Programming Test
1.write a program check if the expression isbalanced or not?
2. AAAABBBCCDDDD you have to print it as 4A3B2C4D
3.find the count of longest sequence number in arrays {1,5,7,8,3,1,2,3,4,5,9} , answer is 5, {1,2,3,4,5}
4. Implementation of Blocking queue enque and deque methods