{"trustable":true,"sections":[{"title":"","value":{"format":"HTML","content":"\u003cstyle type\u003d\"text/css\"\u003e .sampledata { font-family: \"Courier New\", Courier, monospace; white-space: pre; }\u003c/style\u003e\u003cp\u003e windy定义了一种windy数。不含前导零且相邻两个数字之差至少为2的正整数被称为windy数。 windy想知道,\u003cbr\u003e 在A和B之间,包括A和B,总共有多少个windy数?\u003c/p\u003e"}},{"title":"Input","value":{"format":"HTML","content":"\u003cp\u003e 包含两个整数,A B。\u003c/p\u003e"}},{"title":"Output","value":{"format":"HTML","content":"\u003cp\u003e 一个整数\u003c/p\u003e"}},{"title":"Sample Input","value":{"format":"HTML","content":"\u003cspan class\u003dsampledata\u003e【输入样例一】\r\n1 10\r\n【输入样例二】\r\n25 50\u003c/span\u003e\u003c/div\u003e"}},{"title":"Sample Output","value":{"format":"HTML","content":"\u003cspan class\u003dsampledata\u003e【输出样例一】\r\n9\r\n【输出样例二】\r\n20\u003c/span\u003e\u003c/div\u003e"}},{"title":"Hint","value":{"format":"HTML","content":"\u003cp\u003e\u003c/p\u003e\n\u003cp\u003e【数据规模和约定】\u003cbr\u003e\u003cbr\u003e 100%的数据,满足 1 \u0026lt;\u003d A \u0026lt;\u003d B \u0026lt;\u003d 2000000000 。\u003c/p\u003e\n\u003cp\u003e\u003c/p\u003e"}}]}