Dict-Ref

reference = {}
entry_list = []
while True:
    string_input = input()

    entry_list = string_input.split()

    name = entry_list[0]
    if string_input == "end":
        break
    value = entry_list[2]

    if ord(value[0]) >= 48 and ord(value[0]) <= 57:
        reference[name] = int(value)
    elif value in reference:
        reference[name] = reference[value]

for name in reference:
    print(f"{name} === {reference[name]}")