1.2.2: output variable value. jump to level 1 write a statement that outputs variable userage. end with a newline. 1 2 3 4 5 6 7 8 9 10 11 12 #include using namespace std; int main() { int userage; cin > > userage; // program will be tested with values: 15, 40. /* your code goes here */ return 0; } 1 2 check next 1 2

Write a method named addall that could be placed inside the hashintset class. this method accepts another hashintset as a parameter and adds all elements from that set into the current set, if they are not already present. for example, if a set s1 contains [1, 2, 3] and another set s2 contains [1, 7, 3, 9], the call of s1.addall(s2); would change s1 to store [1, 2, 3, 7, 9] in some order. you are allowed to call methods on your set and/or the other set. do not modify the set passed in. this method should run in o(n) time where n is the number of elements in the parameter set passed in.

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Helen's credit card has an apr of 15.32% and a grace period of 17 days and helen pays her balance in the full every month. if her last billing cycle ended on september 26, 2009, and she made her payment on october 11, 2009, did she owe any interest on her last statement's balance?