#include <bits/stdc++.h> #include <windows.h> using namespace std; void movexy(short x, short y){ COORD position={x, y}; HANDLE hOut=GetStdHandle(STD_OUTPUT_HANDLE); SetConsoleCursorPosition(hOut, position); } int main(){ movexy(37, 7); cout<<"反电子教室系统"<<endl; cout<<endl; cout<<" 目前可以反击:"<<endl; SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),FOREGROUND_RED); cout<<" 红蜘蛛多媒体网络教室 - 输入 k-rs即可反击"<<endl; SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 11); cout<<" 极域电子教室 - 输入 k-jy即可反击"<<endl; SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 12); cout<<" 伽卡他卡电子教室 - 输入 k-yk即可反击"<<endl; SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 7); cout<<" 如果在开启本程序后关闭本程序，"<<endl; cout<<" 本次反击将无效！"<<endl; cout<<" input >>> "; string s; cin>>s; if(s=="k-rs"){ system("cls"); SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE),FOREGROUND_RED); cout<<" 红蜘蛛反击系统启动成功"<<endl; Sleep(1000); SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 7); while(1) { system("taskkill /f /t /im REDAgent.exe"); system("cls"); } } if(s=="k-jy"){ system("cls"); SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 11); cout<<" 极域反击系统启动成功"<<endl; Sleep(1000); SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 7); while(1) { system("taskkill /f /t /im StudentMain.exe"); system("cls"); } } if(s=="k-yk"){ system("cls"); SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 12); cout<<" 伽卡他卡反击系统启动成功"<<endl; Sleep(1000); SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 7); while(1){ system("taskkill /f /t /im Student.exe"); system("cls"); } } return 0; }

#include<bits/stdc++.h> using namespace std; int n; char s[100001]; int main() { cin>>n; for(int i=0;i<n;i++) cin>>s[i]; int sum=0; for(int i=0;i<n;i++){ if(s[i]>='A'&&s[i]<='Z'){ sum+=s[i]*(-1); }else if(s[i]>='a'&&s[i]<='z'){ sum+=s[i]-96; } } cout<<sum; return 0; }