#include <iostream>
using namespace std;

int main() {
	// your code goes here
	 int a=10;
	 int b=15;
	 cout<<a<<endl;
	 cout<<b<<endl;
	 cout<<a+b<<endl;
	 
	 char c='a';
	 cout<<c<<endl;
	 
	 float f=3.14;
	 cout<<f<<endl;
	 
	 double d=3.121;
	 cout<<d<<endl;
	 
	 bool g=0;
	 cout<<g<<endl;
	bool h=1;
	cout<<h<<endl;
	bool i=true;
	cout<<i<<endl;
	bool j=false;
	cout<<j<<endl;
	return 0;
}