{"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":"题目描述","value":{"format":"HTML","content":"\u003cimg style\u003d\"max-width:100%;\" SRC\u003d\"CDN_BASE_URL/f5eb99a793b9d8c1e196c23d376fa38f?v\u003d1583383550\"\u003e \u003cp\u003edoge炒鸡喜欢ASCLL字符,现在有一篇ASCLL文章,doge想知道字符串“doge”(不区分大小写)在这篇文章中出现的次数。\u003c/p\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\u003cp\u003e输入包含一篇仅包含ASCLL字符的文章。\u003c/p\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\u003cp\u003e输出一个整数,代表“doge”(不区分大小写)在输入的文章出现的次数。\u003c/p\u003e"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cp\u003eadoge\u003cbr\u003e\ncutedo \u003cbr\u003e\nyourge \u003cbr\u003e\nblownDoge\u003cbr\u003e\nlovelyDooge\u003cbr\u003e\nWow!\tSuch Dooooooooooooooge!!!\u003cbr\u003e\nD0ge\u003cbr\u003e\ndOge DOGE \u003cbr\u003e\ndogedoge\u003c/p\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cp\u003e6\u003c/p\u003e"}}]}