第31题: [单项选择]将一个A[1,…,50,1,…,50]的三对角矩阵,按行优先存入一维数组B[1,…,148]中,A中元素A33,32(即该元素下标i=33,j=32),在B数组中的位置k为______。 A. 98 B. 95 C. 97 D. 96 参考答案:D 答案解析:[解析] 根据三对角对阵压缩方法: 将A[1,…,n][1,…,n]压缩至B[0,…,3n-3]时,aij与bk的对应关系为:k=2i+j-3;<
第32题: [单项选择]Which of the following is TRUE A. Man is more colour-conscious than the honey-bee. B. The honey-bee is blind to red. C. The honey-bee can see far more colours than man. D. Man is sensitive to the ultra-violet. 参考答案:B 答案解析:[解析] “The part of the spectrum seen by color-conscious man as red is non-existent for honeybees”根据文中