```
# -*- coding: utf-8 -* 
result = []
result1=[]
result2=[]
result3=[] 
while True:
    a=raw_input() 
    if a =='END':
        set = set(result1) 
        for i in set:
             if result1.count(i) == 1:
                result2.append(i) # 转换且为1的数  
        for i in result2:
            result3.append(result[result1.index(i)]) 
        for i in result3: 
            print i
        break  
    b=a.split('#')
    result1.append(int(b[1],int(b[0]))) #转换  
    result.append(a) #未转化

# 10#15
# 4#32
# 4#33
# 8#17
# END

```