Plug in Highlighting Code Block 使ってみた

#include <iostream>
#include <vector>
 
using namespace std;
 
int main(){
 
	vector<int> vec;
 
	vec.push_back(10);
	vec.push_back(20);
	vec.push_back(30);
 
	cout << vec[0] << endl;
	cout << vec[1] << endl;
 
	cout << "Vector size" << vec.size() << endl;
 
	for(int element :vec){
		cout << element << endl;
	}
	return 0;
}