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#include <iostream>
#include <math.h>
using namespace std;
int X,Y;
double B;
int main() {
cout << "Введите X Y";
cin >> X >> Y;
if (X>0)
{
B = X + ((Y)/(cos(X)-(X/3)));
cout <<B;
}
else
{
cout<<"\nErorr";
}
return 0;
}
Cpp
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