#encoding=utf-8
import sys
sum=0
for i in sys.argv[1:]:
try:
number=float(i)
except:
continue
sum+=number
print sum
#encoding=utf-8
import sys
letter_count=0
for i in sys.argv[1:]:
if i.isdigit():
letter_count+=float(i)
print letter_count
11.你输入的参数全部是数字，计算所有数字参数的累计和
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转载自www.cnblogs.com/luo25236240/p/9255417.html
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