Grandpa and dad are 167 years old this year. Five years ago, grandpa was 35 years older than dad. How old is grandpa this year?
爷爷和爸爸今年共167岁，五年前，爷爷比爸爸大35岁，爷爷今年是多少岁．
<gadget id="calculator">167 + 35</gadget>
<output>202</output>

<gadget id="calculator">202 / 2</gadget>
<output>101</output>

<result>101</result>