#?_*_coding:utf-8_*_
from?urllib?import?request
import?re
import?urllib.request
import?os
import?random
import?math

agents?=?[
????‘Mozilla/5.0?（Windows?NT?6.1;?Win64;?x64）?AppleWebKit/537.36?（KHTML?like?Gecko）?Chrome/60.0.3112.101?Safari/537.36‘
????‘Mozilla/5.0?（Windows;?U;?Windows?NT?6.1;?en-US）?AppleWebKit/532.5?（KHTML?like?Gecko）?Chrome/4.0.249.0?Safari/532.5‘
????‘Mozilla/5.0?（Windows;?U;?Windows?NT?5.2;?en-US）?AppleWebKit/532.9?（KHTML?like?Gecko）?Chrome/5.0.310.0?Safari/532.9‘
????‘Mozilla/5.0?（Windows;?U;?Windows?NT?5.1;?en-US）?AppleWebKit/534.7?（KHTML?like?Gecko）?Chrome/7.0.514.0?Safari/534.7‘
????‘Mozilla/5.0?（Windows;?U;?Windows?NT?6.0;?en-US）?AppleWebKit/534.14?（KHTML?like?Gecko）?Chrome/9.0.601.0?Safari/534.14‘
????‘Mozilla/5.0?（Windows;?U;?Windows?NT?6.1;?en-US）?AppleWebKit/534.14?（KHTML?like?Gecko）?Chrome/10.0.601.0?Safari/534.14‘
????‘Mozilla/5.0?（Windows;?U;?Windows?NT?6.1;?en-US）?AppleWebKit/534.20?（KHTML?like?Gecko）?Chrome/11.0.672.2?Safari/534.20“?“Mozilla/5.0?（Windows?NT?6.1;?WOW64）?AppleWebKit/534.27?（KHTML?like?Gecko）?Chrome/12.0.712.0?Safari/534.27‘
????‘Mozilla/5.0?（Windows?NT?6.1;?WOW64）?AppleWebKit/535.1?（KHTML?like?Gecko）?Chrome/13.0.782.24?Safari/535.1‘]

resolution={18:5.36441802978515E-06
????????????17:1.07288360595703E-05
????????????16:2.1457672119140625E-05
????????????15:4.29153442382814E-05
????????????14:8.58306884765629E-05
????????????13:0.000171661376953125
????????????12:0.00034332275390625
????????????11:0.0006866455078125
????????????10:0.001373291015625
????????????9:0.00274658203125
????????????8:0.0054931640625
????????????7:0.010986328125
????????????6:0.02197265625
????????????5:0.0439453125
????????????4:0.087890625
????????????3:0