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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4.  
  5. int main()
  6.   {
  7.    double y=4,x=1,angle=-30;
  8.    angle*=M_PI/180;
  9.    double py=x*sin(angle)+y*cos(angle);
  10.    double px=x*cos(angle)-y*sin(angle);
  11.    cout<<px<<' '<<py<<endl;
  12.    return 0;
  13.   }
Success #stdin #stdout 0s 3412KB
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stdin 
Standard input is empty
stdout 
2.86603 2.9641
https://ideone.com/KQkxFE
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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