Submission #2106056

---

Source Code Expand

H,W=gets.split.map &:to_i
N=gets.to_i
a=gets.split.map &:to_i

c=Array.new(H+2){Array.new(W+2){0}}
(H+2).times{|i| c[i][0]=c[i][-1]=-1}
(W+2).times{|j| c[0][j]=c[-1][j]=-1}

dy=[1,0,-1,0]
dx=[0,1,0,-1]
d=0
n=1
y,x=0,1
until a.empty?
  ny=y+dy[d%4]
  nx=x+dx[d%4]
  next d+=1 if c[ny][nx]!=0
  y=ny
  x=nx
  c[y][x]=n
  a[0]-=1
  if a[0].zero?
    n+=1
    a.shift
  end
end

puts c[1..H].map{|i|i[1..W]*" "}

Submission Info

Compile Error

./Main.rb:1: warning: `&' interpreted as argument prefix
./Main.rb:3: warning: `&' interpreted as argument prefix

Judge Result