Local and Global variable

LOcalGlobalVariable.cpp

@@ -0,0 +1,32 @@
+#include<iostream>
+using namespace std;
+int globalvariable=20;			//global variable
+void add()
+{
+	//local variable
+	int Locavariable=30;
+	cout<<"The value of the local variable is: "<<Locavariable<<endl;
+	cout<<"Hellow world"<<endl;
+	cout<<"The value of global variable is: "<<globalvariable<<endl;
+	for (int i=1;i<=10;i++)
+	{
+
+	}
+//	cout<<i<<endl;	//Loop variable cant be acces outside the loop...
+}
+void average(int x,int y)			//the paramter inside void average function are formal..
+{
+	int result=(x+y)/2;
+	cout<<"The value of the average is:"<<result<<endl;
+}
+int main()
+{
+	//but when i will acess the local variable outside function it will genrate error for me..
+	add();
+	//	cout<<localvariable<<endl; 
+	//formal paramter and acutsl paramter
+	int x=20;
+	int y=40;
+	average(x,y);			//actual paramter ehich is pass through average
+
+}