Simple if statement in C++

Simple if Syntax

The form of an if statement is as follows:

Practice Programs

(i)	   
#include<iostream>
using namespace std;

int main()
{
	system("color ec"); 
	// e = = light yellow = Output window background color
	//c = = Light red = Output window text color 
	int x = 5;
	
	if(x)
	cout<<"EngineersTutor.com";
		
	return 0;
}

(ii)
#include<iostream>
using namespace std;

int main()
{
	system("color ec"); 
	// e = = light yellow = Output window background color
	//c = = Light red = Output window text color 
	
	int x = 5;
	
	if(x>10)
	cout<<"EngineersTutor.com";
	
	return 0;
}

(iii)
#include<iostream>
using namespace std;

int main()
{
	system("color ec"); 
	// e = = light yellow = Output window background color
	//c = = Light red = Output window text color
	
	int x = 5;
	
	if(x == 10)
	cout<<"EngineersTutor.com";
		
	return 0;
}

(iv)
#include<iostream>
using namespace std;

int main()
{
	system("color ec"); 
	// e = = light yellow = Output window background color
	//c = = Light red = Output window text color
	
	int x = 5, y = 10;
	
	if(x+y)
	cout<<"EngineersTutor.com";";
		
	return 0;
}

(v)
#include<iostream>
using namespace std;

int main()
{
	system("color ec"); 
	// e = = light yellow = Output window background color
	//c = = Light red = Output window text color
	
	int x = 5, y = 10;
	
	if( (x+y)>30 )
	cout<<"EngineersTutor.com";
	
	return 0;
}

(vi)
#include<iostream>
using namespace std;

int main()
{
	system("color ec"); 
	// e = = light yellow = Output window background color
	//c = = Light red = Output window text color
	
	int x = 5, y = 10;
	
	if( (x+y)>30 )
	{
		cout<<"EngineersTutor.com";
		cout<<"Teach Easy";
	}
return 0;
}

(vii)
#include<iostream>
using namespace std;

int main()
{
	system("color ec"); 
	// e = = light yellow = Output window background color
	//c = = Light red = Output window text color
	
	int x = 5, y = 10;
	
	if( (x+y)<30 )
		cout<<"EngineersTutor.com"<<endl;
		cout<<"Teach Easy"<<endl;
	    cout<<"Albert"<<endl;
	    cout<<"Stephen";
	
	return 0;
}

(vii)
#include<iostream>
using namespace std;

int main()
{
	system("color ec"); 
	// e = = light yellow = Output window background color
	//c = = Light red = Output window text color
	
	int x = 5, y = 10;
	
	if( (x+y)<30 )
		cout<<"EngineersTutor.com"<<endl;
		cout<<"Teach Easy"<<endl;
	    cout<<"Albert"<<endl;
	    cout<<"Stephen";
	
	return 0;
}