Problem
Given two integers, use pointers to compare them. Print:
-1 if first < second,
0 if equal,
1 if first > second.
Input format
Input
input.txt
- Two space-separated integers A and B
Output format
Output
output.txt
- One of: -1, 0, or 1
Example
input
4 7
output
-1
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Sample cases (from the problem)
Sample Case 1
Input
4 7
Expected output
-1
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