Java2

src/Time.java

@@ -0,0 +1,32 @@
+import java.time.LocalTime;
+
+public class Time {
+
+    public static void main(String[] args) {
+
+        int hour = 13;
+        int minute = 43;
+        int second = 45;
+
+        int secondsSinceMidnight = hour * 3600 + minute * 60 + second;
+
+        int secondsInADay = 24 * 3600;
+        int secondsRemaining = secondsInADay - secondsSinceMidnight;
+
+        double percentagePassed = (double) secondsSinceMidnight / secondsInADay * 100;
+
+        System.out.println("Number of seconds since midnight: " + secondsSinceMidnight);
+        System.out.println("Number of seconds remaining in the day: " + secondsRemaining);
+        System.out.printf("Percentage of the day that has passed: %.2f%%\n", percentagePassed);
+
+        LocalTime currentTime = LocalTime.now();
+        hour = currentTime.getHour();
+        minute = currentTime.getMinute();
+        second = currentTime.getSecond();
+
+        int elapsedSeconds = hour * 3600 + minute + second - secondsSinceMidnight;
+
+        System.out.println("\nElapsed time since starting the exercise: " + elapsedSeconds + " seconds");
+
+    }
+}