int generateQuestionAndAnswer(int& number1,int& number2)
{
    number1=rand()%9+1;
    number2=rand()%9+1;
    return number2%number1;
}
bool answerCorrect(int guess, int answer)
{
    return (guess==answer)?true:false;
}

#include <iostream>
#include <ctime>
using namespace std;

void line(){
    cout<<"--------------------------------------------"<<endl;
}

void check(int a,int b){
    cout<<"             ";
    for(int i=0;i<a;i++)
        cout<<" O";
    for(int i=0;i<b;i++)
        cout<<" #";
    cout<<endl;
}

void ran(int &ran1,int &ran2, int &ran3, int &ran4)
{
    ran1=rand()%6+1;
    ran2=rand()%6+1;
    ran3=rand()%6+1;
    ran4=rand()%6+1;
    while(ran2==ran1)
        ran2=rand()%6+1;
    while(ran3==ran1 || ran3==ran2)
        ran3=rand()%6+1;
    while(ran4==ran1||ran4==ran2||ran4==ran3)
        ran4=rand()%6+1;
}

int main() {
    srand(time(NULL));
    //define start
    int round=1;
    int ran1,ran2,ran3,ran4;
    int ans[5];
    int check1=0,check2=0;
    bool checkdig1=false,checkdig2=false,checkdig3=false,checkdig4=false;
    //define end
    ran(ran1,ran2,ran3,ran4);
    cout<<"MasterMind"<<endl<<endl;
    cout<<"Answer: "<<ran1<<ran2<<ran3<<ran4<<endl;
    cout<<"Enter four digits (1-6) separated by a space"<<endl;
    while(true){
    line();
    cout<<"Round"<<round<<":"<<endl;
    cout<<"Enter Guess:  ";
    for(int i=0;i<4;i++)
        cin>>ans[i];
    if(ans[0]==ran1){
        check1++;checkdig1=true;
    }
    if(ans[1]==ran2){
        check1++;checkdig2=true;
    }
    if(ans[2]==ran3){
        check1++;checkdig3=true;
    }
    if(ans[3]==ran4){
        check1++;checkdig4=true;
    }
    if(checkdig1==false&&(ans[0]==ran2||ans[0]==ran3||ans[0]==ran4))
        check2++;
    if(checkdig2==false&&(ans[1]==ran1||ans[1]==ran3||ans[1]==ran4))
        check2++;
    if(checkdig3==false&&(ans[2]==ran1||ans[2]==ran2||ans[2]==ran4))
        check2++;
    if(checkdig4==false&&(ans[3]==ran1||ans[3]==ran2||ans[3]==ran3))
        check2++;
    if(check1==4){
        line();
        cout<<"Congratulations! You win the game in "<<round<<" steps"<<endl;
        break;
    }
    check(check1,check2);
    round++;
    checkdig1=false;checkdig2=false;checkdig3=false;checkdig4=false;
    check1=0;check2=0;
    }
    return 0;
}

#include <iostream>
#include <ctime>
using namespace std;
int main() {
    int ran1,ran2, ans,solu;int count=0;
    srand(time(NULL));
    for(int i=0;i<5;i++){
    ran1=rand()%9+1;
    ran2=rand()%9+1;
    solu=ran1%ran2;
    cout<<"How much is the remainder of "<<ran1<<" divided by "<<ran2<<"?";
    cin>>ans;
    if(ans==solu)count++;
    }
    if(count<=1)
        cout<<count<<" answer out of 5 is correct."<<endl;
    else
        cout<<count<<" answers out of 5 are correct."<<endl;
    return 0;
}

#include <iostream>
using namespace std;
int main() {
    int in_count;int in_value;
    int total=0;
    while(true){
        cout<<"Enter input: ";
        total=0;
        cin >> in_count;
        if(in_count==-1) break;
        for(int i = 0;i<in_count;i++) {
            cin >> in_value;
            total += in_value;
        }
        cout<< "Output total: "<<total<<endl;
    }
    return 0;
}