@大河报消息，近日，山东省威海市文登区一名5岁男童涵涵不幸身亡。涵涵爷爷在网络平台发声，称孩子身上有伤，是孩子生母和生母的男友所为。
Imagine I have a stack-based toy language that comes with the operations Push, Pop, Jump and If. I have a program and its input is the toy language. For instance I get the sequence
加载中,请稍侯......