You are invited to contact Apple's institutions like their authorized Service Provider, or Apple's own technical support department. And not just that, if those places are too far from your home, you can contact the nearest Apple Store.
As I mentioned earlier, aside getting your MagSafe adapter fixed, You will get refund too. The amount of money as refund is based on when did you buy the adapter. If you bought it last year you'll get $79.00, and it's $50.00 if you bought two years a go, and for three year old adapter, you'll get $35.
Do you like this policy? If that's so you can visit Apple official website for further information about this program.