{"trustable":true,"sections":[{"title":"","value":{"format":"HTML","content":"给定4个不大于10的正整数(范围1-10),要求在不改变数据先后顺序的情况下,采用加减乘除四种运算,找到一个表达式,使得最后的结果是24。"}},{"title":"Input","value":{"format":"HTML","content":"4个不大于10的正整数。输入数据保证存在唯一解。"}},{"title":"Output","value":{"format":"HTML","content":"不改变位置顺序,由\u0027+\u0027,\u0027-\u0027,\u0027*\u0027,\u0027/\u00274个运算符和\u0027(\u0027,\u0027)\u0027组成的表达式"}},{"title":"Sample","value":{"format":"HTML","content":"\u003ctable class\u003d\u0027vjudge_sample\u0027\u003e\n\u003cthead\u003e\n \u003ctr\u003e\n \u003cth\u003eInput\u003c/th\u003e\n \u003cth\u003eOutput\u003c/th\u003e\n \u003c/tr\u003e\n\u003c/thead\u003e\n\u003ctbody\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cpre\u003e5 5 1 5\u003c/pre\u003e\u003c/td\u003e\n \u003ctd\u003e\u003cpre\u003e5*(5-(1/5))\u003c/pre\u003e\u003c/td\u003e\n \u003c/tr\u003e\n\u003c/tbody\u003e\n\u003c/table\u003e\n"}}]}