CAN ANYONE EXPLAIN ME THE SECOND EXAMPLE
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Initially
S="acdb" t="" u=""
S="cdb" t="a" u=""
S="cdb" t="" u="a"
S="db" t="c" u="a"
S="b" t="cd" u="a"
S="" t="cdb" u="a"
S="" t="cd" u="ab"
S="" t="c" u="abd"
S="" t="" u="abdc"
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I tried solving it. But getting wrong answer on T.C 33. Can’t find where it’s going wrong.
Any help? Thank you