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Friday, June 28, 2013

Twin Prime Numbers

void main()
{
     int t=0,x,n=1,i,p=0,n2;
     printf("Enter number of terms:");
     scanf("%d",&x);
     while(t<x)
     {
     for(i=1;i<=n;i++)
           if(n%i==0)
                p++;
     if(p==2)
     {
           p=0;
           n2=n+2;
           for(i=1;i<=n2;i++)
                if(n2%i==0)
                     p++;
           if(p==2)
           {
                printf("(%d,%d) ",n,n2);
                t++;
           }
     }
     p=0;
     n+=2;
     }
     getch();
     clrscr();
}


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