def name(params):
    V = 0
    La = 0
    Lb = 0
    Lc = 0
    p = ""
    a =0
    mov = 0
    while a < len(params):
        p = params[a]
        if p == "p":
            print(f"{chr(V)}",end = "")
            
        elif p == "a":
            V = (V + 1) % 256
            
        elif p == "‘":
            if La == 1:
                Lc -= 1
                if Lc > 0:
                    a = Lb
                else:
                    La = 0
            else:
                Lc = mov
                Lb = a
                La = 1
        elif p == "!":
            mov = V
        elif p == "?":
            V = mov 
        elif p == "0":
            V = 0
        a += 1
g = """
aaaaaaaa!0‘aaaaaaaa‘!
0?aaaaaaaap
0?aaaaap
0?aaaaaaaaaaaap
0?aaaaaaaaaaaap
0?aaaaaaaaaaaaaaap

"""
name(g)