/**
 *	author: nok0
 *	created: 2021.03.26 23:39:47
**/
#ifdef LOCAL
#define _GLIBCXX_DEBUG
#endif

#include <bits/stdc++.h>
using namespace std;
#if __has_include(<atcoder/all>)
#include <atcoder/all>
using namespace atcoder;
#endif

#pragma region Macros
// rep macro
#define foa(v, a) for(auto &v : a)
#define REPname(a, b, c, d, e, ...) e
#define REP(...) REPname(__VA_ARGS__, REP3, REP2, REP1, REP0)(__VA_ARGS__)
#define REP0(x) for(int i = 0; i < (x); ++i)
#define REP1(i, x) for(int i = 0; i < (x); ++i)
#define REP2(i, l, r) for(int i = (l); i < (r); ++i)
#define REP3(i, l, r, c) for(int i = (l); i < (r); i += (c))
#define REPSname(a, b, c, ...) c
#define REPS(...) REPSname(__VA_ARGS__, REPS1, REPS0)(__VA_ARGS__)
#define REPS0(x) for(int i = 1; i <= (x); ++i)
#define REPS1(i, x) for(int i = 1; i <= (x); ++i)
#define RREPname(a, b, c, d, e, ...) e
#define RREP(...) RREPname(__VA_ARGS__, RREP3, RREP2, RREP1, RREP0)(__VA_ARGS__)
#define RREP0(x) for(int i = (x)-1; i >= 0; --i)
#define RREP1(i, x) for(int i = (x)-1; i >= 0; --i)
#define RREP2(i, r, l) for(int i = (r)-1; i >= (l); --i)
#define RREP3(i, r, l, c) for(int i = (r)-1; i >= (l); i -= (c))
#define RREPSname(a, b, c, ...) c
#define RREPS(...) RREPSname(__VA_ARGS__, RREPS1, RREPS0)(__VA_ARGS__)
#define RREPS0(x) for(int i = (x); i >= 1; --i)
#define RREPS1(i, x) for(int i = (x); i >= 1; --i)

// name macro
#define pb push_back
#define eb emplace_back
#define SZ(x) ((int)(x).size())
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define popcnt(x) __builtin_popcountll(x)
template <class T = int>
using V = std::vector<T>;
template <class T = int>
using VV = std::vector<std::vector<T>>;
template <class T>
using pqup = std::priority_queue<T, std::vector<T>, std::greater<T>>;
using ll = long long;
using ld = long double;
using int128 = __int128_t;
using pii = std::pair<int, int>;
using pll = std::pair<long long, long long>;

// input macro
template <class T, class U>
std::istream &operator>>(std::istream &is, std::pair<T, U> &p) {
	is >> p.first >> p.second;
	return is;
}
template <class T>
std::istream &operator>>(std::istream &is, std::vector<T> &v) {
	for(T &i : v) is >> i;
	return is;
}
std::istream &operator>>(std::istream &is, __int128_t &a) {
	std::string s;
	is >> s;
	__int128_t ret = 0;
	for(int i = 0; i < s.length(); i++)
		if('0' <= s[i] and s[i] <= '9')
			ret = 10 * ret + s[i] - '0';
	a = ret * (s[0] == '-' ? -1 : 1);
	return is;
}
#if __has_include(<atcoder/all>)
std::istream &operator>>(std::istream &is, atcoder::modint998244353 &a) {
	long long v;
	is >> v;
	a = v;
	return is;
}
std::istream &operator>>(std::istream &is, atcoder::modint1000000007 &a) {
	long long v;
	is >> v;
	a = v;
	return is;
}
template <int m>
std::istream &operator>>(std::istream &is, atcoder::static_modint<m> &a) {
	long long v;
	is >> v;
	a = v;
	return is;
}
template <int m>
std::istream &operator>>(std::istream &is, atcoder::dynamic_modint<m> &a) {
	long long v;
	is >> v;
	a = v;
	return is;
}
#endif
namespace scanner {
void scan(int &a) { std::cin >> a; }
void scan(long long &a) { std::cin >> a; }
void scan(std::string &a) { std::cin >> a; }
void scan(char &a) { std::cin >> a; }
void scan(char a[]) { std::scanf("%s", a); }
void scan(double &a) { std::cin >> a; }
void scan(long double &a) { std::cin >> a; }
template <class T, class U>
void scan(std::pair<T, U> &p) { std::cin >> p; }
template <class T>
void scan(std::vector<T> &a) { std::cin >> a; }
void INPUT() {}
template <class Head, class... Tail>
void INPUT(Head &head, Tail &... tail) {
	scan(head);
	INPUT(tail...);
}
}  // namespace scanner
#define VEC(type, name, size)     \
	std::vector<type> name(size); \
	scanner::INPUT(name)
#define VVEC(type, name, h, w)                                    \
	std::vector<std::vector<type>> name(h, std::vector<type>(w)); \
	scanner::INPUT(name)
#define INT(...)     \
	int __VA_ARGS__; \
	scanner::INPUT(__VA_ARGS__)
#define LL(...)            \
	long long __VA_ARGS__; \
	scanner::INPUT(__VA_ARGS__)
#define STR(...)             \
	std::string __VA_ARGS__; \
	scanner::INPUT(__VA_ARGS__)
#define CHAR(...)     \
	char __VA_ARGS__; \
	scanner::INPUT(__VA_ARGS__)
#define DOUBLE(...)     \
	double __VA_ARGS__; \
	scanner::INPUT(__VA_ARGS__)
#define LD(...)              \
	long double __VA_ARGS__; \
	scanner::INPUT(__VA_ARGS__)

// output-macro
template <class T, class U>
std::ostream &operator<<(std::ostream &os, const std::pair<T, U> &p) {
	os << p.first << " " << p.second;
	return os;
}
template <class T>
std::ostream &operator<<(std::ostream &os, const std::vector<T> &a) {
	for(int i = 0; i < int(a.size()); ++i) {
		if(i) os << " ";
		os << a[i];
	}
	return os;
}
std::ostream &operator<<(std::ostream &dest, __int128_t &value) {
	std::ostream::sentry s(dest);
	if(s) {
		__uint128_t tmp = value < 0 ? -value : value;
		char buffer[128];
		char *d = std::end(buffer);
		do {
			--d;
			*d = "0123456789"[tmp % 10];
			tmp /= 10;
		} while(tmp != 0);
		if(value < 0) {
			--d;
			*d = '-';
		}
		int len = std::end(buffer) - d;
		if(dest.rdbuf()->sputn(d, len) != len) {
			dest.setstate(std::ios_base::badbit);
		}
	}
	return dest;
}
#if __has_include(<atcoder/all>)
std::ostream &operator<<(std::ostream &os, const atcoder::modint998244353 &a) { return os << a.val(); }
std::ostream &operator<<(std::ostream &os, const atcoder::modint1000000007 &a) { return os << a.val(); }
template <int m>
std::ostream &operator<<(std::ostream &os, const atcoder::static_modint<m> &a) { return os << a.val(); }
template <int m>
std::ostream &operator<<(std::ostream &os, const atcoder::dynamic_modint<m> &a) { return os << a.val(); }
#endif
template <class T>
void print(const T a) { std::cout << a << '\n'; }
template <class Head, class... Tail>
void print(Head H, Tail... T) {
	std::cout << H << ' ';
	print(T...);
}
template <class T>
void printel(const T a) { std::cout << a << '\n'; }
template <class T>
void printel(const std::vector<T> &a) {
	for(const auto &v : a)
		std::cout << v << '\n';
}
template <class Head, class... Tail>
void printel(Head H, Tail... T) {
	std::cout << H << '\n';
	printel(T...);
}
void Yes(const bool b = true) { std::cout << (b ? "Yes\n" : "No\n"); }
void No() { std::cout << "No\n"; }
void YES(const bool b = true) { std::cout << (b ? "YES\n" : "NO\n"); }
void NO() { std::cout << "NO\n"; }
void err(const bool b = true) {
	if(b) {
		std::cout << "-1\n", exit(0);
	}
}

//debug macro
namespace debugger {
template <class T>
void view(const std::vector<T> &a) {
	std::cerr << "{ ";
	for(const auto &v : a) {
		std::cerr << v << ", ";
	}
	std::cerr << "\b\b }";
}
template <class T>
void view(const std::vector<std::vector<T>> &a) {
	std::cerr << "{\n";
	for(const auto &v : a) {
		std::cerr << "\t";
		view(v);
		std::cerr << "\n";
	}
	std::cerr << "}";
}
template <class T, class U>
void view(const std::vector<std::pair<T, U>> &a) {
	std::cerr << "{\n";
	for(const auto &p : a) std::cerr << "\t(" << p.first << ", " << p.second << ")\n";
	std::cerr << "}";
}
template <class T, class U>
void view(const std::map<T, U> &m) {
	std::cerr << "{\n";
	for(const auto &p : m) std::cerr << "\t[" << p.first << "] : " << p.second << "\n";
	std::cerr << "}";
}
template <class T, class U>
void view(const std::pair<T, U> &p) { std::cerr << "(" << p.first << ", " << p.second << ")"; }
template <class T>
void view(const std::set<T> &s) {
	std::cerr << "{ ";
	for(auto &v : s) {
		view(v);
		std::cerr << ", ";
	}
	std::cerr << "\b\b }";
}

template <class T>
void view(const T &e) { std::cerr << e; }
}  // namespace debugger
#ifdef LOCAL
void debug_out() {}
template <typename Head, typename... Tail>
void debug_out(Head H, Tail... T) {
	debugger::view(H);
	std::cerr << ", ";
	debug_out(T...);
}
#define debug(...)                                                \
	do {                                                          \
		std::cerr << __LINE__ << " [" << #__VA_ARGS__ << "] : ["; \
		debug_out(__VA_ARGS__);                                   \
		std::cerr << "\b\b]\n";                                   \
	} while(false)
#else
#define debug(...) (void(0))
#endif

// vector macro
template <class T>
int lb(const std::vector<T> &a, const T x) { return std::distance((a).begin(), std::lower_bound((a).begin(), (a).end(), (x))); }
template <class T>
int ub(const std::vector<T> &a, const T x) { return std::distance((a).begin(), std::upper_bound((a).begin(), (a).end(), (x))); }
template <class T>
void UNIQUE(std::vector<T> &a) {
	std::sort(a.begin(), a.end());
	a.erase(std::unique(a.begin(), a.end()), a.end());
}
template <class T>
std::vector<T> press(std::vector<T> &a) {
	auto res = a;
	UNIQUE(res);
	for(auto &v : a)
		v = lb(res, v);
	return res;
}
#define SORTname(a, b, c, ...) c
#define SORT(...) SORTname(__VA_ARGS__, SORT1, SORT0, ...)(__VA_ARGS__)
#define SORT0(a) std::sort((a).begin(), (a).end())
#define SORT1(a, c) std::sort((a).begin(), (a).end(), [](const auto x, const auto y) { return x c y; })
template <class T>
void ADD(std::vector<T> &a, const T x) {
	for(auto &v : a) v += x;
}
template <class T>
void SUB(std::vector<T> &a, const T x = 1) {
	for(auto &v : a) v -= x;
}
template <class T>
void MUL(std::vector<T> &a, const T x) {
	for(auto &v : a) v *= x;
}
template <class T>
void DIV(std::vector<T> &a, const T x) {
	for(auto &v : a) v /= x;
}

// math macro
template <class T, class U>
inline bool chmin(T &a, const U &b) { return a > b ? a = b, true : false; }
template <class T, class U>
inline bool chmax(T &a, const U &b) { return a < b ? a = b, true : false; }
template <class T>
T divup(T x, T y) { return (x + y - 1) / y; }
template <class T>
T POW(T a, long long n) {
	T ret = 1;
	while(n) {
		if(n & 1) ret *= a;
		a *= a;
		n >>= 1;
	}
	return ret;
}
// modpow
long long POW(long long a, long long n, const int mod) {
	long long ret = 1;
	while(n) {
		if(n & 1) (ret *= a) %= mod;
		(a *= a) %= mod;
		n >>= 1;
	}
	return ret;
}

// others
struct fast_io {
	fast_io() {
		ios::sync_with_stdio(false);
		cin.tie(nullptr);
		cout << fixed << setprecision(15);
	}
} fast_io_;
const int inf = 1e9;
const ll INF = 1e18;
#pragma endregion

template <class S,
          S (*op)(S, S),
          S (*e)(),
          class F,
          S (*mapping)(F, S, int),
          F (*composition)(F, F),
          F (*id)()>
struct ImplicitTreap {
public:
	ImplicitTreap() : ImplicitTreap(0) {}
	ImplicitTreap(const int n) : ImplicitTreap(std::vector(n, e())) {}
	ImplicitTreap(const int n, S x) : ImplicitTreap(std::vector(n, x)) {}
	ImplicitTreap(const std::vector<S> &v) {
		for(int i = v.size() - 1; i >= 0; i--) insert(0, v[i]);
	}

	void insert(const int p, const S x) {
		assert(0 <= p and p <= size());
		insert(root, p, std::make_shared<node>(x, rnd()));
	}

	void erase(const int l, const int r) {
		assert(0 <= l and l <= r and r <= size());
		erase(root, l, r);
	}

	void set(const int p, const S x) {
		assert(0 <= p and p < size());
		set(root, p, x);
	}

	S get(const int p) {
		assert(0 <= p and p < size());
		return prod(p, p + 1);
	}

	S prod(const int l, const int r) {
		assert(0 <= l and l <= r and r <= size());
		return prod(root, l, r);
	}

	S all_prod() { return root != nullptr ? root->acc : e(); }

	void apply(const int p, const F f) { return apply(p, p + 1, f); }
	void apply(const int l, const int r, const F f) {
		assert(0 <= l and l <= r and r <= size());
		apply(root, l, r, f);
	}

	void reverse(const int l, const int r) {
		assert(0 <= l and l <= r and r <= size());
		reverse(root, l, r);
	}

	void rotate(const int l, const int r, const int m) {
		assert(0 <= l and l <= r and r <= size());
		reverse(l, r);
		reverse(l, l + r - m);
		reverse(l + r - m, r);
	}

	void push_front(const S x) { insert(0, x); }

	void push_back(const S x) { insert(size(), x); }

	void pop_front() {
		assert(size());
		erase(0);
	}

	void pop_back() {
		assert(size());
		erase(size() - 1);
	}

	int size() const noexcept { return cnt(root); }

	bool empty() const noexcept { return cnt(root) == 0; }

private:
	struct xorshift {
		uint32_t x = 123456789, y = 362436069, z = 521288629, w = 88675123;
		xorshift(uint32_t seed = 0) { z ^= seed; }
		uint32_t operator()() {
			uint32_t t = x ^ (x << 11);
			x = y;
			y = z;
			z = w;
			return w = (w ^ (w >> 19)) ^ (t ^ (t >> 8));
		}
	};

	xorshift rnd;

	struct node;
	using node_ptr = std::shared_ptr<node>;

	struct node {
		S val, acc;
		F lazy;
		uint32_t pri;
		int cnt;
		bool rev;
		node_ptr l, r;
		node(S val, uint32_t pri) : val(val), acc(e()), lazy(id()), pri(pri), cnt(1), rev(false), l(nullptr), r(nullptr) {}
	};

	node_ptr root = nullptr;

	int cnt(const node_ptr &t) const { return t != nullptr ? t->cnt : 0; }
	S acc(const node_ptr &t) const { return t != nullptr ? t->acc : e(); }

	void update(node_ptr &t) {
		if(t != nullptr) {
			t->cnt = cnt(t->l) + 1 + cnt(t->r);
			t->acc = op(acc(t->l), op(t->val, acc(t->r)));
		}
	}

	void push(node_ptr &t) {
		if(t != nullptr) {
			if(t->rev == true) {
				std::swap(t->l, t->r);
				t->rev = false;
				if(t->l != nullptr) t->l->rev ^= 1;
				if(t->r != nullptr) t->r->rev ^= 1;
			}
			if(t->l != nullptr) {
				t->l->lazy = composition(t->lazy, t->l->lazy);
				t->l->acc = mapping(t->lazy, t->l->acc, cnt(t->l));
			}
			if(t->r != nullptr) {
				t->r->lazy = composition(t->lazy, t->r->lazy);
				t->r->acc = mapping(t->lazy, t->r->acc, cnt(t->r));
			}
			t->val = mapping(t->lazy, t->val, 1);
			t->lazy = id();
			update(t);
		}
	}

	void split(node_ptr t, int key, node_ptr &l, node_ptr &r) {
		if(t == nullptr) {
			l = r = nullptr;
			return;
		}
		push(t);
		int implicit_key = cnt(t->l) + 1;
		if(key < implicit_key)
			split(t->l, key, l, t->l), r = t;
		else
			split(t->r, key - implicit_key, t->r, r), l = t;
		update(t);
	}

	void merge(node_ptr &t, node_ptr l, node_ptr r) {
		push(l), push(r);
		if(l == nullptr or r == nullptr)
			t = (l != nullptr ? l : r);
		else if(l->pri > r->pri)
			merge(l->r, l->r, r), t = l;
		else
			merge(r->l, l, r->l), t = r;
		update(t);
	}

	void insert(node_ptr &t, int key, node_ptr x) {
		node_ptr t1(nullptr), t2(nullptr);
		split(t, key, t1, t2);
		merge(t1, t1, x);
		merge(t, t1, t2);
	}

	void erase(node_ptr &t, int l, int r) {
		node_ptr t1(nullptr), t2(nullptr), t3(nullptr);
		split(t, r, t1, t2);
		split(t1, l, t1, t3);
		merge(t, t1, t2);
	}

	S prod(node_ptr &t, int l, int r) {
		node_ptr t1 = nullptr, t2 = nullptr, t3 = nullptr;
		split(t, l, t1, t2);
		split(t2, r - l, t2, t3);
		S ret = t2->acc;
		merge(t2, t2, t3);
		merge(t, t1, t2);
		return ret;
	}

	void apply(node_ptr &t, const int l, const int r, const F f) {
		node_ptr t1 = nullptr, t2 = nullptr, t3 = nullptr;
		split(t, l, t1, t2);
		split(t2, r - l, t2, t3);
		t2->lazy = composition(f, t2->lazy);
		t2->acc = mapping(f, t2->acc, cnt(t2));
		merge(t2, t2, t3);
		merge(t, t1, t2);
	}

	void set(node_ptr &t, const int p, const S x) {
		node_ptr t1 = nullptr, t2 = nullptr, t3 = nullptr;
		split(t, p, t1, t2);
		split(t2, 1, t2, t3);
		t2->val = x;
		merge(t2, t2, t3);
		merge(t, t1, t2);
	}

	void reverse(node_ptr &t, int l, int r) {
		node_ptr t1 = nullptr, t2 = nullptr, t3 = nullptr;
		split(t, l, t1, t2);
		split(t2, r - l, t2, t3);
		t2->rev ^= 1;
		merge(t2, t2, t3);
		merge(t, t1, t2);
	}
};

using S = ll;
S op(S x, S y) { return x + y; }
S e() { return 0; }
using F = ll;
S mapping(F f, S x, int sz) { return f + x; }
F composition(F f, F g) { return f + g; }
F id() { return 0; }

void main_() {
	INT(n, q);
	VEC(ll, a, n);
	ImplicitTreap<S, op, e, F, mapping, composition, id> seg(a);
	while(q--) {
		INT(t, l, r);
		--l;
		if(t == 1) {
			ll sum = seg.prod(l, r);
			seg.erase(l, r);
			seg.insert(l, sum);
		} else
			print(seg.prod(l, r));
	}
}

int main() {
	int t = 1;
	//cin >> t;
	while(t--) main_();
	return 0;
}