#pragma hdrstop
#pragma argsused

#include <tchar.h>
#include <stdio.h>

#include <iostream.h>

using namespace std;
    int j___= 0;

int _tmain(int argc, _TCHAR* argv[])
{
    int n = 10;
    cout << "n = "; cin >> n;
    n = abs(n);
    float *Arr = new float [n];
    float *ArrCopy = new float [n];

//  float Arr[1000];
//  float ArrCopy[1000];

    // 1
    int task_1 = 0, el = 0;
    for (int i = 0; i < n; i++){
        cout << "Arr[" << i << "]="; cin >> Arr[i];
        if(abs(Arr[i]) > el){
            task_1 = i;
            el = abs(Arr[i]);
        }
    }
    cout << "Task #1 :" << task_1 << "\n";

    //2
    bool p = false;
    float task_2 = 0.0;
    for (int i = 0; i < n; i++){
        if(p) task_2 += Arr[i];
        if(Arr[i] > 0) p = !p;
    }

    //3
    cout << "Task #2 :" << task_2 << "\n";
    int a = 0, b = 0;

    cout << "a = "; cin >> a;
    cout << "b = "; cin >> b;

    a = max(min(a, b), 0); // щоб не виходити за межі
    b = min(max(a, b), n);

    for (int i = a, j___= 0; i < b; i++) {
//      cout << "i = " << i << "; j___= " << j___<< "\n";
        ArrCopy[j___] = Arr[i];
        j___ = j___+ 1;
    }
//  for (int i = 0; i < n; i++) cout << "Arr[" << i << "]=" << ArrCopy[i] << "\n";
//  cout <<"j___= " << j___<< "\n";

    for (int i = 0; i < a; i++){
//      cout << "i = " << i << "; j___= " << j___<< "\n";
        ArrCopy[j___] = Arr[i];
        j___ = j___+ 1;
    }
//  for (int i = 0; i < n; i++) cout << "Arr[" << i << "]=" << ArrCopy[i] << "\n";
//  cout <<"j___= " << j___<< "\n";

    for (int i = b; i < n; i++){
//      cout << "i = " << i << "; j___= " << j___<< "\n";
        ArrCopy[j___] = Arr[i];
        j___ = j___+ 1;
    }
//  for (int i = 0; i < n; i++) cout << "Arr[" << i << "]=" << ArrCopy[i] << "\n";
//  cout <<"j___= " << j___<< "\n";

    cout << "Task #3 :" << "\n";

    for (int i = 0; i < n; i++) cout << "Arr[" << i << "]=" << ArrCopy[i] << "\n";

    system("pause");

    return 0;
}