{"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 丁巨创造了一个数列a,其中,a(1)\u003da(2)\u003d1;当n\u003e2时,a(n)\u003da(n-a(n-1))+a(n-1-a(n-2)).\n \u003cbr\u003e他想知道该数列前n项之和,由于答案可能非常大,求出模1e9+7的结果即可. \n\u003c/div\u003e"}},{"title":"Input","value":{"format":"HTML","content":"多组数据,第一行一个整数T(1\u003c\u003dT\u003c\u003d1e5)表示数据组数。\n每组数据第一行包含仅一个整数n(1\u003c\u003dn\u003c\u003d1e18)。"}},{"title":"Output","value":{"format":"HTML","content":"对每组数据,输出一个整数作为答案。\n"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cpre\u003e\n3\n1\n2\n3\n\u003c/pre\u003e\n"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cpre\u003e1\n2\n4\n\u003c/pre\u003e"}}]}