#include<iostream>#include<cstdlib>#include<ctime>#include<windows.h>#include<cmath>usingnamespace std;char c ='\0';intmain(int argc,char**argv){srand(time(0));//生成隨機數。for(;;){for(longlongint i =1;i <=sqrt(sqrt(pow(rand(),rand())));i ++){//下面switch:隨機字符。switch(rand()%5){case0:case1:
c =-rand();break;case2:case3:case4:
c =rand();break;}//下面兩行:加顏色。
HANDLE hConsole =GetStdHandle(STD_OUTPUT_HANDLE);SetConsoleTextAttribute(hConsole,rand()%9);if(c !='\a'|| c !='\r') cout << c << flush;}//如果你想讓電腦卡死,可以把下面三行刪了。system("cls");
cout <<"\a\r";Sleep(((rand()%10)+1)*1000);}return0;//幾乎運行不到這一行。}