C# PRACTICAS

Practica 1 Frutas

using System;
using System.Collections.Generic;
using System.Text;

namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{ Console.WriteLine(”Menu”);
Console.WriteLine(”a. Platano”);
Console.WriteLine(”b. Uva”);
Console.WriteLine(”c. Fresa”);
Console.WriteLine(”d. Manzana”);
Console.WriteLine(”e. Kiwi”);
char a = char.Parse(Console.ReadLine());
switch (a)
{
case ‘a’:
Console.WriteLine(”El platano es amarillo”);
break;
case ‘b’:
Console.WriteLine(”La uva es chiquita”);
break;
case ‘c’:
Console.WriteLine(”Sabe rica”);
break;
case ‘d’:
Console.WriteLine(”Esta deliciosa”);
break;
case ‘e’:
Console.WriteLine(”Es verde”);
break;

}
string h = Console.ReadLine();

}

}
}


Practica 2 Factorial

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace nelly_factorial
{
class Program
{
static void Main(string[] args)
{
int a = 0, i, b = 1, c = 0;
Console.WriteLine("Dame un numero");
int n = int.Parse(Console.ReadLine());
for (i = n; n > 1; i--)
{
a = n * (n - 1);
c = b;
b = c * a;
n = n - 2;
}
Console.WriteLine("El numero factorial es:" + b);
string x = Console.ReadLine();
}
}
}

Practica 3 numero primos

using System;
using System.Collections.Generic;
using System.Text;

namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
int c;
Console.WriteLine(”dame un numero”);
int a = int.Parse(Console.ReadLine());
c = a % 2;
if (a == 2){
Console.WriteLine(”Es Primo”);
}else if(c==0)
{Console.WriteLine(”No es Primo”);}
else
{Console.WriteLine(”Es Primo”);

}
string x= Console.ReadLine();

}
}
}

Practica 4 Fibonacci

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace nelly_fibonacci
{
class Program
{
static void Main(string[] args)
{
int a= 1, b= 1, i, c;
for (i = 0; i <=7; i++)
c = a + b;
b = a;
a = c;
Console.WriteLine( c );
string x =Console.ReadLine();
{
}
}
}
}