發放梯度獎金示例：
vi aa.py
#!/usr/bin/python
-,- coding:UTF-8 --
arr = [100000,60000,40000,20000,10000,0]
rat = [0.01,0.015,0.03,0.05,0.075,0.1]
while True:
i = input('淨利潤(q退出): ')
if i == 'q':
exit(0)
if not i.isdigit():
continue
reward = []
print("獎金爲： ",end=' ') #不換行
I=int(i)
for idx in range(0,6):
if I > arr[idx]:
reward.append((I - arr(idx)) * rat[idx])
I = arr[idx]
reward.reverse() # 逆序獎金列表
if (len(reward)) == 1: # 如果只有1個，直接輸出
print(reward[0])
else:
print(" + ".join([str(num) for num in reward]), "=",sum(reward))
:wq