小编211*_*7c9的帖子

基本上,(dog)(cat)(mouse)需要(dog) (cat) (mouse).

我试过的代码:

StringBuilder sb = new StringBuilder("(dog)(cat)(mouse)");

for (int i = 0; i < sb.length(); i ++)
{
   if (sb.charAt(i) == ')')
   {
      sb.insert(i, ' ');
   }
}

String result = sb.toString();

但我得到某种"Java堆空间"错误