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聽聽聽 1. 濡傛灉鐢ㄤ竴涓驚鐜暟緇?/span>q[0..m-1]琛ㄧず闃熷垪鏃訛紝璇ラ槦鍒楀彧鏈変竴涓槦鍒楀ご鎸囬拡front錛屼笉璁鵑槦鍒楀熬鎸囬拡rear錛岃€屾敼緗鏁板櫒count鐢ㄤ互璁板綍闃熷垪涓粨鐐圭殑涓暟銆?/span>

銆€銆€錛?/span>1錛夌紪鍐欏疄鐜伴槦鍒楃殑涓変釜鍩烘湰榪愮畻錛氬垽絀恒€佸叆闃熴€佸嚭闃燂紙3鍒嗭級

銆€銆€錛?/span>2錛夐槦鍒椾腑鑳藉綰沖厓绱犵殑鏈€澶氫釜鏁版槸澶氬皯錛燂紙1鍒嗭級銆?a target="_blank">涓滃寳澶у 2002 涓€銆?/span>1銆?/span>

銆€銆€銆愬弬鑰冪瓟妗堛€?/span>

銆€銆€typedef struct

銆€銆€{elemtp q[m];

銆€銆€int front,count; //front鏄槦棣栨寚閽堬紝count鏄槦鍒椾腑鍏冪礌涓暟銆?/span>

銆€銆€}cqnode; //瀹氫箟綾誨瀷鏍囪瘑絎︺€?/span>

銆€銆€(1)鍒ょ┖錛?/span>int Empty(cqnode cq) //cq鏄?/span>cqnode綾誨瀷鐨勫彉閲?/span>

銆€銆€{if(cq.count==0) return(1)錛?/span>else return(0); //絀洪槦鍒?/span>}

銆€銆€鍏ラ槦: int EnQueue(cqnode cq錛?/span>elemtp x)

銆€銆€{if(count==m){printf(鈥滈槦婊?/span>\n鈥?/span>)錛?/span>exit(0); }

銆€銆€cq.q[(cq.front+count)%m]=x; //x鍏ラ槦

銆€銆€count++; return(1); //闃熷垪涓厓绱犱釜鏁板鍔?/span>1,鍏ラ槦鎴愬姛銆?/span>

銆€銆€}

銆€銆€鍑洪槦: int DelQueue(cqnode cq)

銆€銆€{if (count==0){printf(鈥滈槦絀?/span>\n鈥?/span>)錛?/span>return(0);}

銆€銆€printf(鈥滃嚭闃熷厓绱犫€濓紝cq.q[cq.front]);

銆€銆€x=cq.q[cq.front];

銆€銆€cq.front=(cq.front+1)%m; //璁＄畻鏂扮殑闃熷ご鎸囬拡銆?/span>

銆€銆€return(x)

銆€銆€}

銆€銆€(2) 闃熷垪涓兘瀹圭撼鐨勫厓绱犵殑涓暟涓?/span>m銆傞槦澶存寚閽?/span>front鎸囧悜闃熷ご鍏冪礌銆?/span>

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銆€銆€2. 緇欏嚭寰幆闃熷垪涓厓绱犱釜鏁扮殑璁＄畻寮?/span>(璁鵑槦鏈€澶ч暱搴︿負(fù)N,闃熼鎸囬拡FRONT錛岄槦灝炬寚閽?/span>REAR) 銆?a target="_blank">瑗垮寳澶у 2000 浜屻€?/span>7 (5鍒?/span>)銆?/span>

銆€銆€銆愬弬鑰冪瓟妗堛€?/span>

銆€銆€寰幆闃熷垪涓厓绱犱釜鏁頒負(fù)錛?/span>REAR-FRONT+N錛?/span>%N銆傚叾涓?/span>FRONT鏄槦棣栨寚閽堬紝鎸囧悜闃熼鍏冪礌鐨勫墠涓€浣嶇疆錛?/span>REAR鏄槦灝炬寚閽堬紝鎸囧悜闃熷熬鍏冪礌錛?/span>N鏄槦鍒楁渶澶ч暱搴︺€?/span>