Submission

Score: 0

User: comprogslayer

Problemset: ตรวจบัตรเครดิต

Language: python

Time: 0.012 second

Submitted On: 2025-12-21 01:30:04

x = input()
tmp = []
sum_ls = []
for e in x :
    tmp.append(e)
last_dg = tmp[-1]
tmp = tmp[0:-1]
for i in range((len(tmp)//2)+1) :
    tmp[(2*i)] = str(int(tmp[(2*i)])*2)
for e in tmp :  
    if len(e) >1 :
        sum_ls.append(int(e[0]))
        sum_ls.append(int(e[1]))
    else :
        sum_ls.append(int(e[0]))
if (10-(sum(sum_ls)%10)) == int(last_dg) :
    print('yes')
else :
    print('no')