initialize whole array to 0 c 2b 2b

1std::vector<int> arr(SIZE);
2for (int i = 0; i < SIZE; i++)
3{
4    arr[i] = i;
5}
6

1int nScores[100] = {0};

1int *arrayName = new int[10]{0}; 
2//Print array elements
3for(int i=0; i<10; i++ { cout<<arrayName[i] <<" "; }