1|-------------------------------------------|
2|-0-1-3-1-0-1--------0-1-3-1-0-1------------|
3|-------------2----2-------------2----------|
4|-------------------------------------------|
5|-------------------------------------------|
6|-------------------------------------------|


1|-------0-----------------------------------|
2|---0-1---3-1---3-1---------0-1-3-4---------|
3|-2-----------2-----2-----------------------|
4|-------------------------------------------|
5|-------------------------------------------|
6|-------------------------------------------|