평균값 구하기

#include<iostream>
#include <vector>
#include <cmath>
 
using namespace std;
 
 
int main(int argc, char** argv)
{
    int T;
    cin >> T;
    int iTemp1;
    double iResult = 0;
    vector<int> vTemp;
 
    double division = 10.0;
 
    for (int i = 0; i < T; i++)
    {
        double dTemp = 0;
        for (int j = 0; j < 10; j++)
        {
            cin >> iTemp1;
            iResult += iTemp1;
        }
        dTemp = round(iResult / division);
        vTemp.emplace_back(dTemp);
        iResult = 0;
    }
 
    for (int i = 0; i < T; i++)
    {
        cout << "#" << i+1 << " " << vTemp[i] << endl;
    }
         
    return 0;
}

1. cmath헤더추가하고
2. round( ) : 반올림
   ceil( ) : 올림
   floor( ) : 내림