import json, os, collections
d = json.load(open('docs_cmp_result2.json', encoding='utf-8'))
C = d['truly_missing']  # [path, mtime, size]
print("C类总数:", len(C))
grp = collections.defaultdict(list)
for p, mt, sz in C:
    top = p.split('\\')[0]
    grp[top].append((p, sz))
for top in sorted(grp, key=lambda k: -len(grp[k])):
    items = grp[top]
    print("\n### %s  (%d 个)" % (top, len(items)))
    for p, sz in items[:8]:
        print("   %s  (%dKB)" % (os.path.basename(p), sz // 1024))
    if len(items) > 8:
        print("   ... 其余 %d 个" % (len(items) - 8))