結果
問題 | No.719 Coprime |
ユーザー | mkawa2 |
提出日時 | 2022-01-25 23:43:48 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 150 ms / 3,000 ms |
コード長 | 2,411 bytes |
コンパイル時間 | 159 ms |
コンパイル使用メモリ | 82,480 KB |
実行使用メモリ | 81,752 KB |
最終ジャッジ日時 | 2024-12-17 20:17:01 |
合計ジャッジ時間 | 5,202 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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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 | 43 ms
55,128 KB |
testcase_01 | AC | 42 ms
55,572 KB |
testcase_02 | AC | 45 ms
54,636 KB |
testcase_03 | AC | 45 ms
55,136 KB |
testcase_04 | AC | 41 ms
56,376 KB |
testcase_05 | AC | 42 ms
54,596 KB |
testcase_06 | AC | 43 ms
55,776 KB |
testcase_07 | AC | 41 ms
54,872 KB |
testcase_08 | AC | 40 ms
54,392 KB |
testcase_09 | AC | 41 ms
55,284 KB |
testcase_10 | AC | 44 ms
55,848 KB |
testcase_11 | AC | 44 ms
54,808 KB |
testcase_12 | AC | 42 ms
55,368 KB |
testcase_13 | AC | 41 ms
54,604 KB |
testcase_14 | AC | 42 ms
55,064 KB |
testcase_15 | AC | 40 ms
55,504 KB |
testcase_16 | AC | 41 ms
54,676 KB |
testcase_17 | AC | 42 ms
55,812 KB |
testcase_18 | AC | 40 ms
55,656 KB |
testcase_19 | AC | 41 ms
55,896 KB |
testcase_20 | AC | 42 ms
55,208 KB |
testcase_21 | AC | 40 ms
55,920 KB |
testcase_22 | AC | 42 ms
55,496 KB |
testcase_23 | AC | 42 ms
54,936 KB |
testcase_24 | AC | 40 ms
55,136 KB |
testcase_25 | AC | 41 ms
56,444 KB |
testcase_26 | AC | 42 ms
54,936 KB |
testcase_27 | AC | 42 ms
56,084 KB |
testcase_28 | AC | 41 ms
55,132 KB |
testcase_29 | AC | 41 ms
54,732 KB |
testcase_30 | AC | 43 ms
55,444 KB |
testcase_31 | AC | 42 ms
54,164 KB |
testcase_32 | AC | 40 ms
55,088 KB |
testcase_33 | AC | 43 ms
55,200 KB |
testcase_34 | AC | 41 ms
54,920 KB |
testcase_35 | AC | 41 ms
55,360 KB |
testcase_36 | AC | 41 ms
54,268 KB |
testcase_37 | AC | 41 ms
54,400 KB |
testcase_38 | AC | 41 ms
55,340 KB |
testcase_39 | AC | 42 ms
54,804 KB |
testcase_40 | AC | 40 ms
55,212 KB |
testcase_41 | AC | 42 ms
56,512 KB |
testcase_42 | AC | 44 ms
54,828 KB |
testcase_43 | AC | 50 ms
61,692 KB |
testcase_44 | AC | 47 ms
61,988 KB |
testcase_45 | AC | 46 ms
62,272 KB |
testcase_46 | AC | 52 ms
65,492 KB |
testcase_47 | AC | 51 ms
65,808 KB |
testcase_48 | AC | 53 ms
65,060 KB |
testcase_49 | AC | 52 ms
65,232 KB |
testcase_50 | AC | 54 ms
64,792 KB |
testcase_51 | AC | 51 ms
65,256 KB |
testcase_52 | AC | 56 ms
66,288 KB |
testcase_53 | AC | 63 ms
71,460 KB |
testcase_54 | AC | 86 ms
76,852 KB |
testcase_55 | AC | 82 ms
76,756 KB |
testcase_56 | AC | 128 ms
79,228 KB |
testcase_57 | AC | 126 ms
78,980 KB |
testcase_58 | AC | 140 ms
81,480 KB |
testcase_59 | AC | 148 ms
81,624 KB |
testcase_60 | AC | 150 ms
81,752 KB |
ソースコード
import sys # sys.setrecursionlimit(200005) int1 = lambda x: int(x)-1 pDB = lambda *x: print(*x, end="\n", file=sys.stderr) p2D = lambda x: print(*x, sep="\n", end="\n\n", file=sys.stderr) def II(): return int(sys.stdin.readline()) def LI(): return list(map(int, sys.stdin.readline().split())) def LLI(rows_number): return [LI() for _ in range(rows_number)] def LI1(): return list(map(int1, sys.stdin.readline().split())) def LLI1(rows_number): return [LI1() for _ in range(rows_number)] def SI(): return sys.stdin.readline().rstrip() dij = [(0, 1), (-1, 0), (0, -1), (1, 0)] # dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)] # inf = (1 << 63)-1 inf = (1 << 31)-1 md = 10**9+7 # md = 998244353 class Sieve: def __init__(self, n): self.plist = [2] # n以下の素数のリスト min_prime_factor = [2, 0]*(n//2+1) for x in range(3, n+1, 2): if min_prime_factor[x] == 0: min_prime_factor[x] = x self.plist.append(x) if x**2 > n: continue for y in range(x**2, n+1, 2*x): if min_prime_factor[y] == 0: min_prime_factor[y] = x self.min_prime_factor = min_prime_factor def isprime(self, x): return self.min_prime_factor[x] == x # これが素因数分解(prime factorization) def pfct(self, x): pp, ee = [], [] while x > 1: mpf = self.min_prime_factor[x] if pp and mpf == pp[-1]: ee[-1] += 1 else: pp.append(mpf) ee.append(1) x //= mpf return pp from collections import defaultdict n = II() sv = Sieve(n) ptoi = {p: i for i, p in enumerate(sv.plist)} ptoa = defaultdict(list) aa = [1]*(n+1) for p in sv.plist[::-1]: for i in range(p, n+1, p): if aa[i]: ptoa[p].append(i) aa[i] = 0 # pDB(ptoa) dp = defaultdict(int) dp[0] = 0 for p in sv.plist: up = [] for a in ptoa[p]: s = 0 for pf in sv.pfct(a): if pf**2 < n: i = ptoi[pf] s |= 1 << i for ps, pv in dp.items(): if s & ps: continue ns = ps | s nv = pv+a up.append((ns, nv)) for s, v in up: dp[s] = max(dp[s], v) # pDB(dp) ans = max(dp.values()) print(ans)