/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
class M{
public int age;
public M(int n) { age = n; }
}
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
{
// your code goes here
st.add(new M(10));
st.add(new M(5));
st.add(new M(2));
st.add(new M(7));
st.add(new M(11));
st.add(new M(3));
}
}
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