added two histograms about 2*2 coordination game. The parameters are as follows :X=100, epsilon=0.01 ,p=1/3 , N=10 ,n=1
added two histograms about 2*2 coordination game. The parameters are as follows :X=100, epsilon=0.01 ,p=1/3 , N=10 ,n=1

haru110jp/StochEvolution