Program:
class Program
{
static void Main(string[] args)
{
int a = 10;
int b = 20;
int c = a + b;
Console.WriteLine(c);
Console.ReadLine();
}
}
2. Program to find biggest of two numbers.
Program:
class Program
{
static void Main(string[] args)
{
int i, j;
i = 10;
j = 20;
if (i > j)
{
Console.WriteLine("i is bigger");
}
else
{
Console.WriteLine("J is bigger");
}
Console.ReadLine();
}
}
3.Write a program to print numbers up to given number.
Program:
static void Main(string[] args)
{
int n;
Console.WriteLine("Enter Value for n");
n= Int32.Parse(Console.ReadLine());
for (int i = 1; i <=n; i++)
{
Console.WriteLine(i);
}
Console.ReadLine();
}
4. Program to print System Date and Time.
Program:
class Program
{
static void Main(string[] args)
{
Console.WriteLine(DateTime.Now);
System.Console.ReadLine();
}
}
5. Write a program to print alphabets A to Z.
Program:
class Program
{
static void Main(string[] args)
{
for (int i = 65; i <= 90; i++)
{
char c = Convert.ToChar(i);
Console.WriteLine(c);
}
Console.ReadLine();
}
}
6. Write a program to print Factorial of a given number.
Program:
static void Main(string[] args)
{
int n, sum = 1;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
for (int i = n; i > 0; i--)
{
sum = sum * i;
}
Console.WriteLine(sum);
Console.ReadLine();
}
7. Program to check whether the given number is Palindrome or not.
Program:
static void Main(string[] args)
{
int n, d,sum = 0,m;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
m = n;
while(n>0)
{
d = n % 10;
sum = sum * 10 + d;
n = n / 10;
}
Console.WriteLine(sum);
if (sum == m)
{
Console.WriteLine("its a palindrome");
}
else
{
Console.WriteLine("Its not a palindrome");
}
Console.ReadLine();
}
Note: % gives remainder and / gives quotient.
8. Write a program to check whether given number is a Armstrong or not.
Program:
static void Main(string[] args)
{
int n, d,sum = 0,m;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
m = n;
while(n>0)
{
d = n % 10;
sum = sum+(d*d*d);
n = n / 10;
}
Console.WriteLine(sum);
if (sum == m)
{
Console.WriteLine("its a armstrong");
}
else
{
Console.WriteLine("Its not a armstrong");
}
Console.ReadLine();
}
9. Program to print sum of individual digits in a given number.
Program:
static void Main(string[] args)
{
int n, d,sum = 0,m;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
m = n;
while(n>0)
{
d = n % 10;
sum = sum+d;
n = n / 10;
}
Console.WriteLine(sum);
Console.ReadLine();
}
10. Write a program to print Reverse of a given number.
Program:
static void Main(string[] args)
{
int n, d,rev = 0,m;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
m = n;
while(n>0)
{
d = n % 10;
rev = rev*10+d;
n = n / 10;
}
Console.WriteLine(rev);
Console.ReadLine();
}
11. Write a program to print the following output.
*
**
***
****
*****
Program:
static void Main(string[] args)
{
int i, j;
for (i = 0; i <= 5; i++)
{
for (j = 0; j <= i; j++)
{
Console.Write("*");
Console.Write(" ");
}
Console.WriteLine();
}
Console.ReadLine();
}
12. Write a program to print Odd Series upto given number.
Program:
static void Main(string[] args)
{
int a;
Console.WriteLine("Enter a number");
a = Int32.Parse(Console.ReadLine());
for (int i = 1; i <= a; i++)
{
if (i % 2 == 1)
{
Console.WriteLine(i);
}
}
Console.ReadLine();
}
Program:
class Program
{
static void Main(string[] args)
{
int i, j;
i = 10;
j = 20;
if (i > j)
{
Console.WriteLine("i is bigger");
}
else
{
Console.WriteLine("J is bigger");
}
Console.ReadLine();
}
}
3.Write a program to print numbers up to given number.
Program:
static void Main(string[] args)
{
int n;
Console.WriteLine("Enter Value for n");
n= Int32.Parse(Console.ReadLine());
for (int i = 1; i <=n; i++)
{
Console.WriteLine(i);
}
Console.ReadLine();
}
4. Program to print System Date and Time.
Program:
class Program
{
static void Main(string[] args)
{
Console.WriteLine(DateTime.Now);
System.Console.ReadLine();
}
}
5. Write a program to print alphabets A to Z.
Program:
class Program
{
static void Main(string[] args)
{
for (int i = 65; i <= 90; i++)
{
char c = Convert.ToChar(i);
Console.WriteLine(c);
}
Console.ReadLine();
}
}
6. Write a program to print Factorial of a given number.
Program:
static void Main(string[] args)
{
int n, sum = 1;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
for (int i = n; i > 0; i--)
{
sum = sum * i;
}
Console.WriteLine(sum);
Console.ReadLine();
}
7. Program to check whether the given number is Palindrome or not.
Program:
static void Main(string[] args)
{
int n, d,sum = 0,m;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
m = n;
while(n>0)
{
d = n % 10;
sum = sum * 10 + d;
n = n / 10;
}
Console.WriteLine(sum);
if (sum == m)
{
Console.WriteLine("its a palindrome");
}
else
{
Console.WriteLine("Its not a palindrome");
}
Console.ReadLine();
}
Note: % gives remainder and / gives quotient.
8. Write a program to check whether given number is a Armstrong or not.
Program:
static void Main(string[] args)
{
int n, d,sum = 0,m;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
m = n;
while(n>0)
{
d = n % 10;
sum = sum+(d*d*d);
n = n / 10;
}
Console.WriteLine(sum);
if (sum == m)
{
Console.WriteLine("its a armstrong");
}
else
{
Console.WriteLine("Its not a armstrong");
}
Console.ReadLine();
}
9. Program to print sum of individual digits in a given number.
Program:
static void Main(string[] args)
{
int n, d,sum = 0,m;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
m = n;
while(n>0)
{
d = n % 10;
sum = sum+d;
n = n / 10;
}
Console.WriteLine(sum);
Console.ReadLine();
}
10. Write a program to print Reverse of a given number.
Program:
static void Main(string[] args)
{
int n, d,rev = 0,m;
Console.WriteLine("Enter Value for N");
n = Int32.Parse(Console.ReadLine());
m = n;
while(n>0)
{
d = n % 10;
rev = rev*10+d;
n = n / 10;
}
Console.WriteLine(rev);
Console.ReadLine();
}
11. Write a program to print the following output.
*
**
***
****
*****
Program:
static void Main(string[] args)
{
int i, j;
for (i = 0; i <= 5; i++)
{
for (j = 0; j <= i; j++)
{
Console.Write("*");
Console.Write(" ");
}
Console.WriteLine();
}
Console.ReadLine();
}
12. Write a program to print Odd Series upto given number.
Program:
static void Main(string[] args)
{
int a;
Console.WriteLine("Enter a number");
a = Int32.Parse(Console.ReadLine());
for (int i = 1; i <= a; i++)
{
if (i % 2 == 1)
{
Console.WriteLine(i);
}
}
Console.ReadLine();
}
13. Write a program to print ASCCI value of a given alphabet.
Program:
static void Main(string[] args)
{
int a;
char c;
Console.WriteLine("enter value for a ");
c = Char.Parse(Console.ReadLine());
a = Convert.ToInt32(c);
Console.WriteLine(a);
Console.ReadLine();
}
14. Write a program to print even numbers up to given number.
Program:
class Program
{
static void Main(string[] args)
{
int n;
Console.WriteLine("Enter a number for n");
n = Int32.Parse(Console.ReadLine());
for (int i = 1; i <= n; i++)
{
if (i % 2 == 0)
{
Console.WriteLine(i);
}
}
Console.ReadLine();
}
}
15. Write a program to print Odd numbers up to given number.
Program:
class Program
{
static void Main(string[] args)
{
int n;
Console.WriteLine("Enter a number for n");
n = Int32.Parse(Console.ReadLine());
for (int i = 1; i <= n; i++)
{
if (i % 2 == 1)
{
Console.WriteLine(i);
}
}
Console.ReadLine();
}
}
Program:
static void Main(string[] args)
{
int a;
char c;
Console.WriteLine("enter value for a ");
c = Char.Parse(Console.ReadLine());
a = Convert.ToInt32(c);
Console.WriteLine(a);
Console.ReadLine();
}
14. Write a program to print even numbers up to given number.
Program:
class Program
{
static void Main(string[] args)
{
int n;
Console.WriteLine("Enter a number for n");
n = Int32.Parse(Console.ReadLine());
for (int i = 1; i <= n; i++)
{
if (i % 2 == 0)
{
Console.WriteLine(i);
}
}
Console.ReadLine();
}
}
15. Write a program to print Odd numbers up to given number.
Program:
class Program
{
static void Main(string[] args)
{
int n;
Console.WriteLine("Enter a number for n");
n = Int32.Parse(Console.ReadLine());
for (int i = 1; i <= n; i++)
{
if (i % 2 == 1)
{
Console.WriteLine(i);
}
}
Console.ReadLine();
}
}
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