import csv


def build_csv(date):
    reader = csv.DictReader(date)
    inform = list(reader)
    return inform


def get_info(date, x):
    g = {}
    for pos, i in enumerate(date):
        if i['Department'] == '':
            continue
        money = float(i['Employee Annual Salary'].split('$')[1])
        if i['Department'] in g:
            g[i['Department']].append((pos, money))
        else:
            g[i['Department']] = [(pos, money)]
    for i in g:
        print(i, g[i])


if __name__ == '__main__':
    title = 'Employee_Salaries'#input('input name file')
    n = 20#int(input('input N'))
    data = None
    try:
        data = open('{}.csv'.format(title), encoding='UTF-8')
    except FileNotFoundError as e:
        print(e)
    if data is not None:
        result = build_csv(data)
        get_info(result, n)