def max_seg(s, k): length = len(s) cnt = 0 i = 0 while i <= length - k: if s[i:i+k] == s[i] * k: cnt += 1 i += k # 子串不重叠 else: i += 1 return cnt # 示例调用 s = input() k = int(input()) result = max_seg(s, k) print("最多的子串个数:", result)