{"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":"HTML","content":"\u003cscript type\u003d\u0027text/x-mathjax-config\u0027\u003eMathJax.Hub.Config({tex2jax: { inlineMath: [[\u0027$\u0027,\u0027$\u0027]] } }); \u003c/script\u003e\n\u003cscript type\u003d\u0027text/javascript\u0027 src\u003d\u0027https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/MathJax.js?config\u003dTeX-AMS-MML_HTMLorMML\u0027\u003e\u003c/script\u003e\n\u003cscript type\u003d\u0027text/javascript\u0027\u003esetTimeout(function(){MathJax.Hub.Queue([\u0027Typeset\u0027, MathJax.Hub, \u0027left_view\u0027]);}, 2000);\u003c/script\u003e\n\u003cdiv class\u003d\"panel_content\"\u003e\n 众所周知,544从3岁起就展现出了极高的数学天赋。\n\u003cbr\u003e\n\u003cbr\u003e\n有一天,他得到了n根长条饼干,这些饼干的长度为1,2,3...n(即从1~n的连续序列)。虽然544迫不及待地想吃了这些饼干,但是他突然想到了一个问题:最少要拿掉多少根饼干,使得剩下的饼干无论怎么取都组成不了三角形呢?\n\u003cbr\u003e\n\u003cbr\u003e\n天才少年544很快算出了答案,但是你呢?\n\u003c/div\u003e"}},{"title":"Input","value":{"format":"HTML","content":"第一行包含一个整数T(T\u003c\u003d20),表示测试数据组数\n\u003cbr\u003e \n\u003cbr\u003e\n对于每组数据,仅包含一个正整数n(1\u003c\u003dn\u003c\u003d20),n的意义如上。"}},{"title":"Output","value":{"format":"HTML","content":"对于每组数据,输出一行 “Case #x: y”, x代表测试数据编号(从1开始), y表示最少拿掉的饼干数量。"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cpre\u003e3\n4\n5\n6\u003c/pre\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cpre\u003eCase #1: 1\nCase #2: 1\nCase #3: 2\u003c/pre\u003e"}}]}