local ffi = require 'ffi'
local C = ffi.C

ffi.cdef [[
int scanf(const char *, ...);
]]

print((function (n, m)
	local a,t,r={},ffi.new("int32_t[1]"),0
	for i=1,n do C.scanf("%d",t) a[i]=t[0] end
	table.sort(a)
	for i=1,n do
		r,m=r+1,m-a[i]
		if m<0 then r=r-1 break end
		if m==0 then break end
	end
	return r
end)(io.stdin:read("*n"), io.stdin:read("*n")))