Let = {a, b, c, d}. Give the context-free grammars that generate the following languages:

Let = {a,b,c,d}. Give the context-free grammars that generate the following languages: 1. 1 mark. {a3ijk 2i+3|i > 1, k > 1} 2. 2 marks. {ab2k ckd3i|i > 1,k > 1} U{a621 c$d3s|r > 1, s > 1}