# HumanEval/28
# Loki Mode Multi-Agent Solution
# Attempts: 1
# Passed: True

from typing import List


def concatenate(strings: List[str]) -> str:
    """ Concatenate list of strings into a single string
    >>> concatenate([])
    ''
    >>> concatenate(['a', 'b', 'c'])
    'abc'
    """
    return ''.join(strings)