c++ vector
#include <vector>
int main() {
std::vector<int> v;
v.push_back(10); // v = [10];
v.push_back(20); // v = [10, 20];
v.pop_back(); // v = [10];
v.push_back(30); // v = [10, 30];
auto it = v.begin();
int x = *it; // x = 10;
++it;
int y = *it; // y = 30
++it;
bool is_end = it == v.end(); // is_end = true
return 0;
}vector
In mathematics, physics and engineering, a Euclidean vector
is a geometric object that has magnitude and direction.
Vectors can be added to other vectors according to vector algebra
Examples include:
1.)displacement
2.)velocity
3.)position
4.)force
5.)torqueCopyright © 2021 Codeinu
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