• 2022-06-06
    给定文法[tex=2.0x1.357]zC/V2rvPsmUIn0t+4eqUhA==[/tex]: [tex=4.143x2.786]P8SXH/uazH6IDob07rhmw8yUFf/DeibMPht158lVt1CBDhMMrv3uKPHgts8h9exc[/tex]如下是相应于[tex=2.0x1.357]zC/V2rvPsmUIn0t+4eqUhA==[/tex]的一个属性文法: [tex=20.357x5.643]ItPDgLTq2Z5Ywcp22UF2kNnv0/40SPVAT6lDHKBhP6C6yhUz6wILUgVlSLXSmhaJ4lUPaxbEPm81+8cc7EadbS82VhZ1lzT/ms5YAaFh2o+BCtri96PhKrljzd7J2+ohTsdhv7a9oa/70JwmQz7CQsB1LqBBimVlkdEQ/4BVdnz/xR6UElijslAvBlknTjIhxuGGwzHM/ySZiOez1xAmpp8c8rlkFuSIRRlZLPncdCnjjv8tD/3eg5x/gQT61M9/se4ctA8jZ3jyMkCjJOwRobp6DjNHt8N/JkB2FxY3XM2wn7Q3CA/3AqsO6Ozhr0/V[/tex] 下图分别是输入串[tex=2.929x1.357]3EEPRTnpNYLBW3P/71WC3Q==[/tex]的语法分析树和对应的带标注语法树,但其属性值没有标出,试将其标出(即填写右下图中符号 “[tex=0.786x0.643]NhuTNiqjImitwKaHFutGOg==[/tex]” 右边的值)。[img=833x367]17a94adb4d0a9ec.png[/img]