1461 . Cxcdsaefkd 的陰謀

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User's AC Ratio

100.0% (6/6)

Submission's AC Ratio

87.5% (7/8)

Tags

ntucpcpc ntucpcpc-2026

Description

題目 PDF 檔在這裡

Input Format

Output Format

Sample Input 1

1 1
1

Sample Output 1

0.5000000000000

Hints

Problem Source

Subtasks

No. Testdata Range Score

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 1000 2097152 65536
1 1000 2097152 65536
2 1000 2097152 65536
3 1000 2097152 65536
4 1000 2097152 65536
5 1000 2097152 65536
6 1000 2097152 65536
7 1000 2097152 65536
8 1000 2097152 65536
9 1000 2097152 65536
10 1000 2097152 65536
11 1000 2097152 65536
12 1000 2097152 65536
13 1000 2097152 65536
14 1000 2097152 65536
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