#include <iostream>
#include <fstream>
#include <string.h>
using namespace std;
ifstream f ("datorii.in");
ofstream g ("datorii.out");
int N,M,i,sd[15001],j,c1,c2,s,x;
bool op;
int main()
{
    f>>N>>M;
    for (i=1;i<=N;i++)
    {
        f>>x;
        sd[i]=sd[i-1]+x;
    }
    for (i=1;i<=M;i++)
    {
        f>>op>>c1>>c2;
        if (!op)
            for (j=c1;j<=N;j++)
            sd[j]-=c2;
        else
            g<<sd[c2]-sd[c1-1]<<"\n";
    }
}