#include<cmath>
#include<cstdlib>

inline double scin(double x,bool flag) {
  if(flag) return 0;
  //  if(flag) throw 0;
  return sin(x);
}


main(){
  volatile int f=0;
  double s=0.0;

  for(int i=0;i<100000000;++i) {

      s+=scin(rand()/(double)RAND_MAX,f);

  }
}