Sha256: e87acec0986e2cbef8234489b567fa27f6bee577f6578405e89d2d7805c68868
Contents?: true
Size: 348 Bytes
Versions: 8
Compression:
Stored size: 348 Bytes
Contents
# encoding: utf-8
class Calculator
def initialize
@stack = []
end
def push(arg)
@stack.push arg
end
def result
@stack.last
end
def +
@stack.push @stack.pop + @stack.pop
end
def /
divisor, dividend = [@stack.pop, @stack.pop]
# Hm, @stack.pop(2) doesn't work
@stack.push dividend / divisor
end
end
Version data entries
8 entries across 2 versions & 1 rubygems