1 方法一：2 s = 13 sum = 04 for i in range(1,6):5 s = s*i6 sum += s7 print(s)8 print(sum)
1 方法二：效率低，每次都要重新算k2 3 n = 0 4 for i in range(1,6):5 k = 16 for j in range(1, i + 1):7 k = k * j8 n = n + k9 print(n)
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1 方法一：2 s = 13 sum = 04 for i in range(1,6):5 s = s*i6 sum += s7 print(s)8 print(sum)
1 方法二：效率低，每次都要重新算k2 3 n = 0 4 for i in range(1,6):5 k = 16 for j in range(1, i + 1):7 k = k * j8 n = n + k9 print(n)
转载于:https://www.cnblogs.com/JerryZao/p/9404458.html