Mine
public text v1 · immutable map<int, int> m;
m[1] = 3;
m[3] = 5;
for (map<int,int>::iterator i = m.begin(); i != m.end(); ++i)
printf ("%d=%d\n", (*i).first, (*i).second);
printf ("1=%d\n", m[1]);
printf ("3=%d\n", m[3]); map<int, int> m;
m[1] = 3;
m[3] = 5;
for (map<int,int>::iterator i = m.begin(); i != m.end(); ++i)
printf ("%d=%d\n", (*i).first, (*i).second);
printf ("1=%d\n", m[1]);
printf ("3=%d\n", m[3]);