#include<algorithm>
#include<iostream>
#include<cstring>
#include<cstdio>
#include<cmath>
#include<queue>
using namespace std;
const int INF=0x3f3f3f3f;
const int V=25,N=1e6*V+5,Q=1e6;
int tot=1,sz[N],ed[N],ch[N][2];
inline void insert(int v){
    int p=1;
    for(int i=V;i>=0;--i){
        int f=(v&(1<<i))>>i;
        if(!ch[p][f])ch[p][f]=++tot;
        p=ch[p][f],++sz[p];
    }
    ++ed[p];
}
inline void erase(int v){
    int p=1;
    for(int i=V;i>=0;--i){
        int f=(v&(1<<i))>>i;
        if(!ch[p][f])ch[p][f]=++tot;
        p=ch[p][f],--sz[p];
    }
    --ed[p];
}
inline int rnk(int v){
    int p=1,rk=1;
    for(int i=V;i>=0;--i){
        int f=(v&(1<<i))>>i;
        if(f)rk+=sz[ch[p][0]];
        p=ch[p][f];
    }
    return rk;
}
inline int kth(int k){
    int p=1,ans=0;
    for(int i=V;i>=0;--i){
        if(k<=sz[ch[p][0]])p=ch[p][0],ans=ans<<1;
        else k-=sz[ch[p][0]],p=ch[p][1],ans=ans<<1|1;
    }
    return ans;
}
inline int pre(int v){return kth(rnk(v)-1);}
inline int suf(int v){return kth(rnk(v+1));}
long long n,m,id[500005],a[500005],qianqu,houji,sum,l,r,ans[500005],fk;
struct node{
	long long l,r,bh;
}xunwen[500005];
long long px(struct node a1,struct node a2){
	if(a1.l==a2.l){
		return a1.r<a2.r;
	}
	return a1.l<a2.l;
}
inline long long read(){
	long long s=0,f=1;
	char c=getchar();
	while(!isdigit(c)){
		if(c=='-'){
			f=-f;
		}
	}
	while(isdigit(c)){
		s=(s<<3)+(s<<1)+(c^48);
		c=getchar();
	}
	return s*f;
}
int main(){
	freopen("rrads.in","r",stdin);
	freopen("rrads.out","w",stdout);
    n=read();
	m=read();
	for(int i=1;i<=n;i++){
		a[i]=read();
		id[a[i]]=i;
	}
	for(int i=1;i<=m;i++){
		xunwen[i].l=read();
		xunwen[i].r=read();
		xunwen[i].bh=i;
	}
	sort(xunwen+1,xunwen+1+m,px);
	l=1;
	r=1;
	sum=0;
	for(int i=1;i<=m;i++){
		while(r<=xunwen[i].r){
			insert(a[r]+Q);
			qianqu=pre(a[r]+Q)-Q;
			houji=suf(a[r]+Q)-Q;
			if(qianqu!=-1000000)sum+=abs(id[a[r]]-id[qianqu]);
			if(houji!=66108863)sum+=abs(id[a[r]]-id[houji]);
			if(qianqu!=-1000000&&houji!=66108863)sum-=abs(id[qianqu]-id[houji]);
			r++;
		}
		while(r>xunwen[i].r+1){
			r--;
			qianqu=pre(a[r]+Q)-Q;
			houji=suf(a[r]+Q)-Q;
			if(qianqu!=-1000000)sum-=abs(id[a[r]]-id[qianqu]);
			if(houji!=66108863)sum-=abs(id[a[r]]-id[houji]);
			if(qianqu!=-1000000&&houji!=66108863)sum+=abs(id[qianqu]-id[houji]);
			erase(a[r]+Q);
		}
		while(l<xunwen[i].l){
			qianqu=pre(a[l]+Q)-Q;
			houji=suf(a[l]+Q)-Q;
			if(qianqu!=-1000000)sum-=abs(id[a[l]]-id[qianqu]);
			if(houji!=66108863)sum-=abs(id[a[l]]-id[houji]);
			if(qianqu!=-1000000&&houji!=66108863)sum+=abs(id[qianqu]-id[houji]);
			erase(a[l]+Q);
			l++;
		}
		while(l>xunwen[i].l){
			l--;
			insert(a[l]+Q);
			qianqu=pre(a[l]+Q)-Q;
			houji=suf(a[l]+Q)-Q;
			if(qianqu!=-1000000)sum+=abs(id[a[l]]-id[qianqu]);
			if(houji!=66108863)sum+=abs(id[a[l]]-id[houji]);
			if(qianqu!=-1000000&&houji!=66108863)sum-=abs(id[qianqu]-id[houji]);
		}
		ans[xunwen[i].bh]=sum;
	}
	for(int i=1;i<=m;i++){
		printf("%lld\n",ans[i]);
	}
    return 0;
}

answer.code:1:9: fatal error: algorithm: No such file or directory
 #include<algorithm>
         ^~~~~~~~~~~
compilation terminated.