結果

問題 No.2276 I Want AC
ユーザー DaylightDaylight
提出日時 2023-04-21 21:58:27
言語 Nim
(2.0.2)
結果
WA  
実行時間 -
コード長 3,195 bytes
コンパイル時間 4,027 ms
コンパイル使用メモリ 76,432 KB
実行使用メモリ 6,824 KB
最終ジャッジ日時 2024-11-06 15:27:43
合計ジャッジ時間 6,089 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge4
このコードへのチャレンジ
（要ログイン）

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 1 ms
6,820 KB
testcase_01 AC 2 ms
6,820 KB
testcase_02 AC 2 ms
6,816 KB
testcase_03 AC 2 ms
6,820 KB
testcase_04 AC 1 ms
6,816 KB
testcase_05 AC 2 ms
6,816 KB
testcase_06 AC 1 ms
6,816 KB
testcase_07 AC 2 ms
6,820 KB
testcase_08 AC 1 ms
6,816 KB
testcase_09 AC 2 ms
6,816 KB
testcase_10 AC 2 ms
6,820 KB
testcase_11 WA -
testcase_12 WA -
testcase_13 WA -
testcase_14 WA -
testcase_15 WA -
testcase_16 WA -
testcase_17 WA -
testcase_18 WA -
testcase_19 WA -
testcase_20 WA -
testcase_21 WA -
testcase_22 WA -
testcase_23 WA -
testcase_24 WA -
testcase_25 WA -
testcase_26 WA -
testcase_27 WA -
testcase_28 WA -
testcase_29 WA -
testcase_30 WA -
testcase_31 WA -
testcase_32 WA -
testcase_33 WA -
testcase_34 WA -
testcase_35 AC 4 ms
6,816 KB
testcase_36 AC 4 ms
6,820 KB
testcase_37 AC 5 ms
6,820 KB
testcase_38 AC 4 ms
6,816 KB
testcase_39 AC 4 ms
6,820 KB
testcase_40 WA -
testcase_41 WA -
testcase_42 WA -
testcase_43 WA -
testcase_44 AC 6 ms
6,820 KB
testcase_45 WA -
testcase_46 AC 6 ms
6,816 KB
testcase_47 WA -
testcase_48 WA -
testcase_49 WA -
testcase_50 WA -
testcase_51 WA -
testcase_52 WA -
testcase_53 WA -
testcase_54 WA -
testcase_55 WA -
testcase_56 WA -
testcase_57 AC 4 ms
6,816 KB
testcase_58 AC 5 ms
6,816 KB
権限があれば一括ダウンロードができます
コンパイルメッセージ
/home/judge/data/code/Main.nim(25, 12) Warning: imported and not used: 'sugar' [UnusedImport]
/home/judge/data/code/Main.nim(23, 15) Warning: imported and not used: 'math' [UnusedImport]
/home/judge/data/code/Main.nim(15, 12) Warning: imported and not used: 'algorithm' [UnusedImport]
/home/judge/data/code/Main.nim(18, 12) Warning: imported and not used: 'lists' [UnusedImport]
/home/judge/data/code/Main.nim(21, 12) Warning: imported and not used: 'sequtils' [UnusedImport]

ソースコード

diff # 

import macros
macro Please(x): untyped = nnkStmtList.newTree()

Please use Nim-ACL
Please use Nim-ACL
Please use Nim-ACL



#[ include daylight/base ]#
when not declared DAYLIGHT_BASE_HPP:
    const DAYLIGHT_BASE_HPP* = 1
    import system
    import macros
    import algorithm
    import tables
    import sets
    import lists
    import intsets
    import critbits
    import sequtils
    import strutils
    import std/math
    import strformat
    import sugar
    let readToken* = iterator(oneChar: bool = false): string {.closure.}= 
        while true:
            var line = stdin.readLine.split
            for s in line:
                if oneChar:
                    for i in 0..<s.len():
                        yield s[i..i]
                else:
                    yield s
    proc read*(t: typedesc[string]): string = 
        result = readToken()
        while result == "":
            result = readToken()
    proc read*(t: typedesc[int]): int = read(string).parseInt
    proc read*(t: typedesc[float]): float = read(string).parseFloat
    proc read*(t: typedesc[char]): char = readToken(true)[0]

    macro readSeq*(t: typedesc, n: varargs[int]): untyped =
        var repStr = ""
        for arg in n:
            repStr &= &"({arg.repr}).newSeqWith "
        parseExpr(&"{repStr}read({t})")
    
    macro read*(ts: varargs[auto]): untyped=
        var tupStr = ""
        for t in ts:
            tupStr &= &"read({t.repr}),"
        parseExpr(&"({tupStr})")
        
    macro readTupleSeq*(n: int, ts:varargs[auto]): untyped=
        for typ in ts:
            if typ.typeKind != ntyAnything:
                error("Expected typedesc, got " & typ.repr, typ)
        parseExpr(&"({n.repr}).newSeqWith read({ts.repr})")
        
    macro initSeq*(t: typedesc, n: varargs[int]): untyped =
        var repStr = ""
        for i, arg in n:
            if i == n.len - 1:
                repStr &= &"newSeq[{t}]({arg.repr}) "
            else:
                repStr &= &"({arg.repr}).newSeqWith "
        parseExpr(repStr)
    
    
    proc `-`*(a,b: char): int = ord(a) - ord(b)
    proc `+`*(a: char,b: int): char = char(ord(a) + b)
    proc `-`*(a: char,b: int): char = char(ord(a) - b)
    proc `++`*(a: var int) = a += 1
    proc `--`*(a: var int) = a += 1

    proc chmin*[T](a: var T, b: T): bool {.discardable.} =
        if a > b:
            a = b
            return true
        return false
    
    proc chmax*[T](a: var T, b: T): bool {.discardable.} =
        if a < b:
            a = b
            return true
        return false
    const INF* = (1e9+100).int
    const LINF* = (4e18 + 100).int
    discard

proc solve() =
    var
        N = read(int)
        S = read(string)
        cntA = 0
        cntC = 0
        ans = 0
    for i in 0..<N:
        if S[i] == 'A':
            cntA += 1
        else:
            cntC += 1
            ans += cntA
    var cur = ans
    cntA = 0
    for i in 0..<N:
        if S[i] == 'A':
            cntA += 1
        elif S[i] == 'C':
            cntC += 1
        else:
            cntC -= 1
            cur += cntC
            cur -= cntA
            cntA += 1
        ans.chmax(cur)
    echo ans


solve()
0