vector<int>Solution::getRow(int n)
{
vector<int>ans(n+1);
ans[0]=1;
for(int i=0;i<=n/2;i++)
{
ans[i+1]=((n-i)*ans[i])/(i+1);
ans[n-i]=ans[i];
}
return ans;
}
vector<int>Solution::getRow(int n)
{
vector<int>ans(n+1);
ans[0]=1;
for(int i=0;i<=n/2;i++)
{
ans[i+1]=((n-i)*ans[i])/(i+1);
ans[n-i]=ans[i];
}
return ans;
}