前スレの920 Ruby
def f(a)
b={}
a .dup.sort.each{|v|b[v]=b.size+1 if not b.key v}
a.map{|v|b[v]}
end
p f([-6,3,9,5,3,-7])
[2, 3, 5, 4, 3, 1]
def f(a)
b={}
a .dup.sort.each{|v|b[v]=b.size+1 if not b.key v}
a.map{|v|b[v]}
end
p f([-6,3,9,5,3,-7])
[2, 3, 5, 4, 3, 1]
