#!/usr/bin/env python

import cPickle

if __name__ == '__main__':
    fd = open('trace.pkl', 'r')
    data = cPickle.load(fd)
    fd.close()
    i = 0
    blocks = {}
    prev_x = 0
    res = ''
    blocks[0] = []
    border=70
    for x in data:
        if x<border and prev_x>border:
            i+=1
            blocks[i] = []
        elif x>border:
            blocks[i].append(x)
        prev_x = x
    maxi = i    
    border = 90
    for x in xrange(0, maxi):
        b=''
        z1 = len(blocks[x])
        if z1 < border:
            b = 'A'
        if z1 >= border:
            b = 'B'
        res += b
    res = res.replace('AB', '1').replace('A', '0')
    print hex(int(res,2)).replace('L', '').upper().replace('0X', '0x')