import sys


def input(): return sys.stdin.readline().rstrip()


def main():
    h, w = map(int, input().split())
    for _ in range(h):
        s = input()
        s = s.replace('yiwiy9', 'yiwiY9')
        s = s.replace('9yiwiy', '9YiwiY')
        print(s)


if __name__ == "__main__":
    main()