Commita0febcf

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Code for statistics.

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	`1`	`+fromcollectionsimportCounter`
	`2`	`+frommatplotlibimportpyplotasplt`
	`3`	`+importrandom`
	`4`	`+`
	`5`	`+`
	`6`	`+deffriend_hist():`
	`7`	`+num_friends= [random.randint(1,120)for_inrange(1025)]`
	`8`	`+`
	`9`	`+friend_counts=Counter(num_friends)`
	`10`	`+xs=range(101)# largest value is 100`
	`11`	`+ys= [friend_counts[x]forxinxs]# height is just # of friends`
	`12`	`+plt.bar(xs,ys)`
	`13`	`+plt.axis([0,101,0,25])`
	`14`	`+plt.title("Histogram of Friend Counts")`
	`15`	`+plt.xlabel("# of friends")`
	`16`	`+plt.ylabel("# of people")`
	`17`	`+plt.show()`
	`18`	`+`
	`19`	`+`
	`20`	`+defmain():`
	`21`	`+friend_hist()`
	`22`	`+`
	`23`	`+`
	`24`	`+if__name__=='__main__':`
	`25`	`+main()`

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