産業連関表２ - プログラム倉庫

package memo;
 
 
public class pro {
 
  double x,y,w,d;
  double ex,im,c;  
  double alpha,beta,theta;
  double gamma;
  double ys,ims,xs;
  double cs;
  double yp,ip,xp;
 
    public static void main(String[] args) {
        pro test=new pro();
    }
   pro(){ 
 
       x=50;
       y=100;
       w=30;
       d=20;
       ex=20;
       im=10;
       c=40;
 
       alpha=x/y;
       beta=w/y;
       theta=d/y;
 
       gamma=im/(c+x);
 
    cs=50;
    ys=y;
    ims=im;
     xs=x;
 
     int t;
 
     t=0;
     while(t<50){
     step();
     t=t+1;
     }
 
     System.out.println(ys);
 
 
 
 
   }
 
 
 void step(){ 
 
  double xp,imp,yp;
 
  xp=alpha*ys;
  imp=(cs+xs)*gamma;
  yp=xs+cs+ex-ims;   
 
  xs=xp;   
  ims=ip;
  ys=yp;
 
 
 
 
 
  }
}