question #1 Sahih al-Bukhari 1722, Book 25, Hadith 200 : What is the significance of the sequence of performing Hajj rituals according to Islamic teachings?

A man said to the Prophet (ﷺ) “I performed the Tawaf-al-Ifada before the Rami (throwing pebbles at the
Jamra).” The Prophet (ﷺ) replied, “There is no harm.” The man said, “I had my head shaved before
slaughtering.” The Prophet (ﷺ) replied, “There is no harm.” He said, “I have slaughtered the Hadi before
the Rami.” The Prophet (ﷺ) replied, “There is no harm.”