采用试探从一副扑克牌中，任取4张，从一副扑克牌中，任取4张（ 2-10 按其点数计算，J,Q,K,A 统一按 1 计算）通过加减乘除四则运算得到数字 24。-From the deck of cards used in the test, take any four from the deck of cards in, take any four (2-10 points according to their calculations, J, Q, K, A unified by a calculation) by addition, subtraction arithmetic be number 24.