diff --git a/IndexPoint.java b/IndexPoint.java
index 8b13789..2bbfe20 100644
--- a/IndexPoint.java
+++ b/IndexPoint.java
@@ -1 +1,49 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+
+ * Nama : Afif Darmawan
+ * NIM	: 1301154133
+ * Kelas: IF 39-07
+ */
+package tugas1;
+import java.util.Scanner;
+/**
+ *
+ * @author acer
+ */
+public class No2 {
+    public static void main(String [] args){
+        Scanner input = new Scanner (System.in);
+        final double n_UTS, n_UAS, n_Kuis, n_Akhir;
+        String grade;
+        System.out.print("Masukkan Nilai UTS : ");
+        n_UTS = input.nextInt();
+        System.out.print("Masukkan Nilai UAS : ");
+        n_UAS = input.nextInt();
+        System.out.print("Masukkan Nilai Kuis: ");
+        n_Kuis = input.nextInt();
+        
+        n_Akhir = (0.35 * n_UTS) + (0.4 * n_UAS) + (0.25 * n_Kuis);
+        System.out.println("Hasil Dari Nilai Akhir Adalah : " + n_Akhir);
+       
+        if (n_Akhir >= 85 && n_Akhir <= 100){
+            System.out.println("Excellent");
+        }
+        else if (n_Akhir >= 75 && n_Akhir<=84){
+            System.out.println("Very Good");
+        }
+        else if (n_Akhir >=65 && n_Akhir<=74){
+            System.out.println("Good");
+        }
+        else if (n_Akhir >=50 && n_Akhir<=64){
+            System.out.println("Accepted");
+        }
+        else if (n_Akhir >= 0 && n_Akhir<=49){
+            System.out.println("Failed");
+        }
+    }
+}
+
 
diff --git a/PrimeNumber.java b/PrimeNumber.java
index 8b13789..e817767 100644
--- a/PrimeNumber.java
+++ b/PrimeNumber.java
@@ -1 +1,31 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+
+ * Nama : Afif Darmawan
+ * NIM	: 1301154133
+ * Kelas: IF 39-07
+ */
+package tugas1;
+import javax.swing.JOptionPane;
+
+public class No1 {
+
+    public static void main(String[] args){
+        int angka =Integer.parseInt(JOptionPane.showInputDialog("Masukkan Bilangan: "));
+        //System.out.println("Masukkan Angka Yang Anda Inputkan : ");
+        boolean prima=false;
+        if(angka>=2){
+            prima=true;
+            for(int a=2; a<angka; a++){
+                if(angka%a==0){
+                    prima=false;
+                    break;
+                }
+            }
+        }
+        System.out.println((prima==true?angka+ "BILANGAN PRIMA":angka+"BUKAN BILANGAN PRIMA"));
+    }
+}
 
diff --git a/TemperatureConvert.java b/TemperatureConvert.java
index e69de29..5ef505d 100644
--- a/TemperatureConvert.java
+++ b/TemperatureConvert.java
@@ -0,0 +1,50 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+
+ 
+ * Nama : Afif Darmawan
+ * NIM	: 1301154133
+ * Kelas: IF 39-07
+ */
+package tugas1;
+import java.util.Scanner;
+//import java.io
+/**
+ *
+ * @author acer
+ */
+public class No3 {
+        public static void main(String[] args){
+            Scanner input= new Scanner(System.in);
+            double celcius, hasilfahrenheit, hasilkelvin, hasilreamur;
+            
+            System.out.print("Masukkan Suhu Dalam Celcius : ");
+            celcius = input.nextInt();
+            System.out.println("");
+            System.out.println("1. Fahrenheit");
+            System.out.println("2. Kelvin");
+            System.out.println("3. Reamur");
+            System.out.println("Masukkan Pilihan Perubahan Suhu");
+            int pilih = input.nextInt();
+            System.out.println("");
+            
+            switch(pilih){
+                case 1:
+                    hasilfahrenheit = (celcius*9/5)+32;
+                    System.out.println(celcius+"Celcius = "+ hasilfahrenheit+"Fahrenheit");
+                    break;
+                case 2:
+                    hasilkelvin = (celcius+273.15);
+                    System.out.println(celcius +"Celcius ="+ hasilkelvin +"Kelvin");
+                    break;
+                case 3:
+                    hasilreamur = celcius * 4/5;
+                    System.out.println(celcius +"Celcius ="+ hasilreamur +"Reamur");
+                    break;
+                default:
+                        System.out.println("Pilihan Yang Anda Masukkan Tidak Benar");
+            }        
+        }
+}