Please help me write the pseudocode, create a flowchart with the appropriate shapes, and a test plan$/$Test Case Matrix for the followiimport java.util.Scanner;

public class Exercise$06\_25\{$

public static void main$($String$[]$ args$)\{$

Scanner input $=$ new Scanner$($System$.$in$)$;

System.out.print$("$Enter time in milliseconds: $")$;

long millis $=$ input.nextLong$()$;

String formattedTime $=$ convertMillis$($millis$)$;

System.out.println$("$Formatted time: $"+$ formattedTime$)$;

input.close$()$;

$\}$

public static String convertMillis$($long millis$)\{$

long totalSeconds $=$ millis $/1000$;

long seconds $=$ totalSeconds $\%60$;

long totalMinutes $=$ totalSeconds $/60$;

long minutes $=$ totalMinutes $\%60$;

long hours $=$ totalMinutes $/60$;

return hours $+"$:$"+$ minutes $+"$:$"+$ seconds;

$\}$

$\}$