結果
問題 | No.797 Noelちゃんとピラミッド |
ユーザー | Coki628 |
提出日時 | 2020-08-21 00:04:14 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 84 ms / 2,000 ms |
コード長 | 1,714 bytes |
コンパイル時間 | 135 ms |
コンパイル使用メモリ | 82,720 KB |
実行使用メモリ | 93,568 KB |
最終ジャッジ日時 | 2024-10-13 18:09:06 |
合計ジャッジ時間 | 5,750 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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 | 44 ms
52,736 KB |
testcase_01 | AC | 40 ms
51,968 KB |
testcase_02 | AC | 36 ms
51,968 KB |
testcase_03 | AC | 80 ms
92,800 KB |
testcase_04 | AC | 80 ms
93,184 KB |
testcase_05 | AC | 84 ms
93,568 KB |
testcase_06 | AC | 79 ms
93,568 KB |
testcase_07 | AC | 79 ms
92,800 KB |
testcase_08 | AC | 82 ms
93,568 KB |
testcase_09 | AC | 79 ms
93,184 KB |
testcase_10 | AC | 81 ms
93,056 KB |
testcase_11 | AC | 81 ms
93,428 KB |
testcase_12 | AC | 81 ms
92,928 KB |
testcase_13 | AC | 78 ms
92,800 KB |
testcase_14 | AC | 79 ms
93,568 KB |
testcase_15 | AC | 79 ms
93,440 KB |
testcase_16 | AC | 80 ms
93,568 KB |
testcase_17 | AC | 80 ms
92,800 KB |
testcase_18 | AC | 83 ms
93,440 KB |
testcase_19 | AC | 84 ms
92,800 KB |
testcase_20 | AC | 81 ms
93,568 KB |
testcase_21 | AC | 79 ms
92,800 KB |
testcase_22 | AC | 79 ms
93,568 KB |
testcase_23 | AC | 70 ms
84,864 KB |
testcase_24 | AC | 54 ms
70,272 KB |
testcase_25 | AC | 67 ms
81,408 KB |
testcase_26 | AC | 64 ms
80,512 KB |
testcase_27 | AC | 80 ms
93,184 KB |
testcase_28 | AC | 75 ms
89,472 KB |
testcase_29 | AC | 51 ms
66,816 KB |
testcase_30 | AC | 57 ms
69,248 KB |
testcase_31 | AC | 69 ms
84,864 KB |
testcase_32 | AC | 61 ms
71,936 KB |
testcase_33 | AC | 66 ms
81,408 KB |
testcase_34 | AC | 61 ms
75,648 KB |
testcase_35 | AC | 78 ms
93,184 KB |
testcase_36 | AC | 50 ms
66,944 KB |
testcase_37 | AC | 76 ms
89,600 KB |
testcase_38 | AC | 76 ms
92,160 KB |
testcase_39 | AC | 64 ms
81,024 KB |
testcase_40 | AC | 49 ms
66,560 KB |
testcase_41 | AC | 51 ms
68,480 KB |
testcase_42 | AC | 64 ms
80,000 KB |
testcase_43 | AC | 36 ms
52,992 KB |
testcase_44 | AC | 39 ms
52,480 KB |
testcase_45 | AC | 36 ms
52,736 KB |
testcase_46 | AC | 40 ms
52,224 KB |
testcase_47 | AC | 36 ms
52,352 KB |
testcase_48 | AC | 38 ms
52,096 KB |
testcase_49 | AC | 35 ms
52,736 KB |
testcase_50 | AC | 37 ms
52,480 KB |
testcase_51 | AC | 36 ms
52,736 KB |
testcase_52 | AC | 36 ms
52,836 KB |
testcase_53 | AC | 37 ms
52,536 KB |
testcase_54 | AC | 37 ms
52,352 KB |
testcase_55 | AC | 35 ms
52,352 KB |
testcase_56 | AC | 41 ms
52,864 KB |
testcase_57 | AC | 39 ms
52,352 KB |
testcase_58 | AC | 39 ms
52,480 KB |
testcase_59 | AC | 37 ms
52,864 KB |
testcase_60 | AC | 38 ms
52,224 KB |
testcase_61 | AC | 38 ms
52,096 KB |
testcase_62 | AC | 39 ms
52,864 KB |
ソースコード
import sys def input(): return sys.stdin.readline().strip() def list2d(a, b, c): return [[c] * b for i in range(a)] def list3d(a, b, c, d): return [[[d] * c for j in range(b)] for i in range(a)] def list4d(a, b, c, d, e): return [[[[e] * d for j in range(c)] for j in range(b)] for i in range(a)] def ceil(x, y=1): return int(-(-x // y)) def INT(): return int(input()) def MAP(): return map(int, input().split()) def LIST(N=None): return list(MAP()) if N is None else [INT() for i in range(N)] def Yes(): print('Yes') def No(): print('No') def YES(): print('YES') def NO(): print('NO') sys.setrecursionlimit(10 ** 9) INF = 10 ** 19 MOD = 10 ** 9 + 7 EPS = 10 ** -10 class ModTools: """ 階乗・逆元用のテーブルを構築する """ def __init__(self, MAX, MOD): # nCrならn、nHrならn+rまで作る MAX += 1 self.MAX = MAX self.MOD = MOD factorial = [1] * MAX factorial[0] = factorial[1] = 1 for i in range(2, MAX): factorial[i] = factorial[i-1] * i % MOD inverse = [1] * MAX inverse[MAX-1] = pow(factorial[MAX-1], MOD-2, MOD) for i in range(MAX-2, -1, -1): inverse[i] = inverse[i+1] * (i+1) % MOD self.fact = factorial self.inv = inverse def nCr(self, n, r): """ 組み合わせ """ if n < r: return 0 r = min(r, n-r) numerator = self.fact[n] denominator = self.inv[r] * self.inv[n-r] % self.MOD return numerator * denominator % self.MOD N = INT() A = LIST() C = [0] * N mt = ModTools(N, MOD) for i in range(N): C[i] = mt.nCr(N-1, i) ans = 0 for i in range(N): ans += A[i] * C[i] ans %= MOD print(ans)