鏁版嵁緇撴瀯絎簲绔犲～絀洪鍙?qiáng)绛旀[6]_璺ㄨ€冪綉

聽聽聽 聽聽 1. 宸茬煡騫夸箟琛?/span>A=(9,7,( 8,10,(99)),12)錛岃瘯鐢ㄦ眰琛ㄥご鍜岃〃灝劇殑鎿嶄綔Head( )鍜?/span>Tail( )灝嗗師瀛愬厓绱?/span>99浠?/span>A涓彇鍑烘潵銆?/span> 銆?a target="_blank">瑗垮畨浜ら€氬ぇ瀛?/a> 1996 鍥涖€?/span>5 (5鍒?/span>)銆?/span>

銆€銆€銆愬弬鑰冪瓟妗堛€?/span>

銆€銆€head錛?/span>head錛?/span>tail錛?/span>tail錛?/span>head錛?/span>tail錛?/span>tail錛?/span>A錛夛級(jí)錛夛級(jí)錛夛級(jí)錛?/span>

銆€銆€

銆€銆€2. 騫夸箟琛ㄧ殑娣卞害鏄?/span>_______銆傘€愬寳浜交宸ヤ笟瀛﹂櫌 2000 涓€銆?/span>1錛?/span>2鍒嗭級(jí)銆?/span>

銆€銆€銆愬弬鑰冪瓟妗堛€?/span>

銆€銆€琛ㄥ睍寮€鍚庢墍鍚嫭鍙風(fēng)殑灞傛暟

銆€銆€

銆€銆€3. 騫夸箟琛?/span>(a,(a,b),d,e,((i,j),k))鐨勯暱搴︽槸錛?/span>1錛?/span>_錛屾繁搴︽槸錛?/span>2錛?/span>_銆傘€?a target="_blank">灞變笢澶у 2001 涓夈€?/span>9 (2鍒?/span>)銆戙€?a target="_blank">瑗垮畨鐢?shù)瀛惪U戞妧澶у 2001杞歡 涓€銆?/span>5 錛?/span>2鍒嗭級(jí)銆?/span> 銆?a target="_blank">鍝堝皵婊ㄥ伐涓氬ぇ瀛?/a> 2001 涓€銆?/span>2 錛?/span>2鍒嗭級(jí)銆?/span>

銆€銆€銆愬弬鑰冪瓟妗堛€?/span>

銆€銆€錛?/span>1錛?/span>5 錛?/span>2錛?/span>3

銆€銆€

銆€銆€4. 宸茬煡騫夸箟琛?/span>LS=(a錛?/span>(b錛?/span>c錛?/span>d)錛?/span>e),榪愮敤head鍜?/span>tail鍑芥暟鍙栧嚭LS涓師瀛?/span>b鐨勮繍綆楁槸_______銆傘€?a target="_blank">鐕曞北澶у 2001 浜屻€?/span>2 錛?/span>3鍒嗭級(jí)銆?/span>

銆€銆€銆愬弬鑰冪瓟妗堛€?/span>

銆€銆€head(head(tail(LS)))

銆€銆€

銆€銆€5. 騫夸箟琛?/span>A=錛堬紙錛?/span>a錛?/span>b錛夛紝錛?/span>c錛?/span>d錛?/span>e錛夛級(jí)錛夛紝鍙栧嚭A涓殑鍘熷瓙e鐨勬搷浣滄槸: _______銆傘€?a target="_blank">鍚堣偉宸ヤ笟澶у 1999 涓夈€?/span>5錛?/span>2鍒嗭級(jí)銆?/span>

銆€銆€銆愬弬鑰冪瓟妗堛€?/span>

銆€銆€head(tail(tail(head(tail(head(A))))))