소스 코드 :
def solution(s):
answer = len(s)
for i in range(1, len(s) // 2 + 1):
string = ""
prev = s[0:i]
cnt = 1
for j in range(i, len(s), i):
if prev == s[j:j + i]:
cnt += 1
else:
string += str(cnt) + prev if cnt >= 2 else prev
prev = s[j:j + i]
cnt = 1
string += str(cnt) + prev if cnt >= 2 else prev
answer = min(answer, len(string))
return answer