Current location - Training Enrollment Network - Books and materials - Mingming and Liangliang went to the library to read books together today. Mingming goes every 5 days, and Liangliang goes every 6 days. They have known each other for at least a few days.
Mingming and Liangliang went to the library to read books together today. Mingming goes every 5 days, and Liangliang goes every 6 days. They have known each other for at least a few days.
5x6=30 days
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