Submission #660783


Source Code Expand

def dis a,b
    return (a[0] - b[0]) ** 2 + (a[1] - b[1]) ** 2
end

n = gets.to_i
max = 0
STDIN.map{|a|a.split.map(&:to_i)}.combination(2){|a,b|
    max = [max,dis(a,b)].max
    }
p max ** 0.5   

Submission Info

Submission Time
Task A - 2点間距離の最大値 ( The longest distance )
User fine
Language Ruby (1.9.3)
Score 100
Code Size 204 Byte
Status AC
Exec Time 55 ms
Memory 4312 KB

Judge Result

Set Name All
Score / Max Score 100 / 100
Status
AC × 26
Set Name Test Cases
All 00_max.txt, 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.txt, 01_rnd_00.txt, 01_rnd_01.txt, 01_rnd_02.txt, 01_rnd_03.txt, 01_rnd_04.txt, 01_rnd_05.txt, 01_rnd_06.txt, 01_rnd_07.txt, 01_rnd_08.txt, 01_rnd_09.txt, 01_rnd_10.txt, 01_rnd_11.txt, 01_rnd_12.txt, 01_rnd_13.txt, 01_rnd_14.txt, 01_rnd_15.txt, 01_rnd_16.txt, 01_rnd_17.txt, 01_rnd_18.txt, 01_rnd_19.txt
Case Name Status Exec Time Memory
00_max.txt AC 49 ms 4312 KB
00_sample_01.txt AC 45 ms 4208 KB
00_sample_02.txt AC 47 ms 4200 KB
00_sample_03.txt AC 47 ms 4208 KB
00_sample_04.txt AC 45 ms 4208 KB
00_sample_05.txt AC 47 ms 4208 KB
01_rnd_00.txt AC 53 ms 4208 KB
01_rnd_01.txt AC 50 ms 4208 KB
01_rnd_02.txt AC 52 ms 4204 KB
01_rnd_03.txt AC 52 ms 4208 KB
01_rnd_04.txt AC 52 ms 4204 KB
01_rnd_05.txt AC 51 ms 4208 KB
01_rnd_06.txt AC 52 ms 4208 KB
01_rnd_07.txt AC 53 ms 4204 KB
01_rnd_08.txt AC 54 ms 4204 KB
01_rnd_09.txt AC 52 ms 4208 KB
01_rnd_10.txt AC 52 ms 4208 KB
01_rnd_11.txt AC 53 ms 4208 KB
01_rnd_12.txt AC 51 ms 4124 KB
01_rnd_13.txt AC 52 ms 4208 KB
01_rnd_14.txt AC 51 ms 4208 KB
01_rnd_15.txt AC 53 ms 4208 KB
01_rnd_16.txt AC 53 ms 4208 KB
01_rnd_17.txt AC 55 ms 4204 KB
01_rnd_18.txt AC 52 ms 4080 KB
01_rnd_19.txt AC 53 ms 4204 KB