#include <iostream>
#include <set>
using namespace std;
double Initial_Angle_Guess(int runnum)
{
static const std::set<int> positives{14,15,16,17,66,67,90,91,117,118,
158,159,165,229,230,248,249,273,274,290,291,293,297,
318,319,320,415,416,417,501,503};
static const std::set<int> negatives{18,19,20,21,22,23,119,120,162,166,
167,250,251,275,276,292,295,298,299,321,322,323,418,419,502};
double result = 0;
if(positives.count(runnum)) result = 22.0;
if(negatives.count(runnum)) result = -22.0;
return result;
}
int main() {
// your code goes here
cout << Initial_Angle_Guess(159) << endl;
return 0;
}
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