鏁版嵁緇撴瀯絎笁绔犺璁￠鍙?qiáng)鍙傝€冪瓟妗圼2]_璺ㄨ€冪綉

聽 1. 璁句粠閿洏杈撳叆涓€鏁存暟鐨勫簭鍒楋細(xì)a1, a2, a3錛屸€︼紝an,璇曠紪鍐欑畻娉曞疄鐜幫細(xì)鐢ㄦ爤緇撴瀯瀛樺偍杈撳叆鐨勬暣鏁幫紝褰?/span>ai鈮?/span>-1鏃訛紝灝?/span>ai榪涙爤錛涘綋ai=-1鏃訛紝杈撳嚭鏍堥《鏁存暟騫跺嚭鏍堛€傜畻娉曞簲瀵瑰紓甯告儏鍐碉紙鍏ユ爤婊＄瓑錛夌粰鍑虹浉搴旂殑淇℃伅銆傘€?a target="_blank">鍗椾含鑸┖鑸ぉ澶у 1998 鍏?/span> 錛?/span>10鍒嗭級(jí)銆?/span>

銆€銆€銆愬弬鑰冪瓟妗堛€?/span>

銆€銆€#define maxsize 鏍堢┖闂村閲?/span>

銆€銆€void InOutS(int s[maxsize])

銆€銆€//s鏄厓绱犱負(fù)鏁存暟鐨勬爤錛屾湰綆楁硶榪涜鍏ユ爤鍜岄€€鏍堟搷浣溿€?/span>

銆€銆€{int top=0; //top涓烘爤欏舵寚閽堬紝瀹氫箟top=0鏃朵負(fù)鏍堢┖銆?/span>

銆€銆€for(i=1; i<=n; i++) //n涓暣鏁板簭鍒椾綔澶勭悊銆?/span>

銆€銆€{scanf(鈥?/span>%d鈥?/span>,&x); //浠庨敭鐩樿鍏ユ暣鏁板簭鍒椼€?/span>

銆€銆€if(x!=-1) // 璇誨叆鐨勬暣鏁頒笉絳変簬-1鏃跺叆鏍堛€?/span>

銆€銆€if(top==maxsize-1){printf(鈥滄爤婊?/span>\n鈥?/span>);exit(0);}else s[++top]=x; //x鍏ユ爤銆?/span>

銆€銆€else //璇誨叆鐨勬暣鏁扮瓑浜?/span>-1鏃墮€€鏍堛€?/span>

銆€銆€{if(top==0){printf(鈥滄爤絀?/span>\n鈥?/span>);exit(0);} else printf(鈥滃嚭鏍堝厓绱犳槸%d\n鈥?/span>,s[top--])錛?/span>}}

銆€銆€}//綆楁硶緇撴潫銆?/span>

銆€銆€

銆€銆€2. 璁捐〃杈懼紡浠ュ瓧絎﹀艦寮忓凡瀛樺叆鏁扮粍E[n]涓紝鈥?/span>#鈥欎負(fù)琛ㄨ揪寮忕殑緇撴潫絎︼紝璇曞啓鍑哄垽鏂〃杈懼紡涓嫭鍙鳳紙鈥橈紙鈥欏拰鈥橈級(jí)鈥欙級(jí)鏄惁閰嶅鐨?/span>C璇█鎻忚堪綆楁硶錛?/span>EXYX(E); (娉細(xì)綆楁硶涓彲璋冪敤鏍堟搷浣滅殑鍩烘湰綆楁硶銆?/span>) 銆?a target="_blank">鍖椾含縐戞妧澶у 2001 涔?jié)銆?/span>1 錛?/span>10鍒嗭級(jí)銆?/span>

銆€銆€銆愬弬鑰冪瓟妗堛€?/span>

銆€銆€[棰樼洰鍒嗘瀽]鍒ゆ柇琛ㄨ揪寮忎腑鎷彿鏄惁鍖歸厤錛屽彲閫氳繃鏍堬紝綆€鍗曡鏄乏鎷彿鏃惰繘鏍堬紝鍙蟲嫭鍙鋒椂閫€鏍堛€傞€€鏍堟椂錛岃嫢鏍堥《鍏冪礌鏄乏鎷彿錛屽垯鏂拌鍏ョ殑鍙蟲嫭鍙蜂笌鏍堥《宸︽嫭鍙峰氨鍙秷鍘匯€傚姝や笅鍘伙紝杈撳叆琛ㄨ揪寮忕粨鏉熸椂錛屾爤涓虹┖鍒欐紜紝鍚﹀垯鎷彿涓嶅尮閰嶃€?/span>

銆€銆€int EXYX(char E[],int n)

銆€銆€//E[]鏄湁n瀛楃鐨勫瓧絎︽暟緇勶紝瀛樻斁瀛楃涓茶〃杈懼紡錛屼互鈥?/span>#鈥欑粨鏉熴€傛湰綆楁硶鍒ゆ柇琛ㄨ揪寮忎腑鍦嗘嫭鍙鋒槸鍚﹀尮閰嶃€?/span>

銆€銆€{char s[30]; //s鏄竴緇存暟緇勶紝瀹歸噺瓚沖澶э紝鐢ㄤ綔瀛樻斁鎷彿鐨勬爤銆?/span>

銆€銆€int top=0; //top鐢ㄤ綔鏍堥《鎸囬拡銆?/span>

銆€銆€s[top]= 鈥?/span>#鈥?/span>; //鈥?/span>#鈥欏厛鍏ユ爤錛岀敤浜庡拰琛ㄨ揪寮忕粨鏉熺鍙封€?/span>#鈥欏尮閰嶃€?/span>

銆€銆€int i=0; //瀛楃鏁扮粍E鐨勫伐浣滄寚閽堛€?/span>

銆€銆€while(E[i]!= 鈥?/span>#鈥?/span>) //閫愬瓧絎﹀鐞嗗瓧絎﹁〃杈懼紡鐨勬暟緇勩€?/span>

銆€銆€switch(E[i])

銆€銆€{case鈥?/span>(鈥?/span>: s[++top]=鈥?/span>(鈥?/span>; i++ ; break ;

銆€銆€case鈥?/span>)鈥?/span>: if(s[top]==鈥?/span>(鈥?/span>{top--; i++; break;}

銆€銆€else{printf(鈥滄嫭鍙蜂笉閰嶅鈥?/span>);exit(0);}

銆€銆€case鈥?/span>#鈥?/span>: if(s[top]==鈥?/span>#鈥?/span>){printf(鈥滄嫭鍙烽厤瀵?/span>\n鈥?/span>);return (1);}

銆€銆€else {printf(鈥?/span> 鎷彿涓嶉厤瀵?/span>\n鈥?/span>);return (0);} //鎷彿涓嶉厤瀵?/span>

銆€銆€default : i++; //璇誨叆鍏跺畠瀛楃錛屼笉浣滃鐞嗐€?/span>

銆€銆€}

銆€銆€}//綆楁硶緇撴潫銆?/span>

銆€銆€[綆楁硶璁ㄨ]鏈鏄敤鏍堝垽鏂嫭鍙峰尮閰嶇殑鐗逛緥錛氬彧媯€(gè)鏌ュ渾鎷彿鐨勯厤瀵廣€備竴鑸儏鍐墊槸媯€(gè)鏌ヨ姳鎷彿錛堚€?/span>{鈥欙紝鈥?/span>}鈥欙級(jí)銆佹柟鎷彿錛堚€?/span>[鈥欙紝鈥?/span>]鈥欙級(jí)鍜屽渾鎷彿錛堚€橈紙鈥欙紝鈥橈級(jí)鈥欙級(jí)鐨勯厤瀵歸棶棰樸€傜紪鍐欑畻娉曚腑濡傞亣宸︽嫭鍙鳳紙鈥?/span>{鈥欙紝鈥?/span>[鈥欙紝鎴栤€橈紙鈥欙級(jí)灝卞帇鍏ユ爤涓紝濡傞亣鍙蟲嫭鍙鳳紙鈥?/span>}鈥欙紝鈥?/span>]鈥欙紝鎴栤€橈級(jí)鈥欙級(jí)錛屽垯涓庢爤欏跺厓绱犳瘮杈冿紝濡傛槸涓庡叾閰嶅鐨勬嫭鍙鳳紙宸﹁姳鎷彿錛屽乏鏂規(guī)嫭鍙鋒垨宸﹀渾鎷彿錛夛紝鍒欏脊鍑烘爤欏跺厓绱狅紱鍚﹀垯錛屽氨緇撹鎷彿涓嶉厤瀵廣€傚湪璇誨叆琛ㄨ揪寮忕粨鏉熺鈥?/span>#鈥欐椂錛屾爤涓嫢搴斿彧鍓┾€?/span>#鈥欙紝琛ㄧず鎷彿鍏ㄩ儴閰嶅鎴愬姛錛涘惁鍒欒〃紺烘嫭鍙蜂笉鍖歸厤銆?/span>

銆€銆€鍙﹀錛岀敱浜庢湰棰樺彧鏄鏌ユ嫭鍙鋒槸鍚﹀尮閰嶏紝鏁呭浠庤〃杈懼紡涓鍏ョ殑涓嶆槸鎷彿鐨勯偅浜涘瓧絎︼紝涓€寰嬫湭浣滃鐞嗐€傚啀鏈夛紝鍋囪鏍堝閲忚凍澶熷ぇ錛屽洜姝ゅ叆鏍堟椂鏈垽鏂孩鍑恒€?/font>