Submission #2175011

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Source Code Expand

n = gets.to_i
xy = Array.new(n)
for i in 0..n-1 do
    xy[i] = gets.split.map(&:to_i)
end

maxDist = 0.0
for i in 0..n-1 do
    for j in 0..n-1 do
        next if i == j
        dist = Math.sqrt((xy[i][0] - xy[j][0]) ** 2 +
            (xy[i][1] - xy[j][1]) ** 2)
        maxDist = [maxDist, dist].max
    end
end

p maxDist

Submission Info

Judge Result