أساسيات استيفاء السلاسل النصية

using System;

class Program {
    static void Main() {
        string name = "Ada";
        Console.WriteLine($"Hello, {name}!");
    }
}

using System;

class Program {
    static void Main() {
        int a = 3, b = 4;
        Console.WriteLine($"Sum is {a + b}");
    }
}

using System;

class Program {
    static void Main() {
        string word = "hello";
        Console.WriteLine($"Upper: {word.ToUpper()}");
    }
}

using System;

class Program {
    static void Main() {
        string first = "Grace", last = "Hopper";
        Console.WriteLine($"{first} {last}");
    }
}

using System;

class Program {
    static void Main() {
        int day = 5, month = 11, year = 2026;
        Console.WriteLine($"{day}/{month}/{year}");
    }
}

using System;

class Program {
    static void Main() {
        int x = 5;
        Console.WriteLine($"Value in braces: {{{x}}}");
    }
}

using System;

class Program {
    static void Main() {
        double price = 3.14159;
        Console.WriteLine($"Price: {price:F2}");
    }
}

using System;

class Program {
    static void Main() {
        Console.WriteLine($"[{"hi",10}]");
        Console.WriteLine($"[{"hi",-10}]");
    }
}

using System;

class Program {
    static void Main() {
        int n = 7;
        Console.WriteLine($"{n} is {(n % 2 == 0 ? "even" : "odd")}");
    }
}

using System;

class Program {
    static void Main() {
        string user = "Lee";
        int items = 3;
        Console.WriteLine($"{user}, you have {items} new messages.");
    }
}

using System;

class Program {
    static void Main() {
        int score = 95;
        string grade = score >= 90 ? "A" : "B";
        Console.WriteLine($"Score {score} earns grade {grade}");
    }
}