結果
問題 | No.1232 2^x = x |
ユーザー | dot_haraai |
提出日時 | 2021-06-03 22:32:27 |
言語 | Nim (2.0.2) |
結果 |
AC
|
実行時間 | 4 ms / 2,000 ms |
コード長 | 1,658 bytes |
コンパイル時間 | 5,589 ms |
コンパイル使用メモリ | 86,016 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-17 11:27:43 |
合計ジャッジ時間 | 6,134 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 | 2 ms
5,248 KB |
testcase_01 | AC | 3 ms
5,248 KB |
testcase_02 | AC | 4 ms
5,248 KB |
testcase_03 | AC | 3 ms
5,248 KB |
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(2, 18) Warning: imported and not used: 'future' [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]
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') # 拡張ユークリッド互除法 proc xgcd(a,b:int):(int,int,int)= var b = b x0=1 y0=0 x1=0 y1=1 q:int a = a while b!=0: (q,a,b) = (a.div(b),b,a.mod(b)) (x0,x1)=(x1,x0-q*x1) (y0,y1)=(y1,y0-q*y1) return (a,x0,y0) # modの逆元 proc modinv(a,m:int):int= var (g,x,y)=xgcd(a,m) if g!=1: return -1 else: return x mod m # 中国剰余定理 proc crt(b:seq[int],m:seq[int]):(int,int)= var r=0 M=1 for i in 0..<b.len: var (d,p,q)=xgcd(M,m[i]) if ((b[i]-r)mod d) != 0:return (0,-1) var tmp = (b[i]-r) div d * p mod (m[i] div d) r+=M*tmp M*=m[i] div d if r<0: r+=M r.mod=M return (r,M) # 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() ps = newseqwith(n,scan()) for p in ps: if p==2: echo 2 else: var n = (modInv(p-1,p)+p).mod(p) echo n*(p-1) solve()