You are given a balance and two weights. These two weights weigh 50 grams and 100 grams respectively. If you add 3 more weights, what is the maximum number of weights that can be weighed by these 5 weights? (Weights can be placed on the left and right plates of the balance)
给你一架天平和两个砝码，这两个砝码分别重50克和100克，如果再添上3个砝码，则这5个砝码能称出的重量种类最多是多少种．(天平的左右两盘均可放砝码)
<gadget id="calculator">31 * 3</gadget>
<output>93</output>

<gadget id="calculator">93 + 1</gadget>
<output>94</output>

<result>94</result>