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User's AC Ratio

100.0% (11/11)

Submission's AC Ratio

76.5% (13/17)

Tags

Description

Input Format

Output Format

Sample Input 1

2 3 -1 -2

Sample Output 1

-1.28

Sample Input 2

1 0 3 -2

Sample Output 2

0.60

Sample Input 3

3 -2 -3 5

Sample Output 3

-1.24

Hints

Problem Source

YTP 2022 高中組程式挑戰營 p2

Subtasks

No. Testdata Range Constraints Score
1 0~2 範例測資 0
2 0~5 無額外限制 10

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 1000 524288 65536 1 2
1 1000 524288 65536 1 2
2 1000 524288 65536 1 2
3 1000 524288 65536 2
4 1000 524288 65536 2
5 1000 524288 65536 2