import string
from sys import argv
file = open(argv[1]).readlines();
bfcode = ""
variables = []
varbytes = []
def removeChar(str, char):
    ans = ""
    for i in str:
        if (i != char):
            ans += i
    return ans
    
def removeEnd(string, num):
    ans = ""
    for i in range(len(string)-1):
        ans += string[i]
    return ans
    
def ord2(char):
    if (len(char) == 1):
        return ord(char)
    elif (len(char == 0)):
        return(0)

for i in file:
    if (i.split(" ")[0] == "create"):
        if (i[len(i)-1] == "\n"):
            i = removeEnd(i, 1)
        bfcode += ">>>>>>>>>>>>[[>>]>>]"
        
        bytes = int(removeChar(i.split("*", 1)[1].split("=", 1)[0], " "))
        varbytes.append(bytes)
        
        a = i.split("=", 1)[1]
        if (a[0] == " "):
            a = a.split(" ", 1)[1]
            
        # Get type
        if ((a[0] == "\"") & (a[len(a)-1] == "\"")):
            type = "string"
        else:
            type = "undefined"
            
        if (type == "string"):
            a = a.split("\"", 1)[1]
            a = removeEnd(a, 1)
            for j in range(bytes):
                bfcode += "+++>"
                if (j < len(a)):
                    bfcode += "+" * ord(a[j]) + ">"
                else:
                    bfcode += ">"
            bfcode += "<<[[<<]<<]<<<<<<<<"
            
        variables.append(i.split(" ")[1].split("*")[0])
    
    elif (i.split(" ")[0] == "print"):
        a = i.split(" ", 1)[1]
        if a[len(a)-1] == "\n":
            a = removeEnd(a, 1)
        if (a in variables):
            bfcode += ">>>>>>>>>>>>"
            for j in range(variables.index(a)):
                bfcode += "[>>]>>"
            bfcode += "[>.>]<<[[<<]<<]<<<<<<<<++++++++++.[-]"
        else:
            raise NameError(f"Could not find variable {a}")
    
    elif (i.split(" ")[0] == "set"):
        a = i.split(" ")[1]
        if a[len(a)-1] == "\n":
            a = removeEnd(a, 1)
        if (a in variables):
            bfcode += ">>>>>>>>>>>>"
            for j in range(variables.index(a)):
                bfcode += "[>>]>>"
            for j in range(varbytes[variables.index(a)]):
                bfcode += "[-]>[-]>"
            for j in range(varbytes[variables.index(a)]):
                bfcode += "<<"         
            # Get type
            val = i.split("=", 1)[1].split(" ", 1)[1]
            if (val[len(val)-1] == "\n"):
                val = removeEnd(val, 1)
            if (val[0] == "\"") & (val[len(val)-1] == "\""):
                val = val.split("\"", 1)[1]
                val = removeEnd(val, 1)
                type = "string"
            
            if (type == "string"):
                for j in range(varbytes[variables.index(a)]):
                    bfcode += "+++>"
                    if (j >= len(val)):
                        bfcode += ">"
                    else:
                        bfcode += "+" * ord(val[j]) + ">"
            bfcode += "<<[[<<]<<]<<<<<<<<"
        else:
            raise NameError(f"Could not find variable {a}")
            
    elif ((i != "\n") & (i != "")):
        raise ValueError(f"Invalid Command")
    
with open(argv[2], "w") as file:
    file.write(bfcode)