結果
| 問題 |
No.557 点対称
|
| ユーザー |
|
| 提出日時 | 2021-06-19 15:00:36 |
| 言語 | Nim (2.2.0) |
| 結果 |
AC
|
| 実行時間 | 2 ms / 2,000 ms |
| コード長 | 1,042 bytes |
| コンパイル時間 | 2,865 ms |
| コンパイル使用メモリ | 87,876 KB |
| 実行使用メモリ | 5,376 KB |
| 最終ジャッジ日時 | 2024-06-22 22:03:46 |
| 合計ジャッジ時間 | 3,637 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 30 |
コンパイルメッセージ
/home/judge/data/code/Main.nim(2, 18) Warning: Use the new 'sugar' module instead; future is deprecated [Deprecated] /home/judge/data/code/Main.nim(1, 8) Warning: imported and not used: 'times' [UnusedImport] /home/judge/data/code/Main.nim(2, 26) Warning: imported and not used: 'strformat' [UnusedImport] /home/judge/data/code/Main.nim(1, 25) Warning: imported and not used: 'sequtils' [UnusedImport] /home/judge/data/code/Main.nim(2, 37) Warning: imported and not used: 'deques' [UnusedImport] /home/judge/data/code/Main.nim(1, 41) Warning: imported and not used: 'algorithm' [UnusedImport] /home/judge/data/code/Main.nim(1, 52) Warning: imported and not used: 'tables' [UnusedImport] /home/judge/data/code/Main.nim(1, 60) Warning: imported and not used: 'sets' [UnusedImport] /home/judge/data/code/Main.nim(1, 66) Warning: imported and not used: 'lists' [UnusedImport] /home/judge/data/code/Main.nim(1, 73) Warning: imported and not used: 'intsets' [UnusedImport] /home/judge/data/code/Main.nim(2, 8) Warning: imported and not used: 'critbits' [UnusedImport] /home/judge/data/code/Main.nim(2, 18) Warning: imported and not used: 'future' [UnusedImport]
ソースコード
import times, strutils, sequtils, math, algorithm, tables, sets, lists, intsets
import critbits, future, strformat, deques
template `max=`(x,y) = x = max(x,y)
template `min=`(x,y) = x = min(x,y)
template `mod=`(x,y) = x = x mod y
template scan2 = (scan(), scan())
template scan3 = (scan(), scan())
let read* = iterator: string {.closure.} =
while true: (for s in stdin.readLine.split: yield s)
proc scan(): int = read().parseInt
proc scanf(): float = read().parseFloat
proc toInt(c:char): int =
return int(c) - int('0')
# modPow
# 無いので作る
# なんか畳み込んで上手いことやるやつ
proc modPow(x,b,m:int):int=
if b==0:
return 1
if x == 0:
return 0
if b == 1:
return x
return (modPow((x^2) mod m, b div 2, m) * x^(b mod 2)) mod m
proc solve()=
var
n = scan()
digit = n.div(2)
dp = 0
md = 10^9+7
if n==1:
echo 2
return
# 0,1,6,8,9
dp = (4 * modPow(5,digit-1,md)).mod(md)
if n.mod(2)==0:
echo dp
else:
echo (dp*3).mod(md)
solve()