def conversion(num,m): #进制转换,最多转换三十六进制吧 baseChar = "0123456789abcdefghijklmnopqrstuvwxyz" tempNum = num if num==0: return 0 result = [] while tempNum>0: tempNum,b = divmod(tempNum,m) result.append(baseChar[b]) return "".join(result[::-1]) while True: try: digitList = list(map(int,input().split())) if digitList[0]==0: break print(conversion(digitList[1]+digitList[2],digitList[0])) except Exception: break
def baseN(num, b):
return ((num == 0) and "0") or (baseN(num // b, b).lstrip("0") + "0123456789abcdefghijklmnopqrstuvwxyz"[num % b])
while True:
try:
a = input()
if a != "0":
jinzhi, num1, num2 = map(int, a.split())
print(baseN((num1 + num2), jinzhi))
except:
break