10131508

README.md

@@ -1 +1,9 @@
-��¼һЩͨ�õĺ������������
+记录一些通用的函数，方便查找
+
+
+minPrintf.cpp 
+记录了变长参数的知识点
+
+
+binarySearch.cpp 
+二分查找

binarySearch.cpp

@@ -0,0 +1,27 @@
+
+
+int binarySearch(int value, int array[], int arraySize)
+{
+	int low = 0;
+	int high = arraySize - 1;
+	int mid = 0;
+
+	while(low <= high)
+	{
+		mid = (low + high) / 2;
+		if(value < array[mid])
+		{
+			high = mid - 1;
+		}
+		else if(value > array[mid])
+		{
+			low = mid + 1;
+		}
+		else
+		{
+			return mid;
+		}
+	}
+
+	return -1;
+}

minPrintf.cpp

@@ -1,4 +1,8 @@
 
+/*
+*¼ÇÔر䳤²ÎÊýÈçºÎʹÓÃ
+*/
+
 
 #include <stdarg.h>
 #include <stdio.h>