{"trustable":false,"prependHtml":"\u003cstyle type\u003d\u0027text/css\u0027\u003e\n .input, .output {\n border: 1px solid #888888;\n }\n .output {\n margin-bottom: 1em;\n position: relative;\n top: -1px;\n }\n .output pre, .input pre {\n background-color: #EFEFEF;\n line-height: 1.25em;\n margin: 0;\n padding: 0.25em;\n }\n \u003c/style\u003e\n \u003clink rel\u003d\"stylesheet\" href\u003d\"//codeforces.org/s/96598/css/problem-statement.css\" type\u003d\"text/css\" /\u003e\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 type\u003d\"text/javascript\" async src\u003d\"https://mathjax.codeforces.org/MathJax.js?config\u003dTeX-AMS_HTML-full\"\u003e\u003c/script\u003e","sections":[{"title":"","value":{"format":"PLAIN","content":"我们定义 S(x) 为 x 的各位数字和. 比如, S(5)\u003d5, S(10)\u003d1, S(322)\u003d7.\n\n如果S(x+1)\u003cS(x)我们就说x是有趣的. 在每组测试数据中你会被给出一个整数n. \n\n你需要统计在[1,n]有多少有趣的数字"}},{"title":"Input","value":{"format":"PLAIN","content":"第一行包含一个整数 t (1≤t≤1000) — 测试样例总数\n\n接下来的t行,每行包含一个整数 n (1≤n≤10^9)"}},{"title":"Output","value":{"format":"PLAIN","content":"输出t个整数,第i行是第i组测试数据的答案"}},{"title":"Example","value":{"format":"PLAIN","content":"输入\n5\n1\n9\n10\n34\n880055535\n输出\n0\n1\n1\n3\n88005553"}},{"title":"Note","value":{"format":"PLAIN","content":"第一个有趣的数字是9."}}]}