Practice questions on Variables and literals

#include <iostream>
int main()
{
	using namespace std;
	int x = 3;
	int y =5;
	cout << x+y << endl;
	return 0;
}

#include <iostream>
int main()
{
	using namespace std;
	int x = 3;
	int y =5;
	cout << x*y << endl;
	return 0;
}

#include <iostream>
int main()
{
	using namespace std;
	int x;
	int y;
	cin >> x; //taking input for x
	cin >> y; //taking input for y
	cout << x+y << endl;
	cout << x*y << endl;
	return 0;
}

#include <iostream>
int main()
{
	using namespace std;
	int x;
	int y;
	cin >> x; //taking input for x
	cin >> y; //taking input for y
	int sum = x+y;
	int prod = x*y;
	cout << sum+prod << endl;
	cout << sum*prod << endl;
	return 0;
}

#include <iostream>
int main()
{
	using namespace std;
	int length;
	int breadth;
	cout << "Enter value of length" << endl;
	cin >> length;
	cout << "Enter value of breadth" << endl;
	cin >> breadth; //taking input for y

	int area = length*breadth;
	cout << "Area is " << area << endl;
	return 0;
}

#include <iostream>
int main()
{
	using namespace std;
	int x;
	double y;
	char z;
	cout << "Enter value of a int, double and a char" << endl;
	cin >> x;
	cin >> y;
	cin >> z;

	cout << "int is " << x << " double is " << y << " char is " << z << endl;
	return 0;
}

#include <iostream>
int main()
{
	using namespace std;
	cout << "ASCII value of h is " << (int)'h' << endl;
	return 0;
}

#include <iostream>
int main()
{
	using namespace std;
	double x = 100.235;
	cout << (int)x << endl;
	return 0;
}

#include <iostream>
int main()
{
	using namespace std;
	char x = 'd'+3;
	cout << x << endl;
	return 0;
}