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銆€銆€錛?/span>1錛夛紟鏌ラ偦鎺ヨ〃涓叆搴︿負______鐨勯《鐐癸紝騫惰繘鏍堬紱

銆€銆€錛?/span>2錛夛紟鑻ユ爤涓嶇┖錛屽垯鈶犺緭鍑烘爤欏跺厓绱?/span>Vj錛屽茍閫€鏍堬紱鈶℃煡Vj鐨勭洿鎺ュ悗緇?/span>Vk錛屽Vk鍏ュ害澶勭悊錛屽鐞嗘柟娉曟槸______錛?/span>

銆€銆€錛?/span>3錛夛紟鑻ユ爤絀烘椂錛岃緭鍑洪《鐐規(guī)暟灝忎簬鍥劇殑欏剁偣鏁幫紝璇存槑鏈?/span>______錛屽惁鍒欐嫇鎵戞帓搴忓畬鎴愩€傘€?a target="_blank">鍗椾含鐞嗗伐澶у 1996 浜屻€?/span>3 錛?/span>6鍒嗭級銆?/span>

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銆€銆€2錛庡凡鐭ュ浘鐨勯偦鎺ヨ〃緇撴瀯涓猴細

銆€銆€CONST vtxnum={鍥劇殑欏剁偣鏁?/span>}

銆€銆€TYPE vtxptr=1..vtxnum;

銆€銆€arcptr=^arcnode;

銆€銆€arcnode=RECORD adjvex:vtxptr; nextarc:arcptr END;

銆€銆€vexnode=RECORD vexdata:{鍜岄《鐐圭浉鍏崇殑淇℃伅}錛?/span>firstarc:arcptr END;

銆€銆€adjlist=ARRAY[vtxptr]OF vexnode;

銆€銆€鏈畻娉曟槸瀹炵幇鍥劇殑娣卞害浼樺厛閬嶅巻鐨勯潪閫掑綊綆楁硶銆傚叾涓紝浣跨敤涓€涓『搴忔爤stack銆傛爤欏舵寚閽堜負top銆?/span>visited涓烘爣蹇楁暟緇勩€?/span>

銆€銆€PROC dfs(g:adjlist;v0:vtxptr);

銆€銆€top=0; write(v0); visited[v0]:=ture; p:=g[v0].firstarc;

銆€銆€WHILE (top<>0)OR(p<>NIL)DO

銆€銆€{WHILE(1)_______DO

銆€銆€{v:=p^.adjvex;

銆€銆€IF(2)_______ THEN p:=p^.nextarc

銆€銆€ELSE {write(v); visited[v]:=true; top:=top+1; stack[top]:=p; (3)_______} }

銆€銆€IF top<>0 THEN{p:=stack[top]; top:=top-1; (4)_______}

銆€銆€}

銆€銆€ENDP銆?a target="_blank">鍚屾祹澶у 2000 浜屻€?/span>2 (10鍒?/span>)銆?/span>

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