The given statements are
1. "If you live in Delhi then you have winter clothes".
2. "If you do not have winter clothes then you do not live in Delhi"
Here the second statement is contra positive of first one.
Because for first statement,
$p\rightarrow$ You live in Delhi.
$q\rightarrow$ You have winter clothes.
~$p\rightarrow$ You do not live in Delhi.
~$q\rightarrow$ You do not have winter clothes..
The contra positive of ' If $p$ then $q$ is If ~$q$ then ~$p$