# Original solution
tableA,tableB = {},{}
def main():
    make_table()
    while True:
        try:
            s = "".join([tableA[c] for c in input()])
        except:
            break
        tmp,ans = "",""
        for c in s:
            tmp += c
            if tmp in tableB:
                ans += tableB[tmp]
                tmp = ""
        print(ans)
    
def make_table():
    global tableA,tableB
    tableA={
        "A":"00000",
        "B":"00001",
        "C":"00010",
        "D":"00011",
        "E":"00100",
        "F":"00101",
        "G":"00110",
        "H":"00111",
        "I":"01000",
        "J":"01001",
        "K":"01010",
        "L":"01011",
        "M":"01100",
        "N":"01101",
        "O":"01110",
        "P":"01111",
        "Q":"10000",
        "R":"10001",
        "S":"10010",
        "T":"10011",
        "U":"10100",
        "V":"10101",
        "W":"10110",
        "X":"10111", 
        "Y":"11000",
        "Z":"11001",
        " ":"11010",
        ".":"11011",
        ",":"11100",
        "-":"11101",
        "'":"11110",
        "?":"11111"}
    tableB ={
        "101":" ",
        "000000":"'",
        "000011":",",
        "10010001":"-",
        "010001":".",
        "000001":"?",
        "100101":"A",
        "10011010":"B",
        "0101":"C",
        "0001":"D",
        "110":"E",
        "01001":"F",
        "10011011":"G",
        "010000":"H",
        "0111":"I",
        "10011000":"J",
        "0110":"K",
        "00100":"L",
        "10011001":"M",
        "10011110":"N",
        "00101":"O",
        "111":"P",
        "10011111":"Q",
        "1000":"R",
        "00110":"S",
        "00111":"T",
        "10011100":"U",
        "10011101":"V",
        "000010":"W",
        "10010010":"X",
        "10010011":"Y",
        "10010000":"Z"}

if __name__ == "__main__":
    main()

# Optimized solution
def main():
    tableA,tableB = make_table()
    while True:
        try:
            s = "".join([tableA[c] for c in input()])
        except:
            break
        tmp,ans = "",""
        for c in s:
            tmp += c
            if tmp in tableB:
                ans += tableB[tmp]
                tmp = ""
        print(ans)
    
def make_table():
    tableA={
        "A":"00000",
        "B":"00001",
        "C":"00010",
        "D":"00011",
        "E":"00100",
        "F":"00101",
        "G":"00110",
        "H":"00111",
        "I":"01000",
        "J":"01001",
        "K":"01010",
        "L":"01011",
        "M":"01100",
        "N":"01101",
        "O":"01110",
        "P":"01111",
        "Q":"10000",
        "R":"10001",
        "S":"10010",
        "T":"10011",
        "U":"10100",
        "V":"10101",
        "W":"10110",
        "X":"10111", 
        "Y":"11000",
        "Z":"11001",
        " ":"11010",
        ".":"11011",
        ",":"11100",
        "-":"11101",
        "'":"11110",
        "?":"11111"}
    tableB ={
        "101":" ",
        "000000":"'",
        "000011":",",
        "10010001":"-",
        "010001":".",
        "000001":"?",
        "100101":"A",
        "10011010":"B",
        "0101":"C",
        "0001":"D",
        "110":"E",
        "01001":"F",
        "10011011":"G",
        "010000":"H",
        "0111":"I",
        "10011000":"J",
        "0110":"K",
        "00100":"L",
        "10011001":"M",
        "10011110":"N",
        "00101":"O",
        "111":"P",
        "10011111":"Q",
        "1000":"R",
        "00110":"S",
        "00111":"T",
        "10011100":"U",
        "10011101":"V",
        "000010":"W",
        "10010010":"X",
        "10010011":"Y",
        "10010000":"Z"}
    return tableA,tableB

if __name__ == "__main__":
    main()