#include <iostream>
#include <math.h>
using namespace std;
int main()
{
char firstHD = 'r';
if (firstHD == 'E')
{
firstHD = 1;
}
else if (firstHD == 'e')
{
firstHD = 1;
}
else if (firstHD == 'W')
{
firstHD = -1;
}
else if (firstHD == 'w')
{
firstHD = -1;
}
else
{
firstHD = 0;
}
cout << firstHD;
return 0;
}
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