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Correct the coding user enter number 2 in single seat make it unavailable    import 'dart:io';   void main() {   stdout.writeln("Types of seat (Double / Single)?: ");   String? types = stdin.readLineSync();     dynamicseats(types);   dynamicprice(types); }   void dynamicseats(types) {   if (types == 'Single') {     Map single = {       1: "A",       4: "A",       7: "A",       10: "A",       13: "A",       16: "A",       19: "A",       22: "A",       25: "A",       28: "A"     };       print("The available seats: $single");     stdout.writeln("Choose your seat number?: ");     var Singleseat = stdin.readLineSync();     var intSingleseat = int.parse(Singleseat!);       single.remove(intSingleseat);     stdout.write(         "\nYour seat type is $types and your seat number is $intSingleseat ");       print("\nAvailable seats: $single");   } else if (types == 'Double') {     stdout.writeln("Choose (Isle / Window)?: ");     String? BC = stdin.readLineSync();       Map isle = {       2: "B",       5: "B",       8: "B",       11: "B",       14: "B",       17: "B",       20: "B",       23: "B",       26: "B",       29: "B"     };       Map window = {       3: "C",       6: "C",       9: "C",       12: "C",       15: "C",       18: "C",       21: "C",       24: "C",       27: "C",       30: "C"     };       if (BC == 'Isle') {       print("The available seats: $isle");       stdout.writeln("Choose your seat number?: ");       var IsleSeat = stdin.readLineSync();       var intIsleSeat = int.parse(IsleSeat!);         isle.remove(intIsleSeat);       stdout.write(           "\nYour seat type is $types ($BC) and your seat number is $intIsleSeat ");         print("\nAvailable seats: $isle");     } else if (BC == 'Window') {       print(window);       stdout.writeln("Choose your seat number?: ");       var Windowseat = stdin.readLineSync();       var intWindowseat = int.parse(Windowseat!);         window.remove(intWindowseat);       stdout.write(           "\nYour seat type is $types ($BC) and your seat number is $intWindowseat ");         print("\nAvailable seats: $window");     }   } }   void dynamicprice(types) {   if (types == 'Single') {     String price = "RM30";     stdout.write("The price for Single seat is $price");   } else if (types == 'Double') {     String price = "RM45";     stdout.write("The price for Double (Isle/Window) seat is $price");   } }

Correct the coding user enter number 2 in single seat make it unavailable    import 'dart:io';   void main() {   stdout.writeln("Types of seat (Double / Single)?: ");   String? types = stdin.readLineSync();     dynamicseats(types);   dynamicprice(types); }   void dynamicseats(types) {   if (types == 'Single') {     Map single = {       1: "A",       4: "A",       7: "A",       10: "A",       13: "A",       16: "A",       19: "A",       22: "A",       25: "A",       28: "A"     };       print("The available seats: $single");     stdout.writeln("Choose your seat number?: ");     var Singleseat = stdin.readLineSync();     var intSingleseat = int.parse(Singleseat!);       single.remove(intSingleseat);     stdout.write(         "\nYour seat type is $types and your seat number is $intSingleseat ");       print("\nAvailable seats: $single");   } else if (types == 'Double') {     stdout.writeln("Choose (Isle / Window)?: ");     String? BC = stdin.readLineSync();       Map isle = {       2: "B",       5: "B",       8: "B",       11: "B",       14: "B",       17: "B",       20: "B",       23: "B",       26: "B",       29: "B"     };       Map window = {       3: "C",       6: "C",       9: "C",       12: "C",       15: "C",       18: "C",       21: "C",       24: "C",       27: "C",       30: "C"     };       if (BC == 'Isle') {       print("The available seats: $isle");       stdout.writeln("Choose your seat number?: ");       var IsleSeat = stdin.readLineSync();       var intIsleSeat = int.parse(IsleSeat!);         isle.remove(intIsleSeat);       stdout.write(           "\nYour seat type is $types ($BC) and your seat number is $intIsleSeat ");         print("\nAvailable seats: $isle");     } else if (BC == 'Window') {       print(window);       stdout.writeln("Choose your seat number?: ");       var Windowseat = stdin.readLineSync();       var intWindowseat = int.parse(Windowseat!);         window.remove(intWindowseat);       stdout.write(           "\nYour seat type is $types ($BC) and your seat number is $intWindowseat ");         print("\nAvailable seats: $window");     }   } }   void dynamicprice(types) {   if (types == 'Single') {     String price = "RM30";     stdout.write("The price for Single seat is $price");   } else if (types == 'Double') {     String price = "RM45";     stdout.write("The price for Double (Isle/Window) seat is $price");   } }

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Correct the coding
user enter number 2 in single seat make it unavailable 
 
import 'dart:io';

 

void main() {
  stdout.writeln("Types of seat (Double / Single)?: ");
  String? types = stdin.readLineSync();

 

  dynamicseats(types);
  dynamicprice(types);
}

 

void dynamicseats(types) {
  if (types == 'Single') {
    Map<int, String> single = {
      1: "A",
      4: "A",
      7: "A",
      10: "A",
      13: "A",
      16: "A",
      19: "A",
      22: "A",
      25: "A",
      28: "A"
    };

 

    print("The available seats: $single");
    stdout.writeln("Choose your seat number?: ");
    var Singleseat = stdin.readLineSync();
    var intSingleseat = int.parse(Singleseat!);

 

    single.remove(intSingleseat);
    stdout.write(
        "\nYour seat type is $types and your seat number is $intSingleseat ");

 

    print("\nAvailable seats: $single");
  } else if (types == 'Double') {
    stdout.writeln("Choose (Isle / Window)?: ");
    String? BC = stdin.readLineSync();

 

    Map<int, String> isle = {
      2: "B",
      5: "B",
      8: "B",
      11: "B",
      14: "B",
      17: "B",
      20: "B",
      23: "B",
      26: "B",
      29: "B"
    };

 

    Map<int, String> window = {
      3: "C",
      6: "C",
      9: "C",
      12: "C",
      15: "C",
      18: "C",
      21: "C",
      24: "C",
      27: "C",
      30: "C"
    };

 

    if (BC == 'Isle') {
      print("The available seats: $isle");
      stdout.writeln("Choose your seat number?: ");
      var IsleSeat = stdin.readLineSync();
      var intIsleSeat = int.parse(IsleSeat!);

 

      isle.remove(intIsleSeat);
      stdout.write(
          "\nYour seat type is $types ($BC) and your seat number is $intIsleSeat ");

 

      print("\nAvailable seats: $isle");
    } else if (BC == 'Window') {
      print(window);
      stdout.writeln("Choose your seat number?: ");
      var Windowseat = stdin.readLineSync();
      var intWindowseat = int.parse(Windowseat!);

 

      window.remove(intWindowseat);
      stdout.write(
          "\nYour seat type is $types ($BC) and your seat number is $intWindowseat ");

 

      print("\nAvailable seats: $window");
    }
  }
}

 

void dynamicprice(types) {
  if (types == 'Single') {
    String price = "RM30";
    stdout.write("The price for Single seat is $price");
  } else if (types == 'Double') {
    String price = "RM45";
    stdout.write("The price for Double (Isle/Window) seat is $price");
  }
}
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