#!/usr/bin/env python
import orjson
import sys

def sizeof(x):
    t = type(x)
    if t is dict:
        return sum(len(k) + sizeof(v) for k, v in x.items())
    if t is list:
        return sum(sizeof(v) for v in x)
    if t is str:
        return len(x)
    return 8  # numbers, bools, null

def walk(x, path="root"):
    if isinstance(x, dict):
        yield path, sizeof(x)
        for k,v in x.items():
            yield from walk(v, f"{path}.{k}")
    elif isinstance(x, list):
        yield path, sizeof(x)
        for i,v in enumerate(x):
            yield from walk(v, f"{path}[{i}]")

# with open(sys.stdin, 'rb') as f:
#     data_bytes = f.read()

data_bytes = sys.stdin.buffer.read()

parsed_data = orjson.loads(data_bytes)

sizes = sorted(walk(parsed_data), key=lambda kv: kv[1], reverse=True)
for p, s in sizes[:50]:
    print(f"{s:10d}  {p}")