This Bible contradiction is from the Skeptic's Annotated Bible.
The pillars of brass were 18 cubits high.
1 Kings 7:15 View context
For he cast two pillars of brass, of eighteen cubits high apiece: and a line of twelve cubits did compass either of them about.
The pillars were 35 cubits high.
2 Chronicles 3:15 View context
Also he made before the house two pillars of thirty and five cubits high, and the chapiter that [was] on the top of each of them [was] five cubits.