A Heaven's Spring Disciple carried several pieces of jewelry to deliver aid at Blissful Retreat's Benefit All …
A Heaven's Spring Disciple carried several pieces of jewelry to deliver aid at Blissful Retreat's Benefit All Under Heaven after a disaster.
If each household is given 3 pieces of jewelry, 1 remains; if each household is given 5 pieces, 2 remain; if each household is given 7 pieces, 1 remains.
What's the minimum number of jewelry pieces this disciple carried?