2247 . B. 打鍵盤

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快去寫 TIOJ 2311 > <

User's AC Ratio

86.8% (105/121)

Submission's AC Ratio

51.7% (224/433)

Tags

TOI TOI-pre 2022-TOI-pre

Description

題目 PDF 檔在這裡

Input Format

Output Format

Sample Input 1

1
N

Sample Output 1

1

Sample Input 2

3
ALG

Sample Output 2

9

Sample Input 3

4
ALFQ

Sample Output 3

11

Hints

Problem Source

2022 TOI 初選
測資來源：TWPCA GitHub

Subtasks

No. Testdata Range Constraints Score
1 0~2 範例測資。 0
2 3~18 $n \le 20$ 29
3 19~30 所有字母皆與 F 和 J 同一列 30
4 31~40 無額外限制。 41

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 1000 1048576 65536 1
1 1000 1048576 65536 1
2 1000 1048576 65536 1
3 1000 1048576 65536 2
4 1000 1048576 65536 2
5 1000 1048576 65536 2
6 1000 1048576 65536 2
7 1000 1048576 65536 2
8 1000 1048576 65536 2
9 1000 1048576 65536 2
10 1000 1048576 65536 2
11 1000 1048576 65536 2
12 1000 1048576 65536 2
13 1000 1048576 65536 2
14 1000 1048576 65536 2
15 1000 1048576 65536 2
16 1000 1048576 65536 2
17 1000 1048576 65536 2
18 1000 1048576 65536 2
19 1000 1048576 65536 3
20 1000 1048576 65536 3
21 1000 1048576 65536 3
22 1000 1048576 65536 3
23 1000 1048576 65536 3
24 1000 1048576 65536 3
25 1000 1048576 65536 3
26 1000 1048576 65536 3
27 1000 1048576 65536 3
28 1000 1048576 65536 3
29 1000 1048576 65536 3
30 1000 1048576 65536 3
31 1000 1048576 65536 4
32 1000 1048576 65536 4
33 1000 1048576 65536 4
34 1000 1048576 65536 4
35 1000 1048576 65536 4
36 1000 1048576 65536 4
37 1000 1048576 65536 4
38 1000 1048576 65536 4
39 1000 1048576 65536 4
40 1000 1048576 65536 4
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