def sum_num(num,dig_num):
var=0
for i in range(dig_num):
var +=int(num(i+1))
if i==(dig_num-1):
print(int(num(i+1)),end='=') #整數(shù)乘字符 ，'3'3='333' end='='表示不換行汗菜，后面加個(gè) '=' 字符串.
else:
print(int(num(i+1)),end='+')
return var
num=input('請(qǐng)輸入要計(jì)算的數(shù)字:') #字符類型
dig_num=int(input('請(qǐng)輸入要計(jì)算的次數(shù):'))#整數(shù)類型
sum_dig=sum_num(num,dig_num)
print(sum_dig)
