結果
問題 | No.533 Mysterious Stairs |
ユーザー | McGregorsh |
提出日時 | 2022-10-31 23:16:36 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 363 ms / 5,000 ms |
コード長 | 2,344 bytes |
コンパイル時間 | 127 ms |
コンパイル使用メモリ | 82,420 KB |
実行使用メモリ | 185,748 KB |
最終ジャッジ日時 | 2024-07-08 10:54:03 |
合計ジャッジ時間 | 5,987 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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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 | 130 ms
89,344 KB |
testcase_01 | AC | 131 ms
89,344 KB |
testcase_02 | AC | 128 ms
89,088 KB |
testcase_03 | AC | 126 ms
89,344 KB |
testcase_04 | AC | 123 ms
89,344 KB |
testcase_05 | AC | 130 ms
89,020 KB |
testcase_06 | AC | 136 ms
89,232 KB |
testcase_07 | AC | 132 ms
89,344 KB |
testcase_08 | AC | 126 ms
89,472 KB |
testcase_09 | AC | 127 ms
89,492 KB |
testcase_10 | AC | 129 ms
89,344 KB |
testcase_11 | AC | 135 ms
89,344 KB |
testcase_12 | AC | 133 ms
90,112 KB |
testcase_13 | AC | 138 ms
89,928 KB |
testcase_14 | AC | 139 ms
89,916 KB |
testcase_15 | AC | 138 ms
89,728 KB |
testcase_16 | AC | 140 ms
90,112 KB |
testcase_17 | AC | 138 ms
90,112 KB |
testcase_18 | AC | 142 ms
90,316 KB |
testcase_19 | AC | 145 ms
90,000 KB |
testcase_20 | AC | 169 ms
100,224 KB |
testcase_21 | AC | 171 ms
101,632 KB |
testcase_22 | AC | 223 ms
127,088 KB |
testcase_23 | AC | 363 ms
184,704 KB |
testcase_24 | AC | 362 ms
185,748 KB |
testcase_25 | AC | 159 ms
100,352 KB |
testcase_26 | AC | 332 ms
172,800 KB |
testcase_27 | AC | 201 ms
114,688 KB |
ソースコード
import sys, re from fractions import Fraction from math import ceil, floor, sqrt, pi, factorial, gcd from copy import deepcopy from collections import Counter, deque, defaultdict from heapq import heapify, heappop, heappush from itertools import accumulate, product, combinations, combinations_with_replacement, permutations from bisect import bisect, bisect_left, bisect_right from functools import reduce from decimal import Decimal, getcontext, ROUND_HALF_UP def i_input(): return int(input()) def i_map(): return map(int, input().split()) def i_list(): return list(i_map()) def i_row(N): return [i_input() for _ in range(N)] def i_row_list(N): return [i_list() for _ in range(N)] def s_input(): return input() def s_map(): return input().split() def s_list(): return list(s_map()) def s_row(N): return [s_input for _ in range(N)] def s_row_str(N): return [s_list() for _ in range(N)] def s_row_list(N): return [list(s_input()) for _ in range(N)] def lcm(a, b): return a * b // gcd(a, b) def get_distance(x1, y1, x2, y2): d = sqrt((x2 - x1) ** 2 + (y2 - y1) ** 2) return d def rotate(table): n_fild = [] for x in zip(*table[::-1]): n_fild.append(x) return n_fild sys.setrecursionlimit(10 ** 7) INF = float('inf') MOD = 10 ** 9 + 7 MOD2 = 998244353 ###関数コピーしたか?### def main(): N = int(input()) dp = [[0] * 3 for i in range(N+1)] if N == 1: dp[1][0] = 1 elif N == 2: dp[1][0] = 1 dp[2][1] = 1 else: dp[1][0] = 1 dp[2][1] = 1 dp[3][2] = 1 for i in range(N): for j in range(3): if j == 0: if i + 2 <= N: dp[i+2][1] += dp[i][j] dp[i+2][1] %= MOD if i + 3 <= N: dp[i+3][2] += dp[i][j] dp[i+3][2] %= MOD elif j == 1: if i + 1 <= N: dp[i+1][0] += dp[i][j] dp[i+1][0] %= MOD if i + 3 <= N: dp[i+3][2] += dp[i][j] dp[i+3][2] %= MOD elif j == 2: if i + 1 <= N: dp[i+1][0] += dp[i][j] dp[i+1][0] %= MOD if i + 2 <= N: dp[i+2][1] += dp[i][j] dp[i+2][1] %= MOD #print(dp) print(sum(dp[N]) % MOD) if __name__ == '__main__': main()