植樹(shù)問(wèn)題的背誦口訣與公式如下：非封閉線(xiàn)路，兩端都植樹(shù)，段數(shù)=棵樹(shù)-1。只有一端植樹(shù)，段數(shù)=棵樹(shù)。兩端都不種樹(shù)，段數(shù)=棵樹(shù)+1。植樹(shù)問(wèn)題有規(guī)律，除了間隔都是樹(shù)；樹(shù)與間隔作比較，解決問(wèn)題最重要；兩端都種樹(shù)多1，一端種樹(shù)要相等。