{"trustable":false,"sections":[{"title":"","value":{"format":"HTML","content":"\n \u003cp\u003e两个质数的和是S,它们的积最大是多少?\u003c/p\u003e\n "}},{"title":"Input","value":{"format":"HTML","content":"\n 一个不大于10000的正整数S,为两个质数的和。\n "}},{"title":"Output","value":{"format":"HTML","content":"\n 一个整数,为两个质数的最大乘积。数据保证有解。\n "}},{"title":"Sample Input","value":{"format":"HTML","content":"\n \u003cpre\u003e50\u003c/pre\u003e\n "}},{"title":"Sample Output","value":{"format":"HTML","content":"\n \u003cpre\u003e589\u003c/pre\u003e\n "}},{"title":"Hint","value":{"format":"HTML","content":"质数,指的是这个数只有1和自己本身的两个因子。也即分解成两个正整数乘积的方式只有一种。前几个质数为2,3,5,7,11... "}}]}