def reduce_data(data, keep_n):
    return data[-keep_n:]
Connected component rather than clique
dataset/ETHPy150Open theusual/kaggle-seeclickfix-ensemble/Miroslaw/data_transforms.py/reduce_data--crossover with--dataset/ETHPy150Open algorhythms/LintCode/Find the Connected Component in the Undirected Graph.py/Solution.connectedSet