#include <fstream>
#define NMax 100005
using namespace std;
ifstream fin("aib.in");
ofstream fout("aib.out");
int N,M,X[NMax],S[NMax];

int main()
{
    fin>>N>>M;
    for(int i=1;i<=N;i++)
        {
            fin>>X[i];
            S[i]=S[i-1]+X[i];
        }
    while(M--)
    {
        int op,a,b;
        fin>>op>>a>>b;
        fout<<S[b]-S[a-1]<<"\n";
    }
    return 0;
}