#include using namespace std; #define MOD 1000000007 //#define MOD 998244353 #define INF 1145141919810893364 #define PI 3.141592653589 typedef pair PP; typedef long long ll; #define int ll #define setdouble setprecision #define REP(i,n) for(int i=0;i<(n);++i) #define OREP(i,n) for(int i=1;i<=(n);++i) #define RREP(i,n) for(int i=(n)-1;i>=0;--i) #define GOODBYE do { cout << -1 << endl; return 0; } while (false) #define MM <<" "<< #define Endl endl int N,Q; int A[114514]; const int MAX_N=100010; int n,dat[4*MAX_N-1]; int Seg_init(int n_){ n=1; while(n0){ k=(k-1)/2; dat[k]=Seg_calc(dat[2*k+1],dat[2*k+2]); } } int Seg_query(int a,int b,int k,int l,int r){ if(r<=a||b<=l)return N; if(a<=l&&r<=b)return dat[k]; int vl=Seg_query(a,b,2*k+1,l,(l+r)/2); int vr=Seg_query(a,b,2*k+2,(l+r)/2,r); return Seg_calc(vl,vr); } signed main(void){ int x[114514],l[114514],r[114514]; cin >> N >> Q; REP(i,N){ cin >> A[i]; } A[N]=INF; REP(i,Q){ cin >> x[i] >> l[i] >> r[i]; l[i]--;r[i]--; } Seg_init(N); REP(i,N){ Seg_update(i,i); } //REP(i,2*n-1){cout << dat[i] << " ";}cout << endl; REP(i,Q){ if(x[i]==1){ int p=l[i],q=r[i]; swap(A[p],A[q]); Seg_update(p,p); Seg_update(q,q); }else{ int Ans=Seg_query(l[i],r[i]+1,0,0,N); cout << Ans+1 << endl; } } return 0; }