#include <iostream>
#include <cstdio>
#include <cassert>
#include <cstring>
#include <vector>
#include <valarray>
#include <array>
#include <queue>
#include <set>
#include <unordered_set>
#include <map>
#include <unordered_map>
#include <algorithm>
#include <cmath>
#include <complex>
#include <random>

using namespace std;
typedef long long ll;

struct AA {
//	using NP = AA*;
	typedef AA* NP;
	int mi;
	NP l, r;
	int sz, lv;
	AA(int mi) : l(nullptr), r(nullptr), sz(1), lv(0), mi(mi) {}
	AA(NP l, NP r, int lv) : l(l), r(r), lv(lv) {
		update();
	}
	void update() {
		sz = l->sz + r->sz;
		mi = min(l->mi, r->mi);
	}

	static NP kth(NP n, int k) {
		if (n->sz == 1) {
			return n;
		}
		if (k < n->l->sz) {
			return kth(n->l, k);
		} else {
			return kth(n->r, k - n->l->sz);
		}
	}
	static void set(NP n, int k, int x) {
		if (n->sz == 1) {
			n->mi = x;
			return;
		}
		if (k < n->l->sz) {
			set(n->l, k, x);
		} else {
			set(n->r, k - n->l->sz, x);
		}
		n->update();
	}
	static NP skew(NP n) {
		if (n->l == nullptr || n->lv != n->l->lv) return n;
		NP L = n->l;
		n->l = L->r;
		n->update();
		L->r = n;
		L->update();
		return L;
	}
	static NP pull(NP n) {
		if (n->r == nullptr || n->lv != n->r->lv) return n;
		if (n->r->r == nullptr || n->lv != n->r->r->lv) return n;
		NP R = n->r;
		n->r = R->l;
		n->update();
		R->l = n;
		R->lv++;
		R->update();
		return R;
	}
	static NP merge(NP l, NP r) {
		if (l == nullptr) return r;
		if (r == nullptr) return l;
		if (l->lv == r->lv) {
			return new AA(l, r, l->lv+1);
		}
		if (l->lv < r->lv) {
			r->l = merge(l, r->l);
			r->update();
			return pull(skew(r));
		} else {
			l->r = merge(l->r, r);
			l->update();
			return pull(skew(l));
		}
	}
	static pair<NP, NP> split(NP n, int k) {
		if (n == nullptr) return pair<NP, NP>(nullptr, nullptr);
		if (n->sz == 1) {
			if (k == 0) return pair<NP, NP>(nullptr, n);
			else return pair<NP, NP>(n, nullptr);
		}
		pair<NP, NP> m;
		if (k <= n->l->sz) {
			m = split(n->l, k);
			m.second = merge(m.second, n->r);
		} else {
			m = split(n->r, k - n->l->sz);
			m.first = merge(n->l, m.first);
		}
		delete n;
		return m;
	}
	static NP insert(NP n, int k, NP m) {
		if (n == nullptr) return m;
		if (n->sz == 1) {
			if (k == 0) return new AA(m, n, 1);
			else return new AA(n, m, 1);
		}
		if (k <= n->l->sz) {
			n->l = insert(n->l, k, m);
			n->update();
			return pull(skew(n));
		} else {
			n->r = insert(n->r, k - n->l->sz, m);
			n->update();
			return pull(skew(n));
		}
	}
	static NP remove(NP n, int k) {
		if (n->sz == 1) {
			delete n;
			return nullptr;
		}
		NP m;
		if (k < n->l->sz) {
			m = merge(remove(n->l, k), n->r);
		} else {
			m = merge(n->l, remove(n->r, k - n->l->sz));
		}
		delete n;
		return m;
	}
};

int main() {
	int n, q;
	scanf("%d %d", &n, &q);
	AA* tr = nullptr;
	for (int i = 0; i < n; i++) {
		int a;
		scanf("%d", &a);
		tr = AA::merge(tr, new AA(a));
	}
	for (int i = 0; i < q; i++) {
		int x, y, z;
		scanf("%d %d %d", &x, &y, &z);
		if (x == 0) {
			int tmp = AA::kth(tr, z)->mi;
			tr = AA::insert(AA::remove(tr, z), y, new AA(tmp));
		} else if (x == 1) {
			auto m1 = AA::split(tr, z+1);
			auto m2 = AA::split(m1.first, y);
			printf("%d\n", m2.second->mi);
			tr = AA::merge(AA::merge(m2.first, m2.second), m1.second);
		} else {
			AA::set(tr, y, z);
		}
	}
    return 0;
}

Measured memory_bytes: 19940