Given a list of numbers and a number k, return whether any two numbers from the list add up to k.

Daily_Coding_Problem_1.py

def find_sum_eq_k(l ,k):
    l = sorted(l)
    start ,end = 0 ,len(l)-1
    found = False
    while(found != True and end >= 0 and start < len(l)):
        if(l[start] + l[end] == k):
            found=True
        elif(l[start] + l[end] < k):
            start += 1
        else:
            end -= 1
    return found