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Ratstail91/gist:10a4da6aad58e5b84021

Last active August 29, 2015 14:14
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gistfile1.cpp
class Vector2 {
double x, y;
}
inline double cos(Vector2 v) {
//x over hypotenuse
return v.x / sqrt(v.x*v.x + v.y*v.y);
}
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