Syntax Java Sesuai Tipe Data

class ContohInteger
{
public static void main(String agrs[])
{
int nilai;
nilai = 95;
System.out.println("Nilai : " + nilai);
}
}

class ContohString
{
public static void main(String agrs[])
{
String nama;
nama = "STIKOM BALI";
System.out.println("Nama : "+ nama);
}
}

class contohOp1
{
public static void main(String agrs[])
{
String nama,nim;
int nilai
nama = "Lutung Kesarung";
nim = "040010350";
nilai = 95;
nilai+=5;
System.out.println("===============");
System.out.println("Nama : " + nama );
System.out.println("NIM : " + nim );
System.out.println("Nilai: " + nilai);
System.out.println("===============");
}
}