Computer and Programming

import java.io.BufferedReader;
import java.io.InputStreamReader;

public class LuasSegitiga {
public static void main(String[] args) {
BufferedReader in=new BufferedReader(new InputStreamReader(System.in));
int a = null;
int t = null;
try {
System.out.print("\n" );
System.out.print("masukkan alas : " ); a =in.readLine ();
System.out.print("masukkan tinggi : "); t =in.readLine ();
System.out.print("\n" );
System.out.print("Luas : "+(1/2*a*t));
} catch (Exception e) {
}
}
}