QOJ.ac

QOJ

ID题目提交者结果用时内存语言文件大小提交时间测评时间
#203093#4005. FrogZhangYiDeWA 0ms4104kbC++172.1kb2023-10-06 15:21:362023-10-06 15:21:36

詳細信息

Test #1:

score: 0
Wrong Answer
time: 0ms
memory: 4104kb

input:

3
0 0
0 90
180 0

output:

0
1.0000000000 0.0000000000
2
1.0000000000 0.0000000000
1.0000000000 1.0000000000
0.0000000000 1.0000000000
2
1.0000000000 0.0000000000
-nan -nan
1.0000000000 0.0000000000

result:

wrong output format Expected double, but "-nan" found