H, W = map(int, input().split())
S = [list(input()) for _ in range(H)]
Seen = [[False] * W for _ in range(H)]
for i in range(H):
    for j in range(W):
        A = S[i][j : (j + 6)]
        if any(Seen[i][j : (j + 6)]):
            continue
        if "".join(A) == "yiwiy9":
            S[i][j + 4] = S[i][j + 4].upper()
            for k in range(6):
                Seen[i][j + k] = True
        if "".join(A) == "9yiwiy":
            S[i][j + 1] = S[i][j + 1].upper()
            for k in range(6):
                Seen[i][j + k] = True
for s in S:
    print(*s, sep="")