A box of chocolate candies, 5 pieces are less than 1 piece, 4 pieces are less than 1 piece, and 3 pieces are less than 1 piece. How many chocolates are there at least in this box?
一盒巧克力糖，5颗一数少1颗，4颗一数少1颗，3颗一数少1颗．这盒巧克力糖至少有多少颗？
<gadget id="calculator">3 * 4 * 5</gadget>
<output>60</output>

<gadget id="calculator">60 - 1</gadget>
<output>59</output>

<result>59</result>