
class Sanjiao |
def initialize(row) |
@row = row |
end |
def sanjiaoxing(temp) |
number = temp.length |
temp.each do |x| |
print x.to_s+' ' |
end |
array = Array.new(number.to_i+1) |
0.upto(number.to_i) do |x| |
if x == 0 # 两端的就不用求了, |
array[0] =1 |
elsif x == number.to_i |
array[number.to_i] = 1 |
else |
array[x]=temp[x-1].to_i+temp[x].to_i #根据上一个数组的结果得下一数组的值 |
end |
end |
temp = array #hauncunyixia |
puts " " |
if number.to_i < @row |
sanjiaoxing(temp) |
end |
end |
end |
temp = Array.new(1) |
temp[0] =1 |
p = Sanjiao.new(20) |
p.sanjiaoxing(temp) |



