結果

問題 No.5020 Averaging
ユーザー uuuus17
提出日時 2024-02-25 13:55:41
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 61 ms / 1,000 ms
コード長 2,664 bytes
コンパイル時間 324 ms
コンパイル使用メモリ 81,700 KB
実行使用メモリ 64,052 KB
スコア 19,167,042
最終ジャッジ日時 2024-02-25 13:55:46
合計ジャッジ時間 4,967 ms
ジャッジサーバーID
（参考情報） 		judge12 / judge13
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ファイルパターン 結果
other AC * 50
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 #
プレゼンテーションモードにする

import sys
input = lambda: sys.stdin.readline().rstrip()
# sys.setrecursionlimit(10**7)
# sys.set_int_max_str_digits(10**6)
# import pypyjit
# pypyjit.set_param('max_unroll_recursion=-1')
def mp():return map(int,input().split())
def lmp():return list(map(int,input().split()))
def lm1(LIST): return list(map(lambda x:x-1, LIST))
def mps(A):return [tuple(map(int, input().split())) for _ in range(A)]
def stoi(LIST):return list(map(int,LIST))
def itos(LIST):return list(map(str,LIST))
def atoi(LIST): return [ord(i)-ord("a") for i in LIST]
def Atoi(LIST): return [ord(i)-ord("A") for i in LIST]
def LT(LIST,N): return LIST[bisect.bisect_left(LIST,N)-1]
def LE(LIST,N): return LIST[bisect.bisect_right(LIST,N)-1]
def GT(LIST,N): return LIST[bisect.bisect_right(LIST,N)]
def GE(LIST,N): return LIST[bisect.bisect_left(LIST,N)]
def bitA(X,A):return X & 1<<A == 1<<A
def gtoi(x,y,h,w):return x*w+y
import math
import bisect
import heapq
import time
import random as rd
import itertools
from copy import copy as cc
from copy import deepcopy as dc
from itertools import accumulate, product
from collections import Counter, defaultdict, deque
def ceil(U,V):return (U+V-1)//V
def modf1(N,MOD):return (N-1)%MOD+1
def printmat(list):
    for i in list:print(*i)
m4 = [[1,0],[0,1],[-1,0],[0,-1]]
m8 = [[-1,-1],[-1,0],[-1,1],[0,-1],[0,1],[1,-1],[1,0],[1,1]]
inf = (1<<63)-1
mod = 998244353
n = int(input())
omote = []
ura = []
max_limit = 50
for i in range(n):
    a,b = mp()
    omote.append(a)
    ura.append(b)
def output(sosa_arr):
    print(len(sosa_arr))
    for i,j in sosa_arr:print(i+1,j+1)
def calc_score(x,y):
    return max(abs(5*10**17-x),abs(5*10**17-y))
def calc_all_score(a,b,X):
    ErrorA = abs(500000000000000000 - a[0])
    ErrorB = abs(500000000000000000 - b[0])
    Score = (int)(2000000.0 - 100000.0 * math.log10(1.0 * max(ErrorA, ErrorB) + 1.0))
    if ErrorA == 0 and ErrorB == 0:
        Score = 2000050 - X
    return Score
def greedy(a,b):
    sosa = []
    for kaisu in range(max_limit):
        score = calc_score(a[0],b[0])
        choose_card = 0
        for i in range(1,n):
            na,nb = (a[0]+a[i])/2, (b[0]+b[i])/2
            now_score = calc_score(na,nb)
            if now_score < score:
                score = now_score
                choose_card = i
        a[0],b[0],a[choose_card],b[choose_card] = (a[0]+a[choose_card])/2, (b[0]+b[choose_card])/2,\
                                                  (a[0]+a[choose_card])/2, (b[0]+b[choose_card])/2
        if choose_card == 0:break
        sosa.append([0,choose_card])
    return a,b,sosa
def main():
    na,nb,sosa_arr = greedy(omote,ura)
    output(sosa_arr)
main()
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