AtCoderなど過去問    AtCoder Beginner Contest 231 B – Election
        
B - Election
n = int(input())
s = 
ss = set(s)
cnt = 0
maxi = 0
for i in ss:
    cnt = 0
    for j in s:
        i...      
                  
    
            AtCoderなど過去問    
            AtCoderなど過去問