Question: 
Write a python function to set all even bits of a given number.


Model's Code:
def even_bit_set_number(n):
    return n | 0xAAAAAAAA



Sample Correct Code:
def even_bit_set_number(n): 
    count = 0;res = 0;temp = n 
    while(temp > 0): 
        if (count % 2 == 1): 
            res |= (1 << count)
        count+=1
        temp >>= 1
    return (n | res) 


Asserts:
assert even_bit_set_number(10) == 10
assert even_bit_set_number(20) == 30
assert even_bit_set_number(30) == 30


Tests:
Test 1 of 3: FAIL: AssertionError()

Test 235 of 974: 171/235 (72.76595744680851%): failed