import java.util.Scanner; |
public class Main |
{ |
public static void main(String[] args) |
{ |
int flag1 = 0 ; |
Scanner x = new Scanner(System.in); //构造一个SCANNER对象,其传入参数为SYSTEM.IN |
int n = x.nextInt(); //读取一个INT数值 |
for ( int i = 2 ; i < n; i++) |
{ |
int flag2 = 0 ; |
for ( int j = 2 ; j<=i/ 2 ; j++) |
{ |
if (i%j== 0 ) |
{ |
flag2 = 1 ; |
break ; |
} |
} |
if (flag2== 0 ) |
{ |
if (flag1== 1 ) |
{ |
System.out.print( "," ); |
System.out.print(i); |
} |
else |
{ |
System.out.print(i); |
flag1 = 1 ; |
} |
} |
} |
} |
} |