remove element from vector
#include <iostream>
#include <vector>
#include <algorithm>
int main() {
std::vector<int> vec = {1, 2, 3, 4, 5};
int valueToRemove = 3;
auto it = std::find(vec.begin(), vec.end(), valueToRemove);
if (it != vec.end()) {
vec.erase(it);
}
for (int i : vec) {
std::cout << i << " ";
}
return 0;
}