using System;

public class Program

{

    public static void Main()

    {

        // Zero Placeholder (0)

​

        Console.WriteLine($"1 -> {786.1:000}"); // 786

        Console.WriteLine($"2 -> {786:0000}"); // 0786

        Console.WriteLine($"3 -> {786:00000}"); // 00786

        Console.WriteLine($"4 -> {786:000000}"); // 000786

​

        Console.WriteLine("\n-------------------Separator---------------------\n");

        // Replaces zero with the number if one is present at that position; otherwise, zero appears in the result string to produce 

        // the number of digits required by the custom specifier.

​

        // Formatted with single decimal place.

        Console.WriteLine($"2 -> {786.1:000.0}"); // 786.1

​

        // Display zero, if the number includes less decimal places then the custom specifier.

        Console.WriteLine($"3 -> {786.1:000.00}"); // 786.10

​

        // Number is rounded if includes more decimal places then the custom specifier.

        Console.WriteLine($"4 -> {786.128:000.00}"); // 786.13

​

        Console.WriteLine("\n-------------------Separator---------------------\n");

        // Digit Placeholder (#)

​

        Console.WriteLine($"1 -> {78.7:0.#}"); // 78.7

        Console.WriteLine($"2 -> {1.7:#0.0}"); // 1.7

​

        Console.WriteLine($"3 -> {2.7:0#.#}"); // 02.7

        Console.WriteLine($"4 -> {2.7:0##.#}"); // 002.7

​

        // Number is rounded if includes more decimal places then the custom specifier.

        Console.WriteLine($"5 -> {786.36:0.#}"); // 786.4

        Console.WriteLine($"6 -> {786.348:0.##}"); // 786.35

        Console.WriteLine($"7 -> {786.8:0##}"); // 787

​

        Console.WriteLine("\n-------------------Separator---------------------\n");

        // Thousands Separator ( , )

​

        Console.WriteLine($"1 -> {78612.3:#,#.#}"); // 78,612.3

        Console.WriteLine($"2 -> {78612.3:#,#}"); // 78,612

​

        Console.WriteLine("\n-------------------Separator---------------------\n");

        // Percentage Placeholder ( % )

​

        // Multiplied by 100 before it is formatted

         Console.WriteLine($"1 -> {.7861:#00.##%}"); // 78.61%

​

        Console.WriteLine("\n-------------------Separator---------------------\n");

        // Section Separator ( ; )

​

        Console.WriteLine($"1 -> {7.71:+0.00;-0.00;0}"); // +7.71

        Console.WriteLine($"2 -> {-8.81:+0.00;-0.00;0}"); // -8.81

        Console.WriteLine($"3 -> {0.0:+0.00;-0.00;0}"); // 0

​

        Console.WriteLine($"4 -> {7:+#;-#;0}"); // +7

        Console.WriteLine($"5 -> {-8:+#;-#;0}"); // -8

        Console.WriteLine($"6 -> {0:+#;-#;0}"); // 0

​

    }

}