问题
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2,1,6/7,4/5,10/13,()A.4/3 B.3/4 C.7/15 D. 7/16
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1/3,4/7 ,7/11 ,2/3 ,13/19 ,()A. 16/21 B. 16/23 C. 18/21 D. 17/21
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1/3,4/7 ,7/11 ,2/3 ,13/19 ,() A. 16/21 B. 16/23 C. 18/21 D. 17/21
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2,4,3,(),13/4,27/8,53/16。A.1 B.7/2 C.7/3 D.4
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1,3,2,4,2,7,4,11,(),()。A.6,19 B.8,18 C.10,20 D.16,22
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有以下程序:main{ int num[4][4]={1 2 3 4} {5 6 7 8} {9 10 11 12 } {13 14 15 16}} i j;for(i=