#include <iostream>
#include <fstream>
using namespace std;

int n,m;
float a[50],mat[30][3];
ifstream fin("datorii.in");
ofstream fout("datorii.out");

void citire()
{
    int i,j,k,ok;
    fin>>n>>m;
    while ((n<1) || (n>15000) || (m<=0)|| (m>100000))
    fin>>n>>m;
    ok=1;
    while (ok==1)
    {
        for (i=1;i<=n;i++)
        {
            fin>>a[i];
            if (i==n) ok=0;
            if (a[i]<=0) ok=0;
        }
    }
    for (j=1;j<=m;j++)
        for (k=1;k<=3;k++)
            fin>>mat[j][k];

}

float achitare(int t,float v)
{
    a[t]=a[t]-v;
    return a[t];
}

void interogare(int p,int q)
{
    int s=0,i;
    for (i=p;i<=q;i++)
        s=s+a[i];
    fout<<s<<"\n";
}

void test()
{
    int i,j;
    for (i=1;i<=m;i++)
        {
            if (mat[i][1]==0) achitare(mat[i][2],mat[i][3]);
            if (mat[i][1]==1) interogare(mat[i][2],mat[i][3]);
        }
}

int main()
{
   citire();
   test();
   return 0;
}