結果

問題 No.1470 Mex Sum
ユーザー dot_haraaidot_haraai
提出日時 2021-04-12 20:57:56
言語 Nim
(2.0.2)
結果
WA  
実行時間 -
コード長 763 bytes
コンパイル時間 4,852 ms
コンパイル使用メモリ 73,744 KB
実行使用メモリ 7,052 KB
最終ジャッジ日時 2023-09-11 02:13:06
合計ジャッジ時間 10,130 ms
ジャッジサーバーID
（参考情報） 		judge13 / judge12
このコードへのチャレンジ
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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 1 ms
4,380 KB
testcase_01 AC 2 ms
4,376 KB
testcase_02 WA -
testcase_03 WA -
testcase_04 WA -
testcase_05 WA -
testcase_06 WA -
testcase_07 WA -
testcase_08 WA -
testcase_09 WA -
testcase_10 WA -
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 WA -
testcase_36 WA -
testcase_37 AC 22 ms
6,124 KB
testcase_38 AC 22 ms
6,012 KB
testcase_39 AC 22 ms
6,132 KB
testcase_40 AC 24 ms
6,132 KB
testcase_41 AC 24 ms
6,096 KB
testcase_42 AC 24 ms
6,120 KB
testcase_43 AC 24 ms
6,140 KB
testcase_44 AC 24 ms
6,084 KB
testcase_45 AC 25 ms
6,076 KB
testcase_46 AC 25 ms
6,080 KB
testcase_47 AC 24 ms
6,100 KB
testcase_48 AC 25 ms
6,136 KB
testcase_49 AC 25 ms
6,032 KB
testcase_50 AC 24 ms
6,108 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(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

diff # 

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')



proc solve():int=
  var
    n = scan()
    a = newseqwith(n,scan())
    one = a.count(1)
    two = a.count(2)
  result += (2*(one)*(one-1)).div(2)
  result+=(3*(one)*(two))
  result+=(1*(n-one)*(n-one-1)).div(2)

  

  
echo solve()
0