{"trustable":false,"prependHtml":"\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 async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS-MML_HTMLorMML\" type\u003d\"text/javascript\"\u003e\u003c/script\u003e","sections":[{"title":"","value":{"format":"MD","content":"给出n个数,某兔子爱好者wrh想找出出现至少(n+1)/2次的数, 现在需要你帮忙找出这个数是多少?"}},{"title":"Input","value":{"format":"MD","content":"本题包含多组数据:\n每组数据包含两行。\n第一行一个数字N(1\u003c\u003dN\u003c\u003d999999) ,保证N为奇数。\n第二行为N个用空格隔开的整数。\n数据以EOF结束。"}},{"title":"Output","value":{"format":"MD","content":"对于每一组数据,你需要输出你找到的唯一的数。"}},{"title":"Sample Input","value":{"format":"MD","content":"5\n1 3 2 3 3\n11\n1 1 1 1 1 5 5 5 5 5 5\n7\n1 1 1 1 1 1 1"}},{"title":"Sample Output","value":{"format":"MD","content":"3\n5\n1"}},{"title":"","value":{"format":"MD","content":""}}]}