from typing import List


def get_interval_in_s(interval: List[str]) -> List[int]:
    """Converts an interval in string form (e.g. [1:10, 2:30] in seconds, e.g. [70, 150] seconds"""
    return [int(sec.split(":")[0]) * 60 + int(sec.split(":")[1]) for sec in interval]