{"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":"PLAIN","content":"李老板喜欢数学题,这一天他写了一个函数,并将其命名为LJQ函数:\n正整数X的LJQ定义如下:\n把X展开为二进制,从低位到高位数,第一次出现1的位置及后面的0这样的二进制序列组成的新数字。\n例如:\n当X为14,X的二进制为1110。从低位往高位数,第一次出现1是从右往左的第二位。那么,而为2,所以LJQ(14)为2。"}},{"title":"","value":{"format":"PLAIN","content":"每一行输入一个正整数。如果有一行输入0,暗示输入结束,0不用处理(多组样例)"}},{"title":"Output","value":{"format":"PLAIN","content":"输出该数的LJQ值。"}},{"title":"Sample Input","value":{"format":"PLAIN","content":"输入\t输出\n8\t8\n10\t2\n20\t4\n40\t8\n42\t2\n81\t1\n0\t"}}]}