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back to boardWA 7 if you get WA 7 be careful! This code get WA: mypow(sum1,4) - 6*sum2*sum1*sum1) + 8*sum3*sum1 + 3*sum2*sum2 - 6*sum4 But this code get AC: mypow(sum1,4) %p - (6*(sum2*sum1%p)*sum1) %p + 8*(sum3*sum1%p) %p + 3*sum2*sum2 %p - 6*sum4 %p =) |
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