?? point.java
字號:
package p2;
public class Point
{
public int x,y;
public Point(){}
public Point(int x,int y)
{
this.x=x;this.y=y;
}
public int getx()
{
return x;
}
public int gety()
{
return y;
}
public double distance(Point p)
{
int a,b;
a=x-p.getx();
b=y-p.gety();
return Math.sqrt(a*a+b*b);
}
public boolean equals(Point p)
{
return (p.getx()==x&&p.gety()==y);
}
public String toString()
{
String s="("+x+","+y+")";
return s;
}
}
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