge2
このコードへのチャレンジ
(要ログイン)

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 1,790 ms
193,408 KB
testcase_01 AC 317 ms
100,608 KB
testcase_02 AC 137 ms
88,448 KB
testcase_03 AC 140 ms
88,448 KB
testcase_04 AC 144 ms
88,580 KB
testcase_05 AC 140 ms
88,704 KB
testcase_06 AC 143 ms
88,224 KB
testcase_07 AC 133 ms
88,692 KB
testcase_08 AC 160 ms
89,472 KB
testcase_09 AC 139 ms
88,448 KB
testcase_10 AC 135 ms
88,584 KB
testcase_11 AC 139 ms
88,624 KB
testcase_12 AC 135 ms
88,448 KB
testcase_13 AC 147 ms
88,448 KB
testcase_14 AC 164 ms
89,592 KB
testcase_15 AC 142 ms
88,588 KB
testcase_16 AC 143 ms
88,620 KB
testcase_17 AC 155 ms
89,072 KB
testcase_18 AC 140 ms
88,576 KB
testcase_19 AC 142 ms
88,960 KB
testcase_20 AC 139 ms
88,448 KB
testcase_21 AC 137 ms
88,448 KB
testcase_22 AC 142 ms
88,688 KB
testcase_23 AC 151 ms
89,088 KB
testcase_24 AC 158 ms
89,340 KB
testcase_25 AC 969 ms
139,776 KB
testcase_26 AC 187 ms
90,368 KB
testcase_27 AC 310 ms
100,688 KB
testcase_28 AC 582 ms
113,536 KB
testcase_29 AC 331 ms
100,456 KB
testcase_30 AC 1,933 ms
193,340 KB
testcase_31 AC 1,881 ms
193,024 KB
testcase_32 AC 206 ms
91,008 KB
testcase_33 AC 1,884 ms
193,208 KB
testcase_34 AC 1,849 ms
193,408 KB
testcase_35 AC 207 ms
91,464 KB
testcase_36 AC 187 ms
90,496 KB
testcase_37 AC 181 ms
89,796 KB
testcase_38 AC 204 ms
91,136 KB
testcase_39 AC 181 ms
89,856 KB
testcase_40 AC 963 ms
140,092 KB
testcase_41 AC 1,835 ms
193,280 KB
testcase_42 AC 1,850 ms
193,408 KB
testcase_43 AC 319 ms
100,688 KB
testcase_44 AC 1,777 ms
193,488 KB
testcase_45 AC 1,801 ms
193,280 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

import sys
from sys import stdin
from fractions import Fraction
import math
from math import ceil, floor, sqrt, pi, factorial, gcd
from copy import deepcopy
from collections import Counter, deque, defaultdict
from heapq import heapify, heappop, heappush
from itertools import accumulate, product, combinations, combinations_with_replacement, permutations
from bisect import bisect, bisect_left, bisect_right
from functools import reduce, lru_cache
from decimal import Decimal, getcontext, ROUND_HALF_UP
def i_input(): return int(stdin.readline())
def i_map(): return map(int, stdin.readline().split())
def i_list(): return list(i_map())
def s_input(): return stdin.readline()[:-1]
def s_map(): return s_input().split()
def s_list(): return list(s_map())
def lcm(a, b): return a * b // gcd(a, b)
def get_distance(x1, y1, x2, y2):
	  d = sqrt((x2 - x1) ** 2 + (y2 - y1) ** 2)
	  return d
def rotate(table):
   	  n_fild = []
   	  for x in zip(*table[::-1]):
   	  	  n_fild.append(x)
   	  return n_fild
sys.setrecursionlimit(10 ** 7)
INF = float('inf')
MOD = 10 ** 9 + 7
MOD2 = 998244353
alpa = 'abcdefghijklmnopqrstuvwxyz'
ALPA = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'


def main():
   
   N = int(input())
   AB = [i_list() for i in range(N)]
   
   dp = [[INF] * N for i in range(2**N)]
   for i in range(N):
   	  p = 2 ** i
   	  dp[p][i] = 0
   
   for i in range(2**N):
   	  for j in range(N):
   	  	  l, r = AB[j]
   	  	  amari = r - l
   	  	  p = 2 ** j
   	  	  if i | p == i:
   	  	  	  for k in range(N):
   	  	  	  	  ll, rr = AB[k]
   	  	  	  	  pp = 2 ** k
   	  	  	  	  nxt = i | pp
   	  	  	  	  if nxt != i:
   	  	  	  	  	  cost = dp[i][j]
   	  	  	  	  	  if cost < amari + ll:
   	  	  	  	  	  	  cost = amari + ll
   	  	  	  	  	  if dp[nxt][k] > cost:
   	  	  	  	  	  	  dp[nxt][k] = cost
   print(min(dp[-1]))
   
   
if __name__ == '__main__':
    main()













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