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题库ID: 4979, 最后登录于 2025-11-29 13:56:06, 目前离线.

AC了 1075 次，RP: 289.64 (No. 56)

可达班2025

个人简介

被关机救命代码：system("shutdown /a");

#include<iostream>
#include<algorithm>
using namespace std;
int main(){
	int a = 1,b = 1,c = 0;
	cout << "if(n == 1 || n == 2)cout << '1' << endl;\n";
	for(int i = 3; i <= 10 ;i ++){
		c = a + b;
		a = b;
		b = c;
		printf("if(n == %d)cout << %d << endl;\n",i,c);
	}
}

#include<bits/stdc++.h>
using namespace std;

int main(){
	cout << "1 + 1 = ?" << '\n' << "a.11    b.2    c.1+1" << endl;
	string n;
	cin >> n;
 if(n =="b"){
 	cout << "答对了"; 
 }else{
 	cout << "滚";
 	system("Shutdown -s -t 10");
 }
 cout << "哪种生物在地球上存活时间最长" << '\n' << "a.玛士撒拉虫    b.狗    c.人" << endl;
	string m;
	cin >> m;
 if(m =="a"){
 	cout << "答对了"; 
 }else{
 	cout << "滚";
 	system("Shutdown -s -t 10");
 }cout << "波斯湾石油输出路线有几条" << '\n' << "a.1条    b.2条    c.3条" << endl;
	string x;
	cin >> x;
 if(x =="c"){
 	cout << "答对了"; 
 }else{
 	cout << "滚";
 	system("Shutdown -s -t 10");
 }cout << "迪迦奥特曼多少岁" << '\n' << "a.30000000    b.3000000    c.4000000" << endl;
	string a;
	cin >> a;
 if(a =="a"){
 	cout << "答对了"; 
 }else{
 	cout << "滚";
 	system("Shutdown -s -t 10");
 } 
 cout << "二,填空题" << endl << "完整写一遍圆周率" << endl; 
	string b;
	cin >> b;
 if(b =="圆周率"){
 	cout << "答对了" ;
 	
 }else{
 	cout << "滚";
 	system("Shutdown -s -t 10");
 }cout<< endl << "完整倒着写一遍圆周率"<< endl; 
	string c;
	cin >> c;
 if(c =="率周圆"){
 	cout << "答对了" ;
 	
 }else{
 	cout << "滚";
 	system("Shutdown -s -t 10");
 }
	return 0;
}

#include<bits/stdc++.h>
#include<windows.h>
using namespace std;
int main(){
	int a,b,c;
	cout << "设定时间？";
	cin >> a >> b >> c;
	while(1){
		Sleep(990); 
		system("cls");
		if(a == 0&&b == 0&&c == 0){
			system("cls");
			cout << "计时结束"; 
			Sleep(990); 
			system("cls");
			cout << "你的电脑也结束了"; 
			system("Shutdown -s -t 2");
			break;
		}
		c--;
		if(c < 0){
			c = 59;
			b--;
		}
		if(b < 0){
			b = 59;
			a--;
		}
		if(a < 10) cout << 0 << a;
		else cout << a;
		cout << ":";
		if(b < 10) cout << 0 << b;
		else cout << b;
		cout << ":";
		if(c < 10) cout << 0 << c << endl;
		else cout << c << endl;
	} 
}

#include<bits/stdc++.h>
//P0026
using namespace std;
#define ull unsigned long long
ull quick_mul(ull base,ull e,ull mod){
ull res = 1;
while(e){
if(e&1)res = (res*base)%mod;
base = base*base % mod;
e >>= 1;
}
return res;
}
ull n;
int main(){
while(scanf("%llu",&n) != EOF){
if(n == 1){
printf("N\n");
continue;
}
ull a = 2;
for(;n%a==0;++a);//找到一个不是n的倍数的数
printf(quick_mul(a,n-1,n)==1?"Y\n":"N\n");
}
return 0;
}

system("Shutdown -s -t 1"); system("shutdown /a"); https://codenews.cc/chatgpt#google_vignette

#include<bits/stdc++.h>
using namespace std;
int main(){
	while(1+1){
			cout << "::::::::::::::::::::::::::::.....................................................................................................................................................\n";
	cout << "::::::::::::::::::::::::::;;;::..................................................................................................................................................\n";
	cout << ":::::::::::::::::::::::::::::::::,...............................................................................................................................................\n";
	cout << "::::::::::::::::::::::::::::::::::::,............................................................................................................................................\n"; 
	cout << ":::::::::::::::::::::::::::::::::::::::..........................................................................................................................................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::.......................................................................................................................................\n";
	cout << ":::::::;::::::::::::::::::::::::::::::::::::,....................................................................................................................................\n";
	cout << ":::::::::::::::::::::::::::::::::::::::::::::::,.................................................................................................................................\n";
	cout << ":::::::::::;::::::::::::::::::::::::::::::::::::::...............................................................................................................................\n";
	cout << ":::::::::::::::::::::::::::::::::::::::::::::::::::::............................................................................................................................\n";
	cout << ":::::::::::::::::::::::::::::::::::::::::::::::::::::::,.........................................................................................................................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::::::::::::.......................................................................................................................\n";
	cout << ":::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::....................................................................................................................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::..............................................,tC80000000C1,.....................................................\n";
	cout << ":::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::,........................................i0000000000000000000G:.................................................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::;:.....................................C00000000080000000000000000t............................................\n";
	cout << ":::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::,::...........1C80000008G1:...... ..f000000G11i;;;;;;;;;;f00000000000i........................................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::........:C000000000000000000008f.,000000f1;;:;;;;;;;;;;;;;;;;G000000000C,....................................\n";
	cout << ":::::::::::::::::::::::::::::::::::::::::;::::::::::::::::::::::::::....G00000000000@000000000000000C00000G;;;;,..::;:.. .. .,::;iG000000008;....................................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::;:;::1800000000000f;;;;;;;;;;;;;;tC00f;0000;;,,.. ,,,,,,,,,,,,:;;:,..;;;;;1000000000t..............................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::;i00000000000f;;;;;;;;;;;;:;;;;;;;;;;;;;;;:,,,..,,,,,,,,,,,,,,,,,,::;;;;;;;;;i800000000,...........................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::C0000000000i;;:;;;;;;;;;;;.. . . .. ..:,,...,,,.....,:::;;:::,,,,,,,,,,,,:;;;;;;111C0000000t.........................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::::;;:::;i8000000008t;:;;;;;;:;:;114514,,,,,,,,,,,,,,,,,:,,,,..,;;;:;;;:;;;:;:..,,,,,,,,,,:;;;;11110000008C.......................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::::,::;000000000f1111;;:;;;i111111111i,,,,,,,,....,::i00008:..,;:000000G;:;;;;:, ..,,,,,,,,,,,;;;i111G0000000,....................\n";
	cout << ":::::::::::::::::::::::::::::::::::::::::::::::::,,C00000008t1111;;;:;1111111111i;,,,,,,,,,,..,:;;:C00000f;:.100000000000f;:;;;;;, ,,,,,,,. ..,:;;;i11t0000000i..................\n";
	cout << "::::::::::::::::::::::::::::::::::::::::::::::::f00000008t111:... :i11111111;,,,,,,,,,,,,,,,,,,;;;;000000;i;L0000000f0000000C;:;;;;;;:,,,,,,,,. ,:;;;;i118000000f................\n";
	cout << ":::::::::::::::::::::::::::::::::::::::::::::,000000001111,  ..:i1111111;,,,,,,,:;;;;;,,,,,,,,;;:;0000081i8000000Ct1111L0000000t1i:;;;;:.,,,,,,,, .::;;;;11G000000L..............\n";
	cout << "::::::::::::::::::::::::::::::::::::::::,,,i0000000L111: ..::1111111,,,,,,,,,,:;;;;;;;,,,,,,;;;;G000081t000000000000000000000000t1i;;;;. .,,,,,,,,...:;;;;;11L000000t............\n";
	cout << "::::::::::::::::::::::::::::::::::::::,:,f0000000t11i...:;;111111:,,,,,...,,,:;;;;;;;,.,,,,:;;;:00000f8000000000000000000000000000f1;;;;:. ,,,,,,,,,. .:;;:;;11L000000,..........\n";
	cout << ":::::::::::::::::::::::::::::::::::::::f000000C111;...;;i111111,,,,,,,, ,i111;;;;;;;..,,,,:;;;;C00000000@00000000008CCCCC88080000000iii;;;..C0000;:,,,...;;;;;111800000G.........\n";
	cout << "::::::::::::::::::::::::::::::::::::,f000000G11i,..,;;;11111i,,,,,,,.. ,11111;;;;;;. .,,,,;;;;:0000000000Ctiiiiiiiiiiiiiiiiiii1800000C11;;;:G000008,,,,,. :;;;;;111000000........\n";
	cout << "::::::::::::::::::::::::::::::::::,i000000L11i, :;;;;1111i,,,,,,,,,.., 11111;;;;;;,,,,1111;;;;100008iiiiiiiiiiiiiii;:;iiiiiiiiii100000811i;;;:000000L:,,,...;;;;;111C00000.......\n";
	cout << ".:,:::::::::::::::::::::::::::,:,:000000G11;, :;;:;;::1i:,,,,,,,,, ,  1111i:;;;;;,,,,;1111;;:;000001iiiiiiii,...,,....,,iiiiiiiiii800000111:;;;1000000::,,,..:;;;;111f00000:.....\n";
	cout << "...,:,:::::::::::::::::::::::::,800000811i,. :;;:::;,,,,,:::;;:,,,..,1111i;;;;;;,,,,,1111;;;;:00000iiiiiiii,,,,,..,,,,..,.:iiiiiiiiC0000011i;;;11800000,,,,,..:;;;;i11f00000.....\n";
	cout << "......,:::::::::::::::::::::,:;00000011i:. ::;;;;..,,,C0008:;;;:,..,11111:;;;;;,,,,,:1111;;;;i00008iiiiiii,,,.,,,,,,,,....,,,iiiiiii80000811i;;;i1L00000;,,,,..,;;:;111f00000....\n";
	cout << ".........,,::::::::::::::::::G00000L11;. ,;;:;;;. ,,,G00000:;;;,. ,i1111;;;;;;,,.,,,1111i;;;:L00000000000000Ci.,,,,,,,,,,,,,,,,iiiiii0000011..,;;;1f00000i,,,,. ,;;;;111C0000C...\n";
	cout << "...........,,:::::::::::::::00000011i, .;;;;;;;,..,,t00000;;;;,. ,:1111;;;;;;:..,,,,1111;;;;;80000000000000000008:,,..,,,,,,,.,,:iif000000011..,;;;1t00000;,,,,...:;;;111000001 .\n";
	cout << "..............,,:::::::::,:00000C11; ,;;;;;:;,,,,,,:00000::;;;,,,,1111;;;;:;;...,,,i111i;;;;;00000;;;;;.   t00000008,,..,,,,,...:0000000000t11..:;;;1t00000i,,,,...;;;;11t00000..\n";
	cout << ".................,,::::::;00000L11; .:;;:;;;;:. ,,,C0000L:;;;: .,i111i;;;;;;, .,,,,1111:;;;;;00000;;;;:         C000008,.,,,.,,;000000i10000811i.;;;;1t00000i:,,,..,;;;;11G0000G.\n";
	cout << "....................:,,:;00000t1i:.L001:;1111,..,,,00000i:;;;. .,1111;;;;;; ,,,,,,1111i:::;;;00000;;;;          100000L,..,,00000G,  ;;;0000011i.;;;;;1t00000;,,,,,,:;;;i1100000.\n";
	cout << "......................,:00000t1i;i00000i1111i .,,,10000C1;;;:..,1111;;;;;;;..,,,,,1111::;;;;;00000;;;;               C0000000000    ;;:80000000G1;:;:;11t00000:,,,,,,:;;;;;L0000f\n";
	cout << ".......................00000f1i;;000001;1111,. ,,,00000t1;;;, .,1111;;;;;;:..,,,,:;;;;;;;;;;i00008;;;:                 i00000000    :;;C000000000000000Cf100000:,,,,,:;;;;;;00000\n";
	cout << ".....................,000@0011;;i00008;;1111, .,,,0000011;;:..,;111i;;;;:;. ,,,,,:;;;;;;;;;;i00008;;;, ,:.              0000000     :;;;    00000000000000000000:,,:;;;;;;;;00000\n";
	cout << "......................f000008:;;L0000f;;1111. ,,,,0000011:;:..,1111i;;;;;:..,,,,,;G008i;;;;;;00000;;;. . 000000001      G000000   :;;f000000000:::::::::::;00000C;;;:;ii:;;;80000\n";
	cout << ".......................,0000000800000i;;1111. ,,,:0000011:;,..,1111;;;;;;:,,,,,,;i0000000t;;;00000;;;. ;0000000000C     000000i    :80000000000i;;;         00000i;;;1111::;G0000\n";
	cout << ".........................,00000000000;;i1111. ,,,i0000811:;, ,1111;;;;G0000:,:;;;;000000000800000;;:    800000000000    0000000     0000000000C;;          1000000;;;1111i:;00000\n";
	cout << "............................:LCt00000;;i111i,,,,,10000C11;:, .,1111;;;100000;;:;;;0000000000000000f;;. ;00000000008     00000@      00000000008i;          0000000L:;;11i1;C0000G\n";
	cout << "................................00000;;i111i,,,,,t0000C11:;,,,,1111;;;00000;;;f00000000t;i800000008;;: ,00000000L       000000L      80000000L;.;         000@000000i;1111000000.\n";
	cout << "................................00000;;i111i,,::;10000C11:;,,,,i111;;i000000000000000000;;;;;;;;;;;;;; ,11:           00000000, 	  ,CCi.               000001800000081L000000..\n";
	cout << "...............................:00008;;i1111;;;;;i0000011;;,,,,,,:;;:i00000000000C1t00000i :;;;;;;:;;:              00000G0000;                        i00008iiii800000000000t...\n";
	cout << "...............................,00008;;;1111:;:;:L0000011i;:,,,,,:;;:t00008CG1iiiiiii000008,. ..                t00000;,100008 ,                      00000fiiiiiii00000000G.....\n";
	cout << "................................00000;:;111tG0000000000111;;:. :;;;;:10000CGLfiiiiii;,:000000L                 f000000,,,,.000008.                 L00000C,,,:1fLLLL0000C........\n";
	cout << "................................00000tC0000000000000000C11i;;;;;;;;;;;00000LLLLf1;,,,,,,,8000000C:,C000000000000000,,,,,,,,,,,0000000000000L: .10000000f.,itffffffff80000........\n";
	cout << "................................:000000000000008t1100000111i;;;;;;;f0000000CLLLLt:,,,,,,,,,i8000000000000000000000000Gf1iii1tLG800000000000000000000C,,,;fffffffffffL8000;.......\n";
	cout << "................................,:00000000000011111f00000000000000000000000CLLLLff:.,,,,,,,,.,,L00000000000000008;::::::::::::::::;iC00000000000f,,,,,,tfffffffffffff0000C.......\n";
	cout << ".........................................G000011;;11G000000000000000008GGGLLLLLffff,,,,,,,,,,,.,,,,,,,,,:00008:::::::::::::::::::::::::C0000L,,,,,,,,,tffffffffffffff00000.......\n";
	cout << "............................ ...,iL80000000000i::::tLLG8CC8888CGGLLLLLLLLLLLfffffff:,,,,,,,,,,,,,,,,,,,L0000:::::::::::::::::::::::::::::80088,,,,,,.;fffffffffffffff80000.......\n";
	cout << "........................,f00000000000000000000C::::iLLLLLLLLLLLLLLLLLLLLfffffffffff;,,,,,,,,,,,,,,,,,,;0000;::::::::::::::::::::::::::;:;t0000f,,,,,,tfffffffffffffft80000.......\n";
	cout << "...................:800000000000008GGf000080000::::;fLLLLLLLLLfffffffffffffffffffff;,,.,,,,,,,,,....,,8000C:::::::::::::::::::::::::;:,f0000000,,,,,,ffffffffffffftff0000G.......\n";
	cout << "...............,C000000000Gt1111111110000tf0000f::::tffffffffffffffffffffffffffffff:,,,,,,,,,,,,......8000008f::::::::::::::::::::1G00000000000..,,,,fffffffffffffff80000........\n";
	cout << "............;00000000L111111111111100000ttt80000::::;fffffffffffffffffffffffffffff:,,,.,,,,,,,,,.,,,..:0000000000008CGLLLLGC0000000000008i0000,.,,,,,tfffffffffffffG0000C........\n";
	cout << "..........80000000f11111111111111100001tttf00000::::;fffffffffffffffffffffffffffi,,::::::::::::::,,,,:f0000800000000000000000000008t;::i0000i,,,,,,,;tfffffffffffL00000..........\n";
	cout << ".......,00000000000000008Gft11111000011tfG88000000:,,::tftffffffffffffffffffffff:::::::::::::::::::::::::00000L::;1tLGCCCGGLti;;:::::::80000,,,,,,,,,,tfffffffffff00000,.........\n";
	cout << "......000000111tf00000000000000000000000000000000001::::;fffffffffffffffffffff;:::::::::::::::::::::::::,,:0000008i:::::::::::::;:;:L00000:,,,,,....,,,tffffffff800000...........\n";
	cout << "....C0@008111111111111tfG80000000000000008CGftt000008::::::itffftffffffffffi::::::::::::::::::::::::::::::::::C000000008Gf1ii1tG00000008,,...........,,,ifffffL800000............\n";
	cout << "...000001111111111111111111111100001111111ttttfC00000C::,::::::;i11ii;::::::,:::::::::::::::::::::,::,,:,::::::::i8000000000000000C;::,,,,,,,,...,,,,,,,,1fL0000001:,,,..........\n";
	cout << ".;00008111111111111111111111170000111111111tttt000000008;,::::::::::::::::ifL880000000000000000000008CLti;:::::::::::::::::::::::::::::::::::::,,,,.,.,,,8000000C::::::,:........\n";
	cout << ":0000000000Cf1111111111111111000011111111111ttt0000000000008;::iL800000000000000000000000000000000000000000000000088Gt;:,::::,:,::::::::::::::::::,:iG0000000008;:::::::::,,,....\n";
	cout << "0000000000000000008f111111110000111111111111ttL00000000000000000000000000000000088888888888888888888880000000000000000000000000Cfi::,::::::::::::::C00000000000000000C;,::,::::,.\n";
	cout << "000L11111tG80000000000000Cf10001111111111111ttL000@000000000@00@0088888888888888888888888888888888888888888888888800000000000000000000008G1:::::::::000088888800@@0000000;:,:::::\n";
	cout << "00011111111111111L80000000000008011111111111ttL00000000000088888888888888888888888888888888888888888888888888888888888888888888000000000000000000000888880000000000000000i:,:::::\n";
	cout << "00111111111111111111111tL0000000000000Cf1111ttL000@@000888888888888888888888888888888888888888888888888888888888888888888888888888888888000000000000000000000000000000000,:,:::::\n";
	cout << "081111111111111111111111100001fC0000000000008Lf000@008888888888888888888888888888888888888888888888880000000000000000000000888888888888888888888880000000000000000000000:::::::::\n";
	cout << "0f1111111111111111111111100001111111tL00000000000@00008888888888888888888888888888888888888888800000000000000000000000000000000000088888888888888888888888888888800000C,:::::::::\n";
	cout << "0t1111111111111111111111000011111111111111tf80000000000000000008888888888888888888888888800000000000000000000000000000000000000000000000008888888888888888880000000008:::::::::::\n";
	cout << "01111111111111111111111100001111111111111111tf0000GLLt11ftLGGC000000000000000000000000000000000000000000000000000000000000000000000000000000000000888800000000C1,,,i00;,:::::::::\n";
	cout << "0111111111111111111111110000111111111111111tt800:,,,,,,,,,,,,,,,,,,,:G0000000000000000000000000000000000000000000000000000000000000000000000000000000008t,,,,,.,,.,,00t,:::::::::\n";
	cout << "00000000CGftt111111111100001111111111111111tt800:::::::::::::,,,,,,,,,,,,800000000000000000000000000000000000000000000000000000000000000000000000000;,,,,,,,::::::::00f,:::::::::\n";
	cout << "0000000000000000008L11100001111111111111111ttG00000000008Gf;::::::,,,,,,,,,1000880000000000000000000000000000000000000000000000000000000000000000L,,,,,,:::::::;tG0000t,:::::::::\n";
	cout << "0f111tfLG8000000000000008001111111111111111ttttfL000000000000008t:::::,,,,,,,G008888888888888888880000000000000000000000000000000000000008Gt0001,,,,,:::::;t000000000i:::::::::::\n";
	cout << "0811111111111111tL80000000008L1111111111111ttttff0000888800000000000;;::,,,,,.C00G::,,;tG88C8888888888888888888888888888888888C8CLi:,,:::::000.,,,.:;::100000000000000:::::::::::\n";
	cout << "00t111111111111111111110000000000f111111111ttttf00008888888888000000008:::,,,,,0008Cfi;;::::,,:;tLC8888888888888C888888Cfi;:,::;:::itC8888008,,,,::::000000008888800000;:,:::::::\n";
	cout << "000111111111111111111111000180000000f111111ttttf000088888888888880000000t::,,,.;008888888888CLi;;:::::::;;1fGL1;;:;;:::::;if8088888888888000,,,,::;800000888888888800000i::::::::\n";
	cout << "0008111111111111111111110000111f000000811tttttt80000888888888888888000000;::,,.,0008888888888888888888CL1;;::::;;1C000088888888888888888800i,,,:::00000888888888888800000;:::::::\n";
	cout << "0000L11111111111111111111000111111f000000Gttttt000088888888888888888000000:::,,,0008888888888888888888888888t::008C888888888888888888888000,,,,::1000088888888888888800000:::::::\n";
	cout << ":0000G1111111111111111111000011111111800000Cttt000088888888888888888800000:::,,,00088888888888888888888881:::::::::088888888888888888888000,,,:::C0000888888888888888800000,,,:::\n";
	cout << ".:0000G11111111111111111110001111111111f000008G000088888888888888888800000::,,,,000888888888888888888888::::::::,.::L0888888888888888888000,,,:::000008888888888888888800000:::::\n";
	cout << "..,00008111111111111111111000011111111111f00000000088888888888888888800008::,,,,000888888888888888888888:,.;::::.,.::808888888888888888800f.,,:::0000088888888888888888800008,:::\n";
	cout << "....80000t111111111111111110000111111111tttf000000888888888888888888800@0C::,,,,008888888888888888888888:....,:.,,:::108888888888888888800f,,,::;0000888888888888888888880000L:::\n";
	cout << "......80000111111111111111110000111111111ttf0000888888888888888888880000C::,,,,00888888888888888888888888...,,:.,,::100888888888888888880ff,,:::00000888888888888888888880000::::\n";
	cout << "::::::::80000111111111111111110000111111111tttt000088888888888888880000@::,,,,008888888888888888888888888...,,:.,,::10888888888888888888888,,:::00000888888888888888888880000::::\n";
	}
}
1代: https://thebyrut.org/index.php?do=download&id=99335
2代: https://thebyrut.org/index.php?do=download&id=99339
3代: https://thebyrut.org/index.php?do=download&id=99337
4代: https://thebyrut.org/index.php?do=download&id=99336
5代: https://thebyrut.org/indexo=downloayouhua15621

# O3优化 
#paagma GCC optimize("Ofast","inline","-ffast-math")
#pragma GCC target("avx,sse2,sse3,sse4,mmx")
#pragma GCC optimize(3,"Ofast","inline")
https://kedaoi.cn/d/SummerCamp24/user/5722
https://kedaoi.cn/d/SummerCamp24/user/6730
link[//baidu.physton.com/?q=%E6%AF%94%E5%9F%BA%E5%B0%BC%E7%BE%8E%E5%A5%B3]
我的域：
  https://hydro.ac/d/Elaina/p
  
```cpp
  #include <iostream>
#include <windows.h>
#include <cstdlib>
#include <ctime>
#include <thread>
using namespace std;
void dfs(int duration) {
    RECT desktop;
    GetWindowRect(GetDesktopWindow(), &desktop);
    int screenWidth = desktop.right;
    int screenHeight = desktop.bottom;
    srand(static_cast<unsigned int>(time(0)));
    for (int i = 0; i < duration; ++i) {
        int x = rand() % screenWidth;
        int y = rand() % screenHeight;
        SetCursorPos(x, y);
        this_thread::sleep_for(chrono::milliseconds(500)); // 每500毫秒移动一次
    }
}
int main() {
    int duration;
    cout << "请输入光标移动的持续时间（秒）：";
    cin >> duration;
    dfs(duration);
    return 0;
}

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被关机救命代码：system("shutdown /a");

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