結果
問題 | No.891 隣接3項間の漸化式 |
ユーザー | hedwig100 |
提出日時 | 2020-04-17 13:16:24 |
言語 | Python3 (3.12.2 + numpy 1.26.4 + scipy 1.12.0) |
結果 |
AC
|
実行時間 | 28 ms / 2,000 ms |
コード長 | 1,792 bytes |
コンパイル時間 | 111 ms |
コンパイル使用メモリ | 13,056 KB |
実行使用メモリ | 10,880 KB |
最終ジャッジ日時 | 2024-10-03 10:16:12 |
合計ジャッジ時間 | 2,459 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | 26 ms
10,752 KB |
testcase_01 | AC | 26 ms
10,880 KB |
testcase_02 | AC | 27 ms
10,752 KB |
testcase_03 | AC | 28 ms
10,752 KB |
testcase_04 | AC | 28 ms
10,752 KB |
testcase_05 | AC | 26 ms
10,880 KB |
testcase_06 | AC | 26 ms
10,752 KB |
testcase_07 | AC | 25 ms
10,880 KB |
testcase_08 | AC | 25 ms
10,880 KB |
testcase_09 | AC | 26 ms
10,752 KB |
testcase_10 | AC | 25 ms
10,752 KB |
testcase_11 | AC | 25 ms
10,880 KB |
testcase_12 | AC | 25 ms
10,880 KB |
testcase_13 | AC | 25 ms
10,752 KB |
testcase_14 | AC | 25 ms
10,752 KB |
testcase_15 | AC | 25 ms
10,752 KB |
testcase_16 | AC | 26 ms
10,624 KB |
testcase_17 | AC | 28 ms
10,752 KB |
testcase_18 | AC | 25 ms
10,752 KB |
testcase_19 | AC | 25 ms
10,624 KB |
testcase_20 | AC | 25 ms
10,880 KB |
testcase_21 | AC | 25 ms
10,752 KB |
testcase_22 | AC | 24 ms
10,880 KB |
testcase_23 | AC | 25 ms
10,880 KB |
testcase_24 | AC | 26 ms
10,752 KB |
testcase_25 | AC | 26 ms
10,752 KB |
testcase_26 | AC | 26 ms
10,880 KB |
testcase_27 | AC | 26 ms
10,752 KB |
testcase_28 | AC | 26 ms
10,880 KB |
testcase_29 | AC | 25 ms
10,624 KB |
testcase_30 | AC | 25 ms
10,624 KB |
testcase_31 | AC | 26 ms
10,752 KB |
testcase_32 | AC | 26 ms
10,624 KB |
testcase_33 | AC | 26 ms
10,752 KB |
testcase_34 | AC | 27 ms
10,752 KB |
testcase_35 | AC | 27 ms
10,752 KB |
testcase_36 | AC | 25 ms
10,752 KB |
testcase_37 | AC | 25 ms
10,752 KB |
testcase_38 | AC | 25 ms
10,752 KB |
testcase_39 | AC | 25 ms
10,624 KB |
testcase_40 | AC | 25 ms
10,752 KB |
testcase_41 | AC | 26 ms
10,752 KB |
ソースコード
MOD = 10 ** 9 + 7 INF = 10 ** 20 import sys input = sys.stdin.readline sys.setrecursionlimit(100000000) from collections import defaultdict dy = (-1,0,1,0) dx = (0,1,0,-1) class Matrix(list): def mul(self,B,mod = 0): C = Matrix([[0] * len(B[0]) for _ in range(len(self))]) if mod == 0: for i in range(len(self)): for k in range(len(B)): for j in range(len(B[0])): C[i][j] += self[i][k] * B[k][j] return C else: for i in range(len(self)): for k in range(len(B)): for j in range(len(B[0])): C[i][j] = (C[i][j] + self[i][k] * B[k][j]) % mod return C def pow(self,n,mod = 0): if len(self) != len(self[0]): raise ValueError('the size of matrix is different') if mod == 0: B = Matrix([[0] * len(self) for _ in range(len(self))]) A = self for i in range(len(self)): B[i][i] = 1 while n > 0: if (n&1): B = B.mul(A) A = A.mul(A) n //= 2 return B else: B = Matrix([[0] * len(self) for _ in range(len(self))]) A = self for i in range(len(self)): B[i][i] = 1 while n > 0: if (n&1): B = B.mul(A,mod) A = A.mul(A,mod) n //= 2 return B def main(): a,b,n = map(int,input().split()) M = Matrix([[a,b],[1,0]]) M = M.pow(n,MOD) print(M[1][0]) if __name__ =='__main__': main()