l=[] n=raw_input() n=int(n) for i in range(n): l.append(int(raw_input())) l.sort() j=0 c=0 for i in range(0,n): if(l[j]!=l[i]): j=j+1 c=c+1 print(c)
5 3 3 1 2 3
Standard output is empty
Traceback (most recent call last): File "prog.py", line 5, in <module> ValueError: invalid literal for int() with base 10: '3 3 1 2 3'