#include <iostream>
#include <fstream>
using namespace std;
ifstream in("datorii.in");
ofstream out("datorii.out");
int main()
{
    int n,m,a,b,s,x,i,j,A[100];
    in>>n>>m;
    for(i=1;i<=n;i++)
        in>>A[i];
    for(i=1;i<=m;i++)
    {
        in>>x>>a>>b;
        if(x)
        {
            s=0;
            for(j=a;j<=b;j++)
                s+=A[j];
            out<<s<<"\n";
        }
        else
            A[a]-=b;
    }
    return 0;
}