ArithArr.cpp



#include "pch.h"
#include "ArithArr.h"

ArithArr::ArithArr(void) : LimitArr() {
}
ArithArr::ArithArr(int n, double val) : LimitArr(n, val) {
}
ArithArr::ArithArr(int n, int lb, double val) : LimitArr(n, lb, val) {
}
double ArithArr::sum() const{
	int size = arsize();
	double sum = 0.0;
	for (int i=0;i<size;i++) sum += arr[i];
	return sum;
}

double ArithArr::average() const {
	int size = arsize();
	double sum = 0.0;
	for (int i = 0; i < size; i++) sum += arr[i];
	return sum/arsize();
}
ArithArr ArithArr::operator+(ArithArr & x){
	if (arsize()!=x.arsize()) return NULL;
	else {
		ArithArr t(arsize());
		for (unsigned int i=0;i<arsize();i++) {
			t.arr[i]=x.arr[i]+arr[i];
		}
		return t;
	}
	return NULL;
}