Solution in Java for contest 1184

A.java

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+public class A {
+    public static void main(String[] args) {
+        System.out.println("This is a C program.");
+    }
+}

B.java

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+public class B {
+    public static void main(String[] args) {
+        int a = 123;
+        int b = 456;
+        System.out.println("sum is " + (a + b));
+    }
+}

C.java

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+import java.util.Scanner;
+
+public class C {
+    public static void main(String[] args) {
+        Scanner cin = new Scanner(System.in);
+        int a = cin.nextInt();
+        int b = cin.nextInt();
+        System.out.println("max=" + Math.max(a, b));
+        cin.close();
+    }
+}

D.java

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+import java.util.Scanner;
+
+public class D {
+    public static void main(String[] args) {
+        System.out.println("******************************");
+        System.out.println("Very good!");
+        System.out.println("******************************");
+    }
+}

E.java

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+import java.util.Scanner;
+
+public class E {
+    public static void main(String[] args) {
+        Scanner cin = new Scanner(System.in);
+        int a = cin.nextInt();
+        int b = cin.nextInt();
+        int c = cin.nextInt();
+        System.out.println("max=" + Math.max(Math.max(a, b), c));
+        cin.close();
+    }
+}

F.java

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+public class F {
+    public static void main(String[] args) {
+        System.out.println(1 * 2 * 3 * 4 * 5);
+    }
+}