{"trustable":false,"prependHtml":"\u003cstyle type\u003d\u0027text/css\u0027\u003e\n .input, .output {\n border: 1px solid #888888;\n }\n .output {\n margin-bottom: 1em;\n position: relative;\n top: -1px;\n }\n .output pre, .input pre {\n background-color: #EFEFEF;\n line-height: 1.25em;\n margin: 0;\n padding: 0.25em;\n }\n \u003c/style\u003e\n \u003clink rel\u003d\"stylesheet\" href\u003d\"//codeforces.org/s/96598/css/problem-statement.css\" type\u003d\"text/css\" /\u003e\u003cscript\u003e window.katexOptions \u003d { disable: true }; \u003c/script\u003e\n\u003cscript type\u003d\"text/x-mathjax-config\"\u003e\n MathJax.Hub.Config({\n tex2jax: {\n inlineMath: [[\u0027$$$\u0027,\u0027$$$\u0027], [\u0027$\u0027,\u0027$\u0027]],\n displayMath: [[\u0027$$$$$$\u0027,\u0027$$$$$$\u0027], [\u0027$$\u0027,\u0027$$\u0027]]\n }\n });\n\u003c/script\u003e\n\u003cscript type\u003d\"text/javascript\" async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS_HTML-full\"\u003e\u003c/script\u003e","sections":[{"title":"","value":{"format":"MD","content":"Carered 有 $N$ 个蚂蚁 , 并给每个蚂蚁都标记了编号,每个编号对应一只蚂蚁\n\n然而粗心的她给一部分蚂蚁标记了负编号,这让这部分蚂蚁很不开心\n\n因此她决定重新给这部分蚂蚁赋予编号\n\n但是她太懒了,所以她决定只给其中一只她最喜欢的蚂蚁重新编号\n\n不过这只蚂蚁比较傲娇,它希望自己的编号能尽可能小且这个编号没被其它的蚂蚁使用\n\n你的任务是找到它能得到的最小编号\n\n\n"}},{"title":"Input","value":{"format":"MD","content":"第一行输入一个整数 N ,表示有 N 个蚂蚁\n\n接下来 $N$ 行每行输入一个数 $X_i$ 表示第 i 只蚂蚁的编号\n\n$0 \u003c\u003d N \u003c\u003d 10^6$,$X_i $ 不超过 $100$ 位数字"}},{"title":"Output","value":{"format":"MD","content":"输出这只傲娇的蚂蚁可以得到的最小编号"}},{"title":"Example","value":{"format":"MD","content":"\u003cdiv class\u003d\"sample-test\"\u003e\n \u003cdiv class\u003d\"input\"\u003e\n \u003cdiv class\u003d\"title\"\u003e\n Input\n \u003c/div\u003e\n \u003cpre\u003e5\n1\n-1\n0\n3\n10\n\u003c/pre\u003e\n \u003c/div\u003e\n \u003cdiv class\u003d\"output\"\u003e\n \u003cdiv class\u003d\"title\"\u003e\n Output\n \u003c/div\u003e\n \u003cpre\u003e2\n\u003c/pre\u003e\n \u003c/div\u003e\n\u003c/div\u003e"}}]}