挖掘机技术哪家强

def solve(n, data):
    n = int(n)
    from collections import defaultdict
    school_score = defaultdict(int)
    for rec in str(data).strip().split(','):
        parts = rec.split()
        sid, score = int(parts[0]), int(parts[1])
        school_score[sid] += score
    best = max(school_score, key=lambda x: school_score[x])
    print(f'{best} {school_score[best]}')