Program to check all numbers are unique in a sequence.
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You can do this by converting the list to a set using the set() method and comparing the length of this set with the length of the original list. If found equal, return True else False
# function to check unique numbers in the sequence
def check(lst):
if len(lst) == len(set(lst)):
return True
else:
return False;
print(lst([1,2,3,5]))
# True
print(lst([1,2,2,3,3,3,5,5,7,8]))
# False