1. Huanhuan and Lele play a game together. In the first round, they both get the same number of coins, and in the second round, they also get the same number of coins.
At the beginning, Huanhuan says: “I have 7 times as many coins as you.”
At the end of the first round, Lele says: “You have 6 times as many coins as I do now.”
At the end of the second round, Huanhuan says: “I have 5 times as many coins as you now.” At the beginning, Huanhuan had at least $\qquad$ coins.
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1 \\
\hline 70
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