(30PTS) Suppose you are using a Mac to read your e-mail messages, and your receive an e-mail message with a PowerPoint file attached. PowerPoint is not installed on the Mac you are working with. Which of these could you use to view the file? Choose all answers that are correct.
A. a text editor
B. Keynote
C. PowerPoint Online
D. a photo editor

Which best describes the condition under which the unicode output is the same as plain text?

What is the worst-case complexity of the maxrepeats function? assume that the longest string in the names array is at most 25 characters wide (i.e., string comparison can be treated as o( class namecounter { private: int* counts; int nc; string* names; int nn; public: namecounter (int ncounts, int nnames); int maxrepeats() const; }; int namecounter: : maxrepeats () { int maxcount = 0; for (int i = 0; i < nc; ++i) { int count = 1; for (int j = i+1; j < nc; ++j) { if (names[i] == names[j]) ++count; } maxcount = max(count, maxcount); } return maxcount; }

Visualizing a game of “tag” to remember the meaning of contagious