output = [x for x in input().split() if x.startswith('http://') or x.startswith('https://') or x.startswith('ftp://')]
newOutput = []
for link in output:
    copy = link
    while not copy[-1].isalpha():
        copy = copy[:-1]
    newOutput.append(copy)
print(newOutput)

b3V0cHV0ID0gW3ggZm9yIHggaW4gaW5wdXQoKS5zcGxpdCgpIGlmIHguc3RhcnRzd2l0aCgnaHR0cDovLycpIG9yIHguc3RhcnRzd2l0aCgnaHR0cHM6Ly8nKSBvciB4LnN0YXJ0c3dpdGgoJ2Z0cDovLycpXQpuZXdPdXRwdXQgPSBbXQpmb3IgbGluayBpbiBvdXRwdXQ6CiAgICBjb3B5ID0gbGluawogICAgd2hpbGUgbm90IGNvcHlbLTFdLmlzYWxwaGEoKToKICAgICAgICBjb3B5ID0gY29weVs6LTFdCiAgICBuZXdPdXRwdXQuYXBwZW5kKGNvcHkpCnByaW50KG5ld091dHB1dCk=

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