Submission #968140

Source Code Expand

r,n,m=gets.split.map(&:to_i)
c=n/2.0
z=0
(1...n+m).each{|e|
	h=[e,e-m].map{|f|0<f&&f<n ? (f-c).abs : Float::INFINITY}.min/c*r
	z+=2*Math.sqrt(r*r-h*h)
}
p z

Submission Info

Submission Time
Task B - ステップカット
User leafmoon
Language Ruby (2.3.3)
Score 200
Code Size 163 Byte
Status AC
Exec Time 185 ms
Memory 1788 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 3
AC × 16
Set Name Test Cases
Sample 00_example_01.txt, 00_example_02.txt, 00_example_03.txt
All 00_example_01.txt, 00_example_02.txt, 00_example_03.txt, 10_rand_01.txt, 10_rand_02.txt, 10_rand_03.txt, 10_rand_04.txt, 10_rand_05.txt, 10_rand_06.txt, 10_rand_07.txt, 10_rand_08.txt, 20_hand_01.txt, 20_hand_02.txt, 20_hand_03.txt, 20_hand_04.txt, 20_hand_05.txt
Case Name Status Exec Time Memory
00_example_01.txt AC 10 ms 1788 KB
00_example_02.txt AC 10 ms 1788 KB
00_example_03.txt AC 96 ms 1788 KB
10_rand_01.txt AC 10 ms 1788 KB
10_rand_02.txt AC 10 ms 1788 KB
10_rand_03.txt AC 53 ms 1788 KB
10_rand_04.txt AC 11 ms 1788 KB
10_rand_05.txt AC 16 ms 1788 KB
10_rand_06.txt AC 14 ms 1788 KB
10_rand_07.txt AC 27 ms 1788 KB
10_rand_08.txt AC 22 ms 1788 KB
20_hand_01.txt AC 95 ms 1788 KB
20_hand_02.txt AC 185 ms 1788 KB
20_hand_03.txt AC 95 ms 1788 KB
20_hand_04.txt AC 10 ms 1788 KB
20_hand_05.txt AC 10 ms 1788 KB