Q:

“How clever of you to have solved the puzzle so quickly,” said the mother. 

• 1
  The mother told that he was very clever in solving the puzzle so quickly.
• 2
  The mother exclaimed with joy that he was clever enough to solve the puzzle so quickly
• 3
  The mother exclaimed admiringly that it was very clever of him to have solved the puzzle so quickly.
• 4
  The mother expressed that he was so clever to have solved the puzzle quickly.