So it's initialized outside the loop when it should be initialized inside the loop. Or conversely, inside the loop when it should be outside the loop. So look carefully at when variables are being initialized.

却忘记了,意思就是它本来应该,是在循环外初始化,但是却是在循环初始化的,所以在初始化变量的时候注意这一点。

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Conversely, if I shoot to the right and he or she dives to the right, then I score 40% of the time, so here's my payoff 4.

相反如果我从右路射门而门将扑向右路,我进球的概率是40%,收益是4

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