using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Primenumber
{
class Class1
{
static void Main(string[] args)
{
bool current = false;
int j;
Console.WriteLine("Prime numbers upto 1000");
// int num = Int32.Parse(Console.ReadLine());
for (int i = 2; i <= num ; i++) //2 is the first prime number.
//I set i to 2 beacuse it has to print 2 firstly...
{
for (j = 2; j < i; j++)
{
if (i % j == 0)//Controls i is prime number or not...
{
current = true;
break;//breaks for not controlling anymore...
}
}
if (current == false)
Console.Write("{0} ", j);//if i is prime number, print it...
else
current = false;
}
Console.ReadLine();
}
}
}
OUTPUT:
2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Primenumber
{
class Class1
{
static void Main(string[] args)
{
bool current = false;
int j;
Console.WriteLine("Prime numbers upto 1000");
// int num = Int32.Parse(Console.ReadLine());
for (int i = 2; i <= num ; i++) //2 is the first prime number.
//I set i to 2 beacuse it has to print 2 firstly...
{
for (j = 2; j < i; j++)
{
if (i % j == 0)//Controls i is prime number or not...
{
current = true;
break;//breaks for not controlling anymore...
}
}
if (current == false)
Console.Write("{0} ", j);//if i is prime number, print it...
else
current = false;
}
Console.ReadLine();
}
}
}
OUTPUT:
2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97
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