Explain the logic of your solutions from the written round.
Asked in the Tech cum HR round stage. The interviewer expected the candidate to explain the reasoning behind each submitted solution.
For grading, represent each solution as a dictionary with name, approach, time, and space fields. Implement explain_solution_logic(solutions) to return one concise explanation string per solution. Each explanation must identify the approach, summarize the execution flow, and state time and space complexity.
def explain_solution_logic(solutions):