Prime number program in c

Program to check prime number, Print next prime number

write a program to print next prime number suppose you enter 6 then print next prime number that is 7

1. Program to check prime number, Print next prime number
write a program to print next prime number suppose you enter 6 then print next prime number that is 7
#include<stdio.h>
#include<conio.h>
void main()
{
int i,j=2,num;
clrscr();
printf("Enter anynumber: ");
scanf("%d",&num);
printf("Next Prime number: ");
for(i=num+1; i<3000; i++)
{
for(j=2; j<i; j++)
{
if(i%j==0)
{
break;
} // if
} // for

2. if(i==j || i==1)
{
printf("%d ",i);
break;
} // if
} // outer for
getch();
}
Output:
Enter any number: 10
Next prime number: 11
Download Code:
http://www.tutorial4us.com/program/c-program-prime-number
http://www.tutorial4us.com/program/c-program-prime-number