本程序为质数计算程序
编译后打开程序输入质数计算的范围按回车即可开始计算
计算完毕后将自动输出到程序所在目录并自动打开并显示计算时间
也可以用来测试电脑性能(This procedure is the prime number calculation program
After compiling, open the program and enter the range calculated by the prime number. Press enter to start the calculation
After the calculation, it will automatically output to the program directory, and automatically open and display the computing time
Can also be used to test computer performance)