define vector with size and value c++
// CPP program to create an empty vector
// and push values one by one.
#include <iostream>
#include <vector>
using namespace std;
int main()
{
int n = 3;
// Create a vector of size n with
// all values as 10.
vector<int> vect(n, 10);
for (int x : vect)
cout << x << " ";
return 0;
}declare vector of size n in c++
#include <vector>
auto n = 20
// create a vector with n=20 integer elements
std::vector<int> arr(n);Copyright © 2021 Codeinu
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