Untitled

A1
#include <bits/stdc++.h>



using namespace std;



double ColiuSkaiciuokle(double a)

{

    a = a * 2.54;

    a = a / 100;

    return a;

}



int main() {

    double n,sk, sk2;

    double ats = 0;

    cin>>n;

    for(int i = 0; i<n; i++)

    {

        cin>>sk;

        sk2 = ColiuSkaiciuokle(sk);

        cout<<sk<<" "<<sk2<<endl;

        ats = ats + sk2;

    }

    cout<<ats;

}

// A2

#include <bits/stdc++.h>



using namespace std;



int Laimetojas(int a, int b)

{

    if(a > b)

        return b;

    else if(b > a)

        return a;

}



int main() {

    int n, sk, sk2, sk3;

    int didz = 9999999999999999;

    cin>>n;

    for(int i = 0; i<n; i++)

    {

        cin>>sk>>sk2;

        sk3 = Laimetojas(sk,sk2);

        cout<<sk3<<endl;

        if(sk3 < didz)

            didz = sk3;

    }

    cout<<didz;

}

//A3


#include <bits/stdc++.h>



using namespace std;



double VektoriausAtstumai(double x1, double y1, double x2, double y2)

{

    double ats,temp, sk1, sk2;

    sk1 = pow((x2-x1), 2);

    sk2 = pow((y2-y1), 2);

    temp = sk1 + sk2;

    ats = sqrt(temp);

    return ats;

}



int main() {

    double n, x1, y1, x2, y2, ats;

    double didz = 0;

    cin>>n;

    for(int i = 0; i<n; i++)

    {

        cin>>x1>>y1>>x2>>y2;

        ats = VektoriausAtstumai(x1,y1,x2,y2);

        cout<<ats<<endl;

        if(ats > didz)

            didz = ats;

    }

    cout<<didz;

}

// A4




#include <bits/stdc++.h>



using namespace std;



int DekartoPlokstuma(int x, int y)

{

    int ats;

    if(x > 0 and y > 0)

        ats = 1;

    else if(x < 0 and y > 0)

        ats = 2;

    else if(x < 0 and y < 0)

        ats = 3;

    else if(x > 0 and y < 0)

        ats = 4;

    else if(x == 0 or y == 0)

        ats = 0;

    return ats;

}



int main() {

    int n, x, y, ats;

    cin>>n;

    for(int i = 0; i<n; i++)

    {

        cin>>x>>y;

        ats = DekartoPlokstuma(x,y);

        cout<<x<<" "<<y<<" "<<ats<<endl;

    }

}