deletions | additions       diff --git a/q3.tex b/q3.tex  index 7b94a46..e059a23 100644  --- a/q3.tex  +++ b/q3.tex 
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Let's call our two sets be call $A$ and $B$. If we are a locally optimum solution and we move the node u from A to B, we get:  $\sum\nolimits_{u \in A b A, (u,v)  \in C}w_{u,v}) E}w_{u,v})  >=$