add readme

Author: supercoderhawk

C/1-50/6-ZigZag-Conversion.c

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+/*
+ * Created by supercoderhawk on 2017/7/24.
+ */
+

C/233-Number-of-Digit-One.c

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+//
+// Created by supercoderhawk on 2017/7/19.
+//
+
+/*
+ * Given an integer n, count the total number of digit 1 appearing in all non-negative integers less than or equal to n.
+ *
+ * For example:
+ * Given n = 13,
+ * Return 6, because digit 1 occurred in the following numbers: 1, 10, 11, 12, 13.
+ */
+
+int countDigitOne(int n) {
+    int count = 0,digitsCount = 1,nClone = n;
+    while(nClone >= 10){
+        digitsCount += 1;
+        nClone/=10;
+    }
+    nClone = n;
+    int digits[digitsCount];
+    for(int i = digitsCount-1;i>=0;i--)
+    {
+        digits[i] = nClone%10;
+        nClone /= 10;
+    }
+    return 0 ;
+
+}

C/CMakeLists.txt

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+/*
+ * Created by supercoderhawk on 2017/7/23.
+ */
+
+#ifndef C_PROBLEM1_50_H
+#define C_PROBLEM1_50_H
+
+#endif //C_PROBLEM1_50_H

C/headers/problem_1_50.h

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+//
+// Created by xyb-C308 on 2017/7/19.
+//
+

C/main.c

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+//
+// Created by xyb-C308 on 2017/7/19.
+//
+
+#ifndef C_MAIN_H
+#define C_MAIN_H
+
+#endif //C_MAIN_H

C/main.h

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+# leetCode 刷题代码库
+
+## 文件夹
+* C: C语言，IDE为CLion
+* Java: Java语言，使用maven管理依赖，使用junit测试，IDE为Intellij IDEA
+* Python: Python语言，IDE为PyCharm