Repeating_numbers
1234567891011121314151617181920212223242526272829303132
arr = [1, 2, 3, 2, 4, 5, 1, 3]
'''
def repeating_numbers(inp):
count = {}
result = []
for i in inp:
count[i] = count.get(i,0)+1
for i in count:
if count[i] >= 2:
result.append(i)
return result
print(repeating_numbers(arr))
'''
def repeating_numbers(inp):
seen = set()
duplicates = set()
for i in inp:
if i in seen:
duplicates.add(i)
else:
seen.add(i)
return list(duplicates)
print(repeating_numbers(arr))
Python
INFO