1、输出100以内的奇数和与偶数和 100以内的奇数之和从1到100,奇数的和为:奇数和 = (1 + 3 + ... + 99) = (2n-1)[(n+1)/2] = (2*50-1)[(50+1)/2] = 2450.100以 admin 2024-07-01 # 1输出100以内的奇数和与偶数和