python-algorithm
[백준] 1032
무적김두칠
2021. 1. 20. 10:08
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n=int(input())
start=list(input())
ans=''
for _ in range(n-1):
s=list(input())
for i in range(len(s)) :
if start[i]==s[i] : continue
else: start[i]='?'
print(''.join(start))
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cs |
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