結果
| 問題 |
No.1185 完全な3の倍数
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2021-03-23 22:43:09 |
| 言語 | Nim (2.2.0) |
| 結果 |
AC
|
| 実行時間 | 2 ms / 2,000 ms |
| コード長 | 1,232 bytes |
| コンパイル時間 | 4,664 ms |
| コンパイル使用メモリ | 86,400 KB |
| 実行使用メモリ | 5,248 KB |
| 最終ジャッジ日時 | 2024-11-26 03:02:24 |
| 合計ジャッジ時間 | 5,675 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 39 |
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')
proc solve():int=
var
n = read()
dp = newseqwith(n.len()+1,newseqwith(2,0))
# 2桁の完全な3の倍数は別途数える
# 3桁以上の完全な3の倍数は各桁が3の倍数のもののみ
dp[0][0]=1
for i in 0..<n.len:
if n[i].toInt.mod(3)==0:
dp[i+1][0] = dp[i][0]
if n[i].toInt>0:
dp[i+1][1] = dp[i][1]*4 + dp[i][0]*((n[i].toInt).div(3))
else:
dp[i+1][1]=dp[i][1]*4
else:
dp[i+1][1]=dp[i][1]*4 + dp[i][0]*((n[i].toInt).div(3)+1)
result = dp[n.len].sum()
#echo dp
for i in 1..min(99,n.parseInt):
if i>=10 and (i.mod(10)+i.div(10)).mod(3)==0 and i.mod(10).mod(3)!=0:
result+=1
result-=4
echo solve()