input = DATA.readlines
  .map {|line|
    nums = line.scan(/\d+/).map(&:to_i)
    [nums.shift, nums]
  }

pp input.filter_map {|val, vars|
  vals = vars.inject {|n,x|
    %i[ + * ].flat_map {|op|
      Array(n).map { _1.send(op, x) }
    }
  }
  vals.include?(val) && val
}.sum

__END__
190: 10 19
3267: 81 40 27
83: 17 5
156: 15 6
7290: 6 8 6 15
161011: 16 10 13
192: 17 8 14
21037: 9 7 18 13
292: 11 6 16 20