英译汉:Tryingisanattitude.Ithasnothingtodowithyourage.Andithasnothingtodowithtime.Itisthedesireforabetterselfthattakesrootdeeplyinyourheart.Themosthorriblethingthatcanhappeninyourlifeisnotbeingunseccessfuleventhoughyoutried,butthatyougiveupandtellyourselfitisprecioustobejustordinary.
将一个A[99][99]的三对角矩阵,按行优先存入一维数组B[298]中,A中元素A66,65(即该元素下标i=66,j=65),在B数组中的位置K为( )。供选择的答案:
A. 198
B. 195
C. 197
D. 199