Done few exercise at home , will do more tomorrow

src/FactorialLogarithm.java

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+/**
+ * Write a recursive static method that computes the value of ln (N !)
+ */
+public class FactorialLogarithm {
+    public static double lnFactorial(int N) {
+        if (N <= 1) {
+            return 0;
+        } else {
+            return Math.log(N) + lnFactorial(N - 1);
+        }
+    }
+
+    public static void main(String[] args) {
+        int N = 5;
+        System.out.println("Log of "+ N + " is: " + lnFactorial(N));
+    }
+}

src/Print1121.java

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+import java.util.Scanner;
+
+/**
+ * Write a program that reads in lines from standard input with each line containing
+ * a name and two integers and then uses printf() to print a table with a column of
+ * the names, the integers, and the result of dividing the first by the second, accurate to
+ * three decimal places. You could use a program like this to tabulate batting averages for
+ * baseball players or grades for students.
+ */
+public class Print1121 {
+    public static void printDetails() {
+
+        System.out.println("Enter name and two integers (separated by spaces):");
+        Scanner sc = new Scanner(System.in);
+
+        String input = sc.nextLine();
+
+        String[] parts = input.split(" ");
+
+        if (parts.length != 3) {
+            System.out.println("Invalid input format, please enter name and two integers (separated by spaces)");
+        }
+
+        String name = parts[0];
+        int integer1 = Integer.parseInt(parts[1]);
+        int integer2 = Integer.parseInt(parts[2]);
+
+        double division = (double) integer1 / integer2;
+
+        System.out.printf("%-15s %-10d %-10d %-10.3f%n", name, integer1, integer2, division);
+    }
+
+    public static void main(String[] args) {
+        printDetails();
+    }
+}