def main: import sys data = sys.stdin.read.splitlines n, m = map(int, data[0].split) strings = data[1:1+n] l = 0 max_l = 0 for i in range(1, n + 1): s = strings[i - 1] a = i % m length = len(s) b = length % m if a == b: l += 1 else: l -= 1 if l > max_l: max_l = l print(max_l)if __name__ == "__main__": main摘要：def main: import sys data = sys.stdin.read.splitlines n, m = map(int, data[0].split) strings = data[1:1+n] l = 0 max_l = 0 for i i
来源：嘉熙教育
