{"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":"题面","value":{"format":"MD","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\nGY手上有X袋垃圾,但是他并不想进行垃圾分类,他想知道随意丢垃圾有几种方式。当有2袋垃圾时,就有了2种选择,即将2袋垃圾扔在一个垃圾桶里或者分开扔在不同的垃圾桶里。当有3袋垃圾时,他就有了5种选择,即:\n\u003cbr\u003e\n1.{{A},{B},{C}}\u003cbr\u003e\n2.{{A,B},{C}}\u003cbr\u003e\n3.{{B,C},{A}}\u003cbr\u003e\n4.{{A,C},{B}}\u003cbr\u003e\n5.{{A,B,C}}\u003cbr\u003e\n但垃圾不分类的GY最终会被抓住并教育一顿,随意丢垃圾不可取。\u003cbr\u003e\n\n \u003cbr\u003e \n\u003c/div\u003e"}},{"title":"输入","value":{"format":"MD","content":"包含多组数据,第一行为N,表示接下来有N组数据。以下每行一个数X,表示有X袋垃圾。(1≤x≤2000). \n\u003cbr\u003e"}},{"title":"输出","value":{"format":"MD","content":"对每组数据,输出一行:不同的方法数,因为这个数可能非常大,我们只需要它除以1000的余数。 \n\u003cbr\u003e"}},{"title":"样例输入","value":{"format":"MD","content":"\u003cpre\u003e4\n1\n2\n3\n100\u003c/pre\u003e"}},{"title":"样例输出","value":{"format":"MD","content":"\u003cpre\u003e1\n2\n5\n751\u003c/pre\u003e"}}]}