1. Write C++ code for a loop that simultaneously computes both the maximum and minimum element in a given vector.

Break word to break iteration, only valid input is END Error message should come up by a print function if enter wrong input eg 12, 5.6 and ask user to re enter  Show program to show letter made in 8 x 8 grid using python 3

Please use python to calculate student's letter grades(A, A+, B, B+, C, C+) based on quizzes, homework, midterm, and final obtain marks. Please use more than 5 functions including loop, list, if, for, function. (Please include Psedocode and flow chart). Thank You!