In [2]:
n = int(input('请输入第1个整数,以回车结束。'))
i = 0
total_n = 1
while i < n:
i = i + 1
total_n = total_n * i
m = int(input('请输入第2个整数,以回车结束。'))
i = 0
total_m = 1
while i < m:
i = i + 1
total_m = total_m * i
k = int(input('请输入第3个整数,以回车结束。'))
i = 0
total_k = 1
while i < k:
i = i + 1
total_k = total_k * i
print('最终的结果是:', total_n + total_m + total_k)