
<span class="cm">/*
   @param input: input string whose last names will be filtered
   @param suffix: the substring which we will filter last names by
   Functionality: this function filters the input string and returns last names
        that end with 'suffix'
*/</span>
<span class="n">Vector</span><span class="o">&lt;</span><span class="n">string</span><span class="o">&gt;</span> <span class="n">filter</span><span class="p">(</span><span class="n">string</span> <span class="n">input</span><span class="p"