#include <fstream>
using namespace std;
ifstream f("datorii.in");
ofstream g("datorii.out");

#define Nmax 15010
int sum[Nmax],n,m,i,j,a,b;
bool val;
void citire()
{
    f>>n>>m;
    for (int i=1;i<=n;++i)
    {
        f>>j;
        sum[i]=sum[i-1]+j;
    }
}
int main()
{
    citire();
    for (int i=1;i<=m;++i)
    {
        f>>val>>a>>b;
        if (val==0)
        {
            for(j=a;j<=n;++j)
                sum[j]-=b;
        }
        else
            g<<sum[b]-sum[a]+sum[a]-sum[a-1]<<'\n';
    }
    return 0;
}