using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace PrimeNumber
{
public class PrimeNumber
{
static void Main(string[] args)
{
int num;
int num1;
int result;
int i, j;
int inc = 3;
int k = 0;
Console.WriteLine("Untill what number u want to show prime number?");
num = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("The prime number between o and ur number are:");
if (num == 2)
Console.WriteLine("2");
else
{
num1 = num;
Console.WriteLine("2");
int count = 0;
for (i = inc; i <= num; i++)
{
count = 0;
for (j = 2; j < i; j++)
{
result = i % j;
if (result != 0)
{
count = count + 0;
}
else
{
count = 1;
num = num + 1;
}
}
if (count == 0)
{
k = k + 1;
Console.WriteLine(i);
}
if (k == num1 - 1)
{
break;
}
else
{
num = num + 1;
}
if (inc == num)
{
inc = num;
num = inc + 1;
}
}
Console.ReadLine();
}
}
}
OutPut :
Untill what number u want to show prime number? : 10
The prime number between o and ur number are:
2
3
5
7
11
13
17
19
23
29
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace PrimeNumber
{
public class PrimeNumber
{
static void Main(string[] args)
{
int num;
int num1;
int result;
int i, j;
int inc = 3;
int k = 0;
Console.WriteLine("Untill what number u want to show prime number?");
num = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("The prime number between o and ur number are:");
if (num == 2)
Console.WriteLine("2");
else
{
num1 = num;
Console.WriteLine("2");
int count = 0;
for (i = inc; i <= num; i++)
{
count = 0;
for (j = 2; j < i; j++)
{
result = i % j;
if (result != 0)
{
count = count + 0;
}
else
{
count = 1;
num = num + 1;
}
}
if (count == 0)
{
k = k + 1;
Console.WriteLine(i);
}
if (k == num1 - 1)
{
break;
}
else
{
num = num + 1;
}
if (inc == num)
{
inc = num;
num = inc + 1;
}
}
Console.ReadLine();
}
}
}
OutPut :
Untill what number u want to show prime number? : 10
The prime number between o and ur number are:
2
3
5
7
11
13
17
19
23
29
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