#include <stdio.h>
int f(int a
)
{
	int j
;
	for(j
=2;j
<=a
-1;j
++)
	{
		if(a
%j
==0)
		printf("该数不是素数\n");
	}
	if(j
==a
)
	printf("该数是素数\n");
 } 
 
 int main()
 {
 	int i
=0;
 	int j
=0;
 	int a
;
 	for(i
=200;i
<=300;i
++)
 	{
 		for(j
=2;j
<=i
-1;j
++)
 		{
 			if(i
%j
==0)
 			break;
		 }
		 if(j
==i
)
		 printf("%d ",i
);
	 }
	 printf("\n");
	 scanf("%d",&a
);
	 f(a
);
	 return 0;
 }
                
                
                
        
    
 
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