1 Write down a function to toggle CASE of each character of a string. For example, if the given input is "Abcd56gH", then it produces "aBcD56Gh". 15

2 Consider int num[10][4] holds the four quiz marks of a class of 20 students. Write a program to find out

i. Total quiz marks of all the quizzes for each student.

ii. Sum of BEST THREE QUIZZES of each student

iii. Student count who got more than 14 in at least TWO quizzes.

3 Consider two dice are tossed. Depending on the sum of two outputs (say, x and y) of the dice, the following rating is given.