题解 | 翻之
翻之
https://www.nowcoder.com/practice/98204dce2782410a822ac53c5025b88a?tpId=37&rp=1&sourceUrl=%2Fexam%2Foj%2Fta%3Fdifficulty%3D2%26page%3D2%26pageSize%3D50%26tpId%3D37%26type%3D37&difficulty=2&judgeStatus=&tags=&title=&gioEnter=menu
while True:
try:
n, m = map(int, input().split())
a = []
for _ in range(n):
a.append(input().strip())
count = 1
dic_a = {}
for i in range(m):
temp = ""
for j in range(n):
temp += a[j][i]
if temp not in dic_a.keys():
dic_a[temp] = 1
else:
dic_a[temp] += 1
print(max(dic_a.values()))
except:
break
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