Submission #1836585

Source Code Expand

n = gets.to_i
r_arr = n.times.map{gets.to_i}.sort.reverse

plus_minus = 1
ans = 0

r_arr.each {|r|
  ans += r * r * Math::PI * plus_minus
  plus_minus *= -1
}

p ans

Submission Info

Submission Time
Task B - N重丸
User nasmarl
Language Ruby (2.3.3)
Score 100
Code Size 178 Byte
Status AC
Exec Time 8 ms
Memory 1788 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 2
AC × 21
Set Name Test Cases
Sample example_0.txt, example_1.txt
All example_0.txt, example_1.txt, maxrand_0.txt, maxrand_1.txt, maxrand_2.txt, random_0.txt, random_1.txt, random_2.txt, random_3.txt, random_4.txt, random_5.txt, random_6.txt, random_7.txt, random_8.txt, random_9.txt, special_0.txt, special_1.txt, special_2.txt, special_3.txt, example_0.txt, example_1.txt
Case Name Status Exec Time Memory
example_0.txt AC 7 ms 1788 KB
example_1.txt AC 7 ms 1788 KB
maxrand_0.txt AC 8 ms 1788 KB
maxrand_1.txt AC 8 ms 1788 KB
maxrand_2.txt AC 8 ms 1788 KB
random_0.txt AC 7 ms 1788 KB
random_1.txt AC 7 ms 1788 KB
random_2.txt AC 8 ms 1788 KB
random_3.txt AC 7 ms 1788 KB
random_4.txt AC 7 ms 1788 KB
random_5.txt AC 7 ms 1788 KB
random_6.txt AC 7 ms 1788 KB
random_7.txt AC 8 ms 1788 KB
random_8.txt AC 7 ms 1788 KB
random_9.txt AC 8 ms 1788 KB
special_0.txt AC 7 ms 1788 KB
special_1.txt AC 7 ms 1788 KB
special_2.txt AC 7 ms 1788 KB
special_3.txt AC 7 ms 1788 KB