```python
def l(lst):
a={}
for i in lst:
if i in a:
a[i]+=1
else:
a[i]=1
b=[]
for i in lst:
if a[i]==1:
b.append(i)
if b:
return sorted(b)
else:
return False
lst2=eval(input())
print(l(lst2))
```