Answers for "get the last element of an array c++"

C++
7

find last element of an array c++

int arr={1,2,3,4,5,6};
int length=sizeof(arr)/sizeof(int);
int lastElement=aar[length-1];
Posted by: Guest on October-25-2020
1

c++ get last element in array

#include<iostream>
/*To get the last element of the array we first get the size 
    of the array by using sizeof().  Unfortunately, this gives 
    us the size of the array in bytes.  To fix this, we divide
    the size (in bytes) by the size of the data type in the array.
    In our case, this would be int, so we divide sizeof(array) 
    by sizeof(int).  Since arrays  start from 0 and not 1 we 
    subtract one to get the last element.
    -yegor*/
int array[5] = { 1, 2, 3, 4, 5 };
printf("Last Element of Array: %d", array[(sizeof(array)/sizeof(int))-1]);
Posted by: Guest on October-12-2020
2

cpp get last element of vector

vector<int> vec;
vec.push_back(0);
vec.push_back(1);
int last_element = vec.back();
int also_last_element = vec[vec.size() - 1];
Posted by: Guest on September-05-2020
0

get the last element of an array c++

// C++ Program to print first and last element in an array
#include <iostream>
using namespace std;
int main()
{
	int arr[] = { 4, 5, 7, 13, 25, 65, 98 };
	int f, l, n;
	n = sizeof(arr) / sizeof(arr[0]);
	f = arr[0];
	l = arr[n - 1];
	cout << "First element: " << f << endl;
	cout << "Last element: " << l << endl;
	return 0;
}
Posted by: Guest on May-31-2021
0

How to get the last element of an array in C++ using std::array

#include <array>
std::array<int, 5> a {1, 2, 3, 4, 5};
int i = a[a.size() - 1]; // The last variable stored in i
Posted by: Guest on September-07-2020

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