please answer ..urgent

Question: A two-dimensional array that contains the matric numbers and marks for a group of students tak ing Engineering Programming is given below. Copy the array into your C++ compiler and write C++ instructions for the following: a) Append the array to insert your matric number and mark (use the last two digits of your matric number as the mark) b) Find the highest mark and the student/s. c) Find the lowest marks and the student/s. d) Calculate the percentage of grades A (75 and above), B (60 to 74), C (45 to 59), and F (44 and below). "50 j 183" 165", "55 string marks[55][2]={"BK 14110062", "75", "BK14110129" "60" "BK 15110018" "55" "BK15110031", "45", "BK15110034", "BK 15110039", "60" "BK15110056", "BK15110065", "36" "BK 15110075", "BK 15110086", "53" "BK15110089" "51", "BK 15110102" "45", BK 15110103" "BK 15110111" "BK 15110112" BK 15110113" BK 15110119" "BK 15110142" "BK 15110152" "BK15110158", "51" "BK15110161", "51", "BK15110169", "40" BK15110176", "BK15110177") "BK 15110186") "BK15110188" "BK15110194", "BK15110195" "BK15110204") "62" "BK15110205") CS" 1155 152" 46 "83" 140" "47" "50" "62" *45" "60" 136", '55" "65", "BK 15110205", "BK15110213", "BK15110215", "BK15110224", "BK 15110225", "BK15110239", "50", "35", "70", "36", "81", "50" "72", "57", "BK15110251" "BK15110264", "BK15110269", "BK15110270", "BK 15110283" "BK 15110299", "BK15110310", "BK 15110315", "BK15110321", "BK 15110341", "BK15110342", "BK15160347", "BK15160851", "BK15160859", "EK 15160261", "BK15160368", "BK 15160897" "BK15160400", 'BK 15160414" 'BK 152704234 "67" "81", "50", "65", '51", "60