Here are the solutions for 9th and 10th February: https://drive.google.com/file/d/1vQcJRNPZQ6XME3NDloW7smY7sG7ElEK0/view?usp=share_link
Here are the solutions for 27th and 28th February: https://drive.google.com/file/d/1LQBMYTpUtds7WgwfZfGdyDQUk2_bhtuQ/view?usp=share_link