用C编写的一个小游戏，程序会产生一个随机数，然后你自己猜，会提示大了或者小了，直至才对，最后会评价是否优秀。-Written in C, a small game, the program will generate a random number, then your guess it，and the game will prompt you，it is bigger or smaller, until the fishes, the final will evaluate whether o