Submission #110277

---

Source Code Expand

def distance(x1,y1,x2,y2)
  Math.sqrt( ((x1 - x2)**2) + ((y1-y2)**2) )
end

def compare(x1,y1,x2,y2,array)
  array << distance(x1,y1,x2,y2)
end

def input(n, array)
  if (n.is_a?(Integer) && n <= 100 && 2 <= n)
    for i in 1..n
      line = STDIN.gets
      lineArray = line.partition(" ")
      if (lineArray[0].to_i <= 100 && 0 <= lineArray[0].to_i && lineArray[1].to_i <= 100 && 0 <= lineArray[1].to_i)
        array << [ lineArray[0].to_i, lineArray[2].to_i ]
      end
    end
  end
end

def Main()
  pointArray = Array.new
  distanceArray = Array.new
  num = STDIN.gets.to_i
  input(num, pointArray)
  for i in 0..(num-2)
    for j in (i+1)..(num-1)
      compare(pointArray[i][0],pointArray[i][1],pointArray[j][0],pointArray[j][1],distanceArray)
    end
  end
  distanceArray.sort!
  p distanceArray.last
end

Main()

Submission Info

Compile Error

./Main.rb:11: warning: assigned but unused variable - i

Judge Result