The input contains a single integer *a* (10 ≤ *a* ≤ 999).

Output 0 or 1.
The input contains a single integer *a* (10 ≤ *a* ≤ 999).
none
13
1
927
1
48
0
10
0
999
1
142
0
309
1
572
0
835
1
990
0
168
0
431
1
694
0
957
1
932
0
print(bin(int(input()))[-1])