subject

What is wrong with line 1?

public class G
{
private int x;
public G() { x=3;}
public void setX(int val){
x=val;
}
public String toString(){
return ""+x;
}
}

public class H extends G
{
private int y;
public H() { y=4;}
public void setY(int val){
y=val;
}
public String toString() {
return ""+y+super. toString();
}
}

//test code in the main method
G bad = new H();
bad. setY(9); //line 1

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Answers: 1

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What is wrong with line 1?

public class G
{
private int x;
public G()...
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