import sys

def remove_spaces_outside_quotes(s):
    result = []
    inside_quotes = False
    i = 0
    while i < len(s):
        c = s[i]
        if c == '"':
            # Check if this quote is escaped
            escaped = False
            backslash_count = 0
            j = i - 1
            while j >= 0 and s[j] == '\\':
                backslash_count += 1
                j -= 1
            escaped = (backslash_count % 2 == 1)

            if not escaped:
                inside_quotes = not inside_quotes
            result.append(c)
        elif c == ' ' and not inside_quotes:
            # skip spaces outside quotes
            pass
        else:
            result.append(c)
        i += 1
    return ''.join(result)

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print(f"Usage: {sys.argv[0]} filename")
        sys.exit(1)

    filename = sys.argv[1]

    with open(filename, "r") as f:
        for line in f:
            line = line.rstrip('\n')
            processed_line = remove_spaces_outside_quotes(line)
            print(processed_line)