{"trustable":true,"sections":[{"title":"","value":{"format":"HTML","content":"\u003chtml\u003e\n \u003chead\u003e\u003c/head\u003e\n \u003cbody\u003e\n \u003cp\u003e 一条‘Z’形线可以将平面分为两个区域,那么由N条Z形线所定义的区域的最大个数是多少呢?每条Z形线由两条平行的无限半直线和一条直线段组成\u003c/p\u003e\n \u003c/body\u003e\n\u003c/html\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\u003chtml\u003e\n \u003chead\u003e\u003c/head\u003e\n \u003cbody\u003e\n \u003cp\u003e首先输入一个数字T(T\u0026lt;100),代表有T次询问 每次询问输入一个数字N(N\u0026lt;1e8),代表有N条Z形线\u003c/p\u003e\n \u003c/body\u003e\n\u003c/html\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\u003chtml\u003e\n \u003chead\u003e\u003c/head\u003e\n \u003cbody\u003e\n \u003cp\u003e对于每次询问,在一行输出N条‘Z’形线所能划分的区域的最大个数为多少\u003c/p\u003e\n \u003c/body\u003e\n\u003c/html\u003e"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cpre\u003e2\n1\n2\u003c/pre\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cpre\u003e2\n12\n\u003c/pre\u003e"}},{"title":"Hint","value":{"format":"HTML","content":"\u003chtml\u003e\n \u003chead\u003e\u003c/head\u003e\n \u003cbody\u003e\n \u003cp\u003e\u003cimg SRC\u003d\"CDN_BASE_URL/53a14b345bfb49f995b468b2e1b441fe?v\u003d1591679117\" width\u003d\"50%\" height\u003d\"50%\" align\u003d\"center\"\u003e\u003c/p\u003e\n \u003c/body\u003e\n\u003c/html\u003e"}}]}