{"ast_node_type":"other","tokens":[{"end":36,"kind":"keyword","start":0,"text":"assert_eq!(num.count_ones(),"}]}
    assert_eq!(num.count_ones(), 1);
    const DIGITS: [char; 10] = ['⁰', '¹', '²', '³', '⁴', '⁵', '⁶', '⁷', '⁸', '⁹'];
    num.trailing_zeros()