#include <iostream>
#include <vector>
#include <set>
#include <iomanip>
#include <algorithm>
#include <functional>
#include <stdio.h>
#include <cmath>
#include <queue>
#include <string>
#include <map>
#include <fstream>
#include <complex>
#include <stack>
#include <set>
#define FOR(i,n) for(int i=0;i<n;i++)
#define FORE(i,a,b) for(int i=a;i<=b;i++)
#define ll long long int
#define vi vector<int>
#define ii pair<int,int>
#define pb push_back
#define mp make_pair
#define ff first
#define ss second
#define pll pair<ll,ll>
#define cd complex<double>
#define ld long double
#define pld pair<ld,ld>
#define iii pair<ii,int>
#define vv vector
using namespace std;
const int MAXN = 250*1000+10;
int arr[MAXN];
int n;
struct SegTrMax{
int st[4*MAXN];
void update(int node,int ss,int se,int i,int val){
if(i > se or i < ss)return;
if(ss == se){
st[node] = val;
return;
}
int mid = (ss+se)/2;
update(node*2+1,ss,mid,i,val);
update(node*2+2,mid+1,se,i,val);
st[node] = max(st[node*2+1],st[node*2+2]);
}
inline int get(int node,int ss,int se,int l,int r){
if(l > se or r < ss)return 0;
if(l <= ss and se <= r)return st[node];
int mid = (ss+se)/2;
return max(get(node*2+1,ss,mid,l,r),get(node*2+2,mid+1,se,l,r));
}
inline int getL(int node,int ss,int se,int r,int mx){
if(st[node] < mx)return -1;
if(ss > r){
return -1;
}
if(ss==se)return ss;
int mid = (ss+se)/2;
int x = getL(node*2+2,mid+1,se,r,mx);
if(x == -1)return getL(node*2+1,ss,mid,r,mx);
return x;
}
inline int getR(int node,int ss,int se,int l,int mx){
if(st[node] < mx)return n;
if(se < l){
return n;
}
//cout << ss << " " << se << " " << st[node] << endl;
if(ss==se)return ss;
int mid = (ss+se)/2;
int x = getR(node*2+1,ss,mid,l,mx);
if(x == n)return getR(node*2+2,mid+1,se,l,mx);
return x;
}
};
set<pair<ll,int>,greater<pair<ll,int> > > st;
#define endl '\n'
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int a;
cin >> n >> a;
a--;
SegTrMax stm;
FOR(i,n){
cin >> arr[i];
stm.update(0,0,MAXN,i,arr[i]);
st.insert({arr[i],i});
}
int q;
cin >> q;
while(q--){
/*
FOR(i,n)cout << arr[i] << " ";cout << endl;
for(auto e : st)cout << e.ss+1 << " ";cout << endl;
cout << endl;*/
char c;
cin >> c;
if(c == 'E'){
int i,e;
cin >> i >> e;
i--;
st.erase({arr[i],i});
if(e == 1){
st.insert({(*st.begin()).ff+1,i});
arr[i] = (*st.begin()).ff;
stm.update(0,0,MAXN,i,arr[i]);
continue;
}
vector<pair<ll,int> > v;
FOR(i,e-1){
v.pb(*st.begin());
st.erase(*st.begin());
}
//cout << "got till here" << endl;
st.insert({v.back().ff,i});
arr[i] = v.back().ff;
stm.update(0,0,MAXN,i,arr[i]);
for(auto e: v){
st.insert({e.ff+1,e.ss});
arr[e.ss] = e.ff+1;
stm.update(0,0,MAXN,e.ss,arr[e.ss]);
}
}else{
int b;
cin >> b;
b--;
if(b == a)cout << 0 << endl;
else if(b < a){
int mx = stm.get(0,0,MAXN,b,a-1);
int c = stm.getR(0,0,MAXN,a+1,mx);
cout << c - b - 1 << endl;
}else{
int mx = stm.get(0,0,MAXN,a+1,b);
int c = stm.getL(0,0,MAXN,a-1,mx);
cout << b - c - 1 << endl;
}
}
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
9 ms |
384 KB |
Output is correct |
4 |
Correct |
8 ms |
512 KB |
Output is correct |
5 |
Correct |
21 ms |
1152 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
636 ms |
1120 KB |
Output is correct |
2 |
Correct |
337 ms |
1152 KB |
Output is correct |
3 |
Correct |
430 ms |
1192 KB |
Output is correct |
4 |
Correct |
265 ms |
1272 KB |
Output is correct |
5 |
Correct |
736 ms |
2304 KB |
Output is correct |
6 |
Correct |
687 ms |
2424 KB |
Output is correct |
7 |
Correct |
477 ms |
2324 KB |
Output is correct |
8 |
Correct |
307 ms |
2304 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
154 ms |
8596 KB |
Output is correct |
2 |
Correct |
99 ms |
8444 KB |
Output is correct |
3 |
Correct |
90 ms |
8288 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
331 ms |
19832 KB |
Output is correct |
6 |
Correct |
553 ms |
19648 KB |
Output is correct |
7 |
Correct |
163 ms |
19448 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
62 ms |
760 KB |
Output is correct |
2 |
Correct |
45 ms |
1016 KB |
Output is correct |
3 |
Correct |
128 ms |
4344 KB |
Output is correct |
4 |
Correct |
159 ms |
4344 KB |
Output is correct |
5 |
Correct |
182 ms |
888 KB |
Output is correct |
6 |
Correct |
224 ms |
5756 KB |
Output is correct |
7 |
Correct |
173 ms |
1656 KB |
Output is correct |
8 |
Correct |
331 ms |
8024 KB |
Output is correct |
9 |
Correct |
1400 ms |
20776 KB |
Output is correct |
10 |
Correct |
608 ms |
1700 KB |
Output is correct |
11 |
Correct |
805 ms |
3348 KB |
Output is correct |
12 |
Correct |
1432 ms |
16908 KB |
Output is correct |
13 |
Correct |
988 ms |
20788 KB |
Output is correct |