"This question...... I remember that there were different solutions, but it seems that you taught me, and I didn't come up with them......"

Xiang Youyou frowned and calculated back and forth on the scratch paper, and every time she caught a trace of inspiration, she found that she either fell into a condition, or she couldn't solve this train of thought at all.

"How long has it been, I can't remember! Look again! Xiang Youyou pushed the test paper to Xu Xun, and he came back to his senses and took the question that was still blank, and the question picture given on it was drawn by Xiang Youyou with a pencil in several different directions.

"By the way, we don't have piles in the utility room......

Chapter 140 of "Vicious Female Supporting Actress Touching Fish Online": Countdown to Returning Home Four is hitting in the hand, please wait a moment,

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