@ ProgramNode (location: (1,0)-(6,1))
├── flags: ∅
├── locals: []
└── statements:
    @ StatementsNode (location: (1,0)-(6,1))
    ├── flags: ∅
    └── body: (length: 2)
        ├── @ IntegerNode (location: (1,0)-(1,1))
        │   ├── flags: newline, static_literal, decimal
        │   └── value: 1
        └── @ IntegerNode (location: (6,0)-(6,1))
            ├── flags: newline, static_literal, decimal
            └── value: 2
