// type casting and integer division
#include <iostream>
#include <math.h>
using namespace std;
int n1, n2, n3, n4, n5, n6, n7;

int main()
{
  n1 = 100; // integer constant assigned to n1
  n2 = 1.5; // implicit type casting  (avoid!)
  n3 = (int) 1.5; // explicit type casting -> 1
  n4 = (int) -1.5; // explicit type casting -> -1 
  n5 = 5/2; // integer division -> 2  (avoid unless needed!)
  n6 = (int) (5./2.); // floating point division & type casting -> 2
  n7 = (int) (5./2.+0.5); // do 5./2.+0.5 & type casting -> 3

  cout << n1 << ' ' << n2 << ' ' << n3  << ' ';
  cout << n4 << ' ' << n5 << ' ' << n6  << ' ' << n7 << endl;
}