Programming Basic No.10

gistfile1.txt

#include<stdio.h>
int main()
{
int N,cnt,point,max,check;


printf("Pls enter the [MAX] number you want to judge the one which is a prime number\n");
printf("->");
scanf("%d",&max);

printf("2 is a prime number \n");
for(N=3;N<=max;N++)
{
point=0;
for(cnt=2;cnt<N-1;cnt++)
{
check=N%cnt;
if(check==0)
{
point++;
}

}
if(point==0)
{
printf("%d is a prime number \n",N);
}

}
}