119. Pascal's Triangle II

 1 class Solution {
 2 public:
 3     vector<int> getRow(int rowIndex) {
 4         vector<int> vals;
 5         
 6         vals.resize(rowIndex+1);
 7         vals[0] = 1;
 8         
 9         for(int i = 1; i <= rowIndex;i++)
10             vals[i] = (long long)vals[i-1]*(rowIndex-i+1)/i;
11             
12         return vals;
13     }
14 };