Translate the following sentence into English.
谁也没有找出解决问题的方法，最后还是比尔想出了个主意。(come up with)
【正确答案】：
NO ONE FOUND OUT THE WAY TO SOLVE THE PROBLEM. FINALLY, BILL CAME UP WITH AN IDEA.
【题目解析】：
解决问题的方法the way to solve the problem；想出了个主意come up with an idea。