// This file is a "Hello, world!" in C++ language by GCC for wandbox.
#include <iostream>
#include <cstdlib>
#include <cmath>
 
using namespace std;
 
typedef float my_type_data;
const my_type_data my_pi_value=3.1416;
 
my_type_data fun(my_type_data x,my_type_data y){
my_type_data a1=exp(x)+exp(-y);
my_type_data a2=sin(x/my_pi_value);
my_type_data a3=a2*a2+y*y;
my_type_data a4=sin(y/my_pi_value);
my_type_data a5=x+2.0*a4*a4;
my_type_data a6=sqrt(a2);
 
return sqrt(a1*a3*a5*a6+y);
}
 
int main(){
cout<<endl<<"val="<<fun(1,1);
return 0;
}