l=[1,2,3,4,5,2,3,4,7,9,5]
l1=[]
for i in l:
if i not in l1:
l1.append(i)
else:
print(i,end=' ')List = ['Mon','Mon','Mon','Mon']
// Result from count matches with result from len()
result = List.count(List[0]) == len(List)
if (result):
print("All the elements are Equal")
else:
print("Elements are not equal")>>> from collections import Counter
>>> z = ['blue', 'red', 'blue', 'yellow', 'blue', 'red']
>>> Counter(z)
Counter({'blue': 3, 'red': 2, 'yellow': 1})