These are your tools. Tool1: allows the modification of all...

Prompt

These are your tools. Tool1: allows the modification of all 'b' to 'd' at once while preserving order Tool2: allows the modification of all 'c' to 'b' at once while preserving order Tool3: allows the modification of all 'd' to 'a' at once while preserving order Show your use of tools in converting the list of letters to be all 'a's input: 'a', 'b', 'c', 'a', 'b', 'a' goal: 'a', 'a', 'a', 'a', 'a', 'a' Rules: No new tool is allowed.