1057. 数零壹(20)--Python

string = input()
string = string.lower()
sum = 0
num_0, num_1 = 0, 0
num_value = {'a':1,'b':2,'c':3,'d':4,'e':5,'f':6,'g':7,'h':8,'i':9,'j':10,'k':11,'l':12,'m':13,'n':14,'o':15,'p':16,'q':17,'r':18,'s':19,'t':20,'u':21,'v':22,'w':23,'x':24,'y':25,'z':26}

#得到和
for num in string:
if num >= 'a' and num <= 'z':
sum += num_value[num]

#计算0与1的个数
while sum:
remainder = sum % 2
sum = sum // 2
#print(sum)
if remainder == 0:
num_0 += 1
else:
num_1 += 1

print(str(num_0) + ' ' + str(num_1))