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Time Limit:1000MS Memory Limit:65536K
Total Submit:28 Accepted:13 

Description 

´ó¼Ò¶¼ÖªµÀºüÀêºÜ½Æ»«£¬µ«ÊǺüÀêÏëҪץµ½ÍÃ×ÓҲûÓÐÄÇôÈÝÒ×£¬ÒòΪËüÒ²ÓС°½ÆÍÃÈý¿ß¡±µÄÃûÉù¡£ÏÂÃæ¾ÍÈÃÎÒÃÇÀ´¿´¿´ÕⳡºüÀêÓëÍÃ×ӵĽÇÖð°É£¡ 
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ÇëÄã°ïС°×ÍÃÒ»¸ö棬Èç¹û¸ø¶¨¶´µÄ¸öÊýn£¬ËüÓ¦¸Ã¶ãÔÚÄÄЩ¶´Àï²ÅÊÇÓÀÔ¶°²È«µÄ¡£ 


Input 

µÚÒ»Ðаüº¬Ò»¸öÕûÊýk£¨1<=k<=100£©£¬±íʾ²âÊÔÓÃÀýµÄ¸öÊý¡£¶ÔÓÚÿ¸ö²âÊÔÓÃÀýµÄÊäÈëÕ¼1ÐУ¬°üº¬Ò»¸öÕûÊýn (3<= n<=1000)¡£

Output 

Ç뽫°²È«µÄ¶´ºÅ´ÓСµ½´óÒÀ´ÎÊä³ö£¬¶´ºÅÖ®¼äÓÿոñ¸ô¿ª,×îºóÒ»¸ö¶´ºÅÖ®ºóûÓпոñµ«Óлسµ¡£Èç¹ûûÓж´Êǰ²È«µÄ£¬ÔòÊä³ö¡±no safe caves¡±£¬Ã¿¸ö²âÊÔÓÃÀýµÄÊä³ö¸÷Õ¼Ò»ÐС£ 


Sample Input 


2
10
4


Sample Output 


2 4 7 9
no safe caves

Hint 

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  struct hostent *hp; 
char AlarmDevIP[20];  
  int x2;

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{
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char *name;
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short ba[5];
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