施工阶段监理工作结束时,监理单位应向()提交监理工作总结。
A.承包单位
B.建设单位
C.设计单位
D.工程质量监督单位
参考答案:B
戈瑞(Gy)和拉德(rad)的换算关系是()
A.1Gy=103rad
B.1Gy=105rad
C.1Cy=102rad
D.1Gy=104rad
E.1Gy=10rad
Are based on the following Pascal code.FOR i:=1 TO n -1 do BEGIN k:=i: FOR j:=i+1 TO n DO IF A[j] THEN k:=j: IF k<>i THEN BEGINX:=A[k]; A[k]:=A[i]; A[i]:=x END END;<---> Suppose elements in array A are already sorted ascending order of their values when the code begins to run, then execution time of the code will be
A. O(log2n)
B. O(n)
C. O(nlog2n)
D. O(n2)