Problems
Numbers of the same sign
Numbers of the same sign
Two nonzero integers $n$ and $m$ are given. Print $1$, if numbers $n$ and $m$ have the same sign and $0$ otherwise.
\InputFile
Two nonzero integers $n$ and $m$ , no more than $10^9$ by absolute value.
\OutputFile
Print $1$, if numbers $n$ and $m$ have the same sign and $0$ otherwise.
Input example #1
7 4
Output example #1
1
Input example #2
-2 5
Output example #2
0