#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
using namespace std;

//template
#define rep(i,a,b) for(int i=(a);i<(b);i++)
#define rrep(i,a,b) for(int i=(a);i>(b);i--)
#define ALL(v) (v).begin(),(v).end()
typedef long long int ll; typedef pair<ll, ll> P;
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
template<typename A,size_t N,typename T>void Fill(A(&array)[N],const T &val){fill((T*)array, (T*)(array+N), val);}
const int inf = INT_MAX / 2; const ll INF = LLONG_MAX / 2;
//template end



int main(){
    int n,q; scanf("%d%d",&n,&q);
    ll a[100010];
    rep(i,1,n+1)scanf("%d",&a[i]);
    int b,l,r,x; ll res;
    rep(rot,0,q){
        scanf("%d%d%d",&b,&l,&r);
        if(b==1){
            rep(i,l,r+1)a[i]&=1;
        }
        else if(b==2){
            scanf("%d",&x);
            rep(i,l,r+1)a[i]+=x;
        }
        else{
            res=0;
            rep(i,l,r+1)res+=a[i];
            printf("%lld\n",res);
        }
    }
    return 0;
}