Create Billing-System.cpp

Author: sharmaroshan

Billing-System.cpp

@@ -0,0 +1,41 @@
+#include<iostream>
+#include<vector>
+using namespace std;
+
+int bill(int unit)
+{
+	int sum = 1;
+	for(int i=1;i<=unit;i++)
+	{
+		if(i>1 && i<=99)
+	    	sum=sum+3;
+	    else if(i>=101 && i<=199)
+	    	sum=sum=5;
+	    else if(i>200 && i<= 299)
+	    	sum=sum+6;
+	    else
+	    	sum=sum+7;
+	}
+	return sum;
+}
+int main()
+{
+	vector<int> units;
+	int sz;
+	cout<<"Enter No. of Units :";
+	cin>>sz;
+	for(int i=0;i<sz;i++)
+	{
+		int temp;
+		cout<<"\n Enter "<<i+1<<" units:";
+		cin>>temp;
+		units.push_back(temp);
+	}
+	for(int i=0;i<sz;i++)
+	{
+		int sum;
+		int (*ptr)(int);
+		ptr=&bill;
+		cout<<"\n Bill of "<<units[i]<<" is:"<<ptr(units[i]);
+	}
+}