安装Source Insight并启动程序，可以进入图1界面。在工具条上有几个值得注意的地方-install the Source Insight softwareIt is hard to say exactly when the modern computer was invented. Starting in the 1930s and through the 1940s, a number of machines were developed that were like computers. But most of these machines did not have all the characteristics that we associate with computers today