kenzo0107 · November 22, 2019 06:01
diff --git a/divmod_inject.rb b/divmod_inject.rb
 def div_inject(r)
    [10_000, 5_000, 2_000, 1_000, 500, 100, 50, 10, 5, 1].inject(r){|(*a, r), d|
        a + r.divmod(d)
    }
 end

 p div_inject(123_456) # [12, 0, 1, 1, 0, 4, 1, 0, 1, 1, 0]
	def div_inject(r)
	[10_000, 5_000, 2_000, 1_000, 500, 100, 50, 10, 5, 1].inject(r){\|(*a, r), d\|
	a + r.divmod(d)
	}
	end

	p div_inject(123_456) # [12, 0, 1, 1, 0, 4, 1, 0, 1, 1, 0]