st</span><span class="special">,</span> <span class="char">'{'</span> <span class="special">&gt;&gt;</span> <span class="identifier">int_</span><span class="special">[</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special">&lt;&lt;</span> <span class="identifier">_1</span> <span class="special">&lt;&lt;</span> <span class="char">'\n'</span><span class="special">]</span> <span class="special">&gt;&gt;</span> <span class="char">'}'</s