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Lab: Intro and Basic Syntax
Student information
using System; namespace studentinfor { internal class Program { static void Main(string[] args) { Console.Write("Name: "); string name = Console.ReadLine(); Console.Write("Age: "); int age = int.Parse(Console.ReadLine()); Console.Write("Grade: "); var grade = double.Parse(Console.ReadLine()); Console.WriteLine("Name: {0}, Age: {1}, Grade: {2}", name, age, grade); Console.ReadKey(); } } }
Passed
using System; namespace Pass { internal class Class { static void Main(string[] args) { var grade = double.Parse(Console.ReadLine()); Console.Write("Grade: "); if (grade >= 3.00) { Console.WriteLine("Passed!"); } Console.ReadKey(); }
Passed or Failed
using System; namespace PassorFail { internal class Class { static void Main(string[] args) { var grade = double.Parse(Console.ReadLine()); if (grade >= 3.00) { Console.WriteLine("Passed!");
else { Console.WriteLine("Failed!"); } Console.ReadKey(); } } }
Back in 30 Minutes
using System; namespace Backto30min { internal class Program { static void Main(string[] args) { int hours = int.Parse(Console.ReadLine()); int minutes = int.Parse(Console.ReadLine()); minutes += 30; if (minutes >= 60) { hours++; minutes -= 60; } if (hours >= 24) { hours -= 24; } Console.WriteLine("{0}:{1:D2}", hours, minutes); Console.ReadLine(); } } }
Month Printer
using System; namespace Monthprinter { internal class Program { static void Main(string[] args) { int month = int.Parse(Console.ReadLine()); switch (month) { case 1: Console.WriteLine("January"); break; case 2: Console.WriteLine("February"); break; case 3: Console.WriteLine("March"); break; case 4: Console.WriteLine("April"); break;
Console.Write("Age: "); int age = int.Parse(Console.ReadLine()); switch (day) { case "Weekday": if (0 <= age && age <= 18) Console.WriteLine("12$"); if (18 < age && age <= 64) Console.WriteLine("18$"); if (64 < age && age <= 122) Console.WriteLine("12$"); if (age < 0 || age > 122) Console.WriteLine("Error!"); break; case "Weekend": if (0 <= age && age <= 18) Console.WriteLine("15$"); if (18 < age && age <= 64) Console.WriteLine("20$"); if (64 < age && age <= 122) Console.WriteLine("15$"); if (age < 0 || age > 122) Console.WriteLine("Error!"); break; case "Holiday": if (0 <= age && age <= 18) Console.WriteLine("5$"); if (18 < age && age <= 64) Console.WriteLine("12$"); if (64 < age && age <= 122) Console.WriteLine("10$"); if (age < 0 || age > 122) Console.WriteLine("Error!"); break; default: Console.WriteLine("Error!"); break; } Console.ReadLine(); } } }
Divisible by 3
using System; namespace Divisibleby { internal class Program { static void Main(string[] args) { for (int i = 1; i <= 100; i++) { if (i % 3 == 0) { Console.WriteLine(i); } Console.ReadLine(); } } } }
Sum of Odd Numbers
using System; namespace Sumofoddnumbers { internal class Program
static void Main(string[] args) { int sum = 0; Console.Write("n = "); int n = Convert.ToInt32(Console.ReadLine()); for (int i = 1; i <= n; i+=2) { Console.WriteLine(i + " "); sum += i; } Console.WriteLine("Sum: {0}", sum); Console.ReadLine(); } } }
Multiplication Table
using System; namespace Multiplication { internal class Program { static void Main(string[] args) { int num = int.Parse(Console.ReadLine()); int times = 1; for (int i = times; i <= 10; i++) { Console.WriteLine("{0} x {1} = {2}", num, i, num * i); } Console.ReadLine(); } } }
Multiplication Table 2.
using System; namespace Mul { internal class Program { static void Main(string[] args) { int num; do { num = int.Parse(Console.ReadLine()); } while (num > 100 || num < 0); int times = int.Parse(Console.ReadLine()); if (times > 10) Console.WriteLine("{0} x {1} = {2}", num, times, num * times); else for (int i = times; i <= 10; i++) { Console.WriteLine("{0} x {1} = {2}", num, i, num * i); } Console.ReadLine();
