%to?update?the?imlicit?cost?of?each?link
%s?is?the?stepsize?for?updating?the?implicit?cost
function?q=costupdate（Tcountn）
%n?is?user_numand?T?is?the?timeslotcount?is?the?cycle?times
global?routing
global?cost
global?rate
global?schedule_set
global?user
global?link
global?stepsize
global?capacity

for?i=1:1:length（link）
????m=0;
????for?j=1:1:n
????????user（j）=poisson（jcountT）;
???????m=m+routing（ji）*user（j）*rate（j）/capacity（i）*T;
????end
???????if?schedule_set（i）==1
????????m=m-T;
???????end
????????q（i）=cost（i）+stepsize*m;
????????if?q（i）<0
????????????q（i）=0;
????????end
end
???