結果

問題 No.2938 Sigma Sigma Distance Distance Problem
ユーザー cleanttedcleantted
提出日時 2024-10-18 22:38:20
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 202 ms / 2,000 ms
コード長 2,338 bytes
コンパイル時間 360 ms
コンパイル使用メモリ 82,640 KB
実行使用メモリ 97,356 KB
最終ジャッジ日時 2024-10-18 22:53:15
合計ジャッジ時間 8,542 ms
ジャッジサーバーID
(参考情報)
judge7 / judge1
このコードへのチャレンジ
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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 159 ms
97,356 KB
testcase_01 AC 162 ms
90,380 KB
testcase_02 AC 163 ms
90,328 KB
testcase_03 AC 179 ms
91,072 KB
testcase_04 AC 167 ms
90,480 KB
testcase_05 AC 202 ms
90,708 KB
testcase_06 AC 190 ms
90,420 KB
testcase_07 AC 174 ms
90,336 KB
testcase_08 AC 161 ms
90,056 KB
testcase_09 AC 162 ms
90,244 KB
testcase_10 AC 173 ms
90,280 KB
testcase_11 AC 167 ms
90,560 KB
testcase_12 AC 179 ms
90,832 KB
testcase_13 AC 195 ms
92,432 KB
testcase_14 AC 194 ms
92,376 KB
testcase_15 AC 178 ms
90,332 KB
testcase_16 AC 197 ms
92,396 KB
testcase_17 AC 173 ms
90,840 KB
testcase_18 AC 160 ms
90,444 KB
testcase_19 AC 171 ms
90,512 KB
testcase_20 AC 158 ms
90,356 KB
testcase_21 AC 164 ms
90,568 KB
04_evil.txt TLE -
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 copy
import heapq
import itertools
import math
import operator
import sys
from bisect import bisect, bisect_left, bisect_right, insort
from collections import Counter, deque
from fractions import Fraction
from functools import cmp_to_key, lru_cache, partial
from inspect import currentframe
from math import ceil, gcd, log10, pi, sqrt

# import pypyjit
# pypyjit.set_param('max_unroll_recursion=-1')
input = sys.stdin.readline
sys.setrecursionlimit(10000000)
# mod = 10 ** 9 + 7
mod = 998244353
# mod = 1 << 128
# mod = 10 ** 30 + 1
INF = 1 << 61
DIFF = 10 ** -9
DX = [1, 0, -1, 0, 1, 1, -1, -1]
DY = [0, 1, 0, -1, 1, -1, 1, -1]

def read_values(): return tuple(map(int, input().split()))
def read_index(): return tuple(map(lambda x: int(x) - 1, input().split()))
def read_list(): return list(read_values())
def read_lists(N): return [read_list() for _ in range(N)]
def dprint(*values): print(*values, file=sys.stderr)
def dprint2(*values):
    names = {id(v): k for k, v in currentframe().f_back.f_locals.items()}
    dprint(", ".join(f"{names.get(id(value), '???')}={repr(value)}" for value in values))


def main():
    N = int(input())
    A = read_list()
    M = max(A)

    S = [[] for _ in range(M + 1)]
    for i, a in enumerate(A):
        S[a].append(i)

    DL = []
    DR = []

    for SA in S:
        L = []
        s = 0
        c = 0
        for i in SA:
            L.append(c * i - s)
            s += i
            c += 1

        R = []
        s = 0
        c = 0
        for i in reversed(SA):
            R.append(c * (N - i) - s)
            s += N - i
            c += 1

        DL.append(L)
        DR.append(list(reversed(R)))

    res = 0
    for a in range(1, M + 1): 
        SA = S[a]
        if len(SA) == 0:
            continue

        for b in range(1, M + 1):
            if a == b:
                continue
            SB = S[b]
            if len(SB) == 0:
                continue

            r = 0            
            for i in SB:
                k = bisect_left(SA, i)
                if k == 0:
                    r += DR[a][0] + (SA[0] - i) * len(SA)
                else:
                    k -= 1
                    r += DL[a][k] + DR[a][k] + (i - SA[k]) * (2 * (k + 1) - len(SA))
            res += abs(a - b) * r

    print(res)
    


if __name__ == "__main__":
    main()
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