2182. Construct String With Repeat Limit

class Solution(object):
    def repeatLimitedString(self, s, repeatLimit):
        """
        :type s: str
        :type repeatLimit: int
        :rtype: str
        """
        cnt = [0]*26
        for i in s:
            ind = ord(i) - ord('a')
            cnt[ind] += 1
        ans = ""
        for i in range(25,-1,-1):
            if cnt[i] == 0:
                continue
            p,tot = 0,cnt[i]
            
            while tot:
                p += 1
                tot -= 1
                
                ans += chr(ord('a') + i)
                if p == repeatLimit and tot:
                    p = 0
                    ok = True
                    for j in range(i-1,-1,-1):
                        if cnt[j]:
                            # print(chr(ord('a') + j))
                            ans += chr(ord('a') + j)
                            cnt[j] -= 1
                            ok = False
                            break
                    if ok:
                        break
        return ans