function pi = solve2(count,m,cc)

借助布冯投针实验 仿真求pi的值

pi=0

frq=0

randNo = binornd(1,cc,1,m)

pro=zeros(1,count)

for j=1:count

for i = 1:m

if randNo(1,i) == 1

frq = frq + 1

end

pro(i) = frq/i

end

pi = (2*m)/frq

pro(j) = pi

end



pro = pro,num =1:count

plot(num,pro) -function pi = solve2 (count, m, cc)　to vote with Buffon needle experiment simulation find the value of pi pi = 0　frq = 0　randNo = binornd (1, cc, 1, m)　pro = zeros (1, count)　for j = 1: count　for i = 1: m if randNo (1, i) == 1 frq = frq+ 1　end　pro (i) = frq/i　end pi = (2* m )/frq　pro (j) = pi　end pro = pro, num = 1: count　plot (num, pro)