с++: массивы, указатели и функции

#include <iostream>
#include <string>
using namespace std;
 
int main(){
 
 
setlocale(0, "");
 
int intF, intN, intP, UIRLength;
string UIR152;
//Первое задание
cout << "vvedite FIO";
getline(cin, UIR152);
cout << "razmer massiva UIR-152: " << UIR152.length() << endl;
 
intF = UIR152.find_first_of(" ");
intN = UIR152.find_first_of(" ", intF+1) - (intF+1);
intP = UIR152.length()-(intN+1)-(intF+1);
 
cout << "Familia: " << intF << endl;
cout << "Imya: " << intN << endl;
cout << "Ot4estvo: " << intP << endl;
 
int* arr1 = new int[intN];
int* arr2 = new int[intN];
 
cout << "Pervyj massiv:" << endl;
for(int i=1; i<=intN; i++){
cout << i << "Element: " ;
cin >> arr1[i];
cout << endl;
}
 
cout << "Vtoroj massiv:" << endl;
for(int i=1; i<=intN; i++){
cout << i << " element: " ;
cin >> arr2[i];
cout << endl;
}
 
cout << "Vyvod massivov" << endl;
cout << "Vyvodim pervyj massiv:" << endl;
for(int i=1; i<=intN; i++){
cout << arr1[i] << " ";
}
cout << endl;
cout << "Vyvodim vtoroj massiv:" << endl;
for(int i=1; i<=intN; i++){
cout << arr2[i] << " ";
}
cout << endl;
 
//Второе задание
int value = (intP+intF)*(-1);
int sum1, sum2;
sum1 = 0;
sum2 = 0;
for(int j=intN; j>=1; j--){
if (arr1[j]==value) {
for(int i=1; i!=j; i++)
sum1 = sum1+arr1[i];
break;
}
else {
for(int i=1; i<=intN; i++)
sum1 = sum1+arr1[i];
break;
}
}
for(int j=intN; j>=1; j--){
if (arr2[j]==value) {
for(int i=1; i!=j; i++)
sum2 = sum2+arr2[i];
break;
}
else {
for(int i=1; i<=intN; i++)
sum2 = sum2+arr2[i];
break;
}
}
cout << "rezultaty summy:" << endl;
cout << "1j massiv: " << sum1 << endl;
cout << "2j massiv: " << sum2 << endl;
cout << "Vyvodim massiv s naibolshej summoj:" << endl;
if (sum1<sum2)
for(int i=1; i<=intN; i++)cout << arr2[i] << " ";
else for(int i=1; i<=intN; i++)cout << arr1[i] << " ";
cout << endl;
 
return 0;}

// Второе задание
 
int sum1, sum2;
sum1 = 0;
sum2 = 0;
for(int i = 0; i < intN; i++)
 {
if (arr1[i]>=-intP && arr1[i]<=-intF) sum1 += arr1[i];
}
for(int i = 0; i < intN; i++)
 {
if (arr2[i]>=-intP && arr2[i]<=-intF) sum2 += arr2[i];
}
cout << "Summy: " << endl;
cout << "1 massiv: " << sum1 << endl;
cout << "2 massiv: " << sum2 << endl;
cout << "Massiv s naibolshej summoj: " << endl;
if (sum1<sum2)
for(int i=1; i<=intN; i++)
cout << arr2[i] << " ";
else for(int i=1; i<=intN; i++)
cout << arr1[i] << " ";
cout << endl;
return 0;}