こお - プログラム倉庫

class pro{
public static void main(String args[]){
double u1;
u1=u(0.5,0.5);
System.out.println(u1);
}
public static double u(double c1,double x1){
double c2,x2,z2,u2;
c2=c1;
x2=x1;
z2=0;
if (c2<0)z2=100;
if (c2==0)z2=100;
if (x2>1)z2=100;
if (x2<0)z2=100;
if (x2==0)z2=100;
if (z2>50)c2=0.01;
if (z2>50)x2=0.5;
u2=Math.log(c2)+Math.log(x2);
if (z2>50)u2=-999;
return u2;
}
}