/*#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimization("unroll-loops")
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,popcnt,lzcnt")*/
#include <bits/stdc++.h>
#include <iomanip>
#define ll long long
#define int long long
#define pb push_back
#define mp make_pair
#define ff first
#define ss second
#define str string
#define pii pair<int,int>
#define sz(x) x.size()
#define all(x) x.begin(), x.end()
#define vi vector<int>
#define mii map<int,int>
#define mll map<ll,ll>
#define yes cout<<"YES\n";
#define no cout<<"NO\n";
#define yess cout<<"Yes\n";
#define noo cout<<"No\n";
using namespace std;
int t[4000001],s=0,u[4000001];
void pp(int v,int tl,int tr){
if(u[v]==0)return;
t[v]+=(tr-tl+1)*u[v];
//cout<<tl<<" "<<tr<<" "<<t[v]<<"\n";
if(tl!=tr){
u[v+v]+=u[v];
u[v+v+1]+=u[v];
}
u[v]=0;
}
void get(int v,int tl,int tr,int p){
pp(v,tl,tr);
if(tl==tr){
//cout<<tl<<" "<<t[v]<<" ";
s+=t[v];
return;
}
if(tr<p){
return;
}
pp(v,tl,tr);
int tm=(tl+tr)>>1;
if(p<=tm)get(v+v,tl,tm,p);
else get(v+v+1,tm+1,tr,p);
}
void upd(int v,int tl,int tr,int l,int r,int x){
pp(v,tl,tr);
if(tl>=l && tr<=r){
//cout<<t[v]<<" "<<tl<<" "<<tr<<" "<<x<<"\n";
u[v]+=x;
pp(v,tl,tr);
//cout<<t[v]<<" "<<tl<<" "<<tr<<" "<<x<<"\n";
return;
}
if(tl>r || tr<l){
return;
}
pp(v,tl,tr);
int tm=(tl+tr)>>1;
upd(v+v,tl,tm,l,r,x);
upd(v+v+1,tm+1,tr,l,r,x);
t[v]=t[v+v]+t[v+v+1];
}
void solve(){
int n,m;
cin>>n>>m;
int a[n+3];
for(int i=1;i<=n;i++){
cin>>a[i];
}
for(int i=2;i<=n;i++){
//cout<<min(a[i-1],a[i])<<" "<<max(a[i-1],a[i])<<"\n";
upd(1,1,1000000,min(a[i-1],a[i]),max(a[i-1],a[i]),1);
}
for(int i=1;i<=m;i++){
int tt;
cin>>tt;
if(tt==1){
int p,v;
cin>>p>>v;
if(p>1)upd(1,1,1000000,min(a[p-1],a[p]),max(a[p-1],a[p]),-1);
if(p<n)upd(1,1,1000000,min(a[p],a[p+1]),max(a[p],a[p+1]),-1);
if(p>1)upd(1,1,1000000,min(a[p-1],v),max(a[p-1],v),-1);
if(p<n)upd(1,1,1000000,min(v,a[p+1]),max(v,a[p+1]),-1);
a[p]=v;
}
else{
int h;
cin>>h;
s=0;
get(1,1,1000000,h);
cout<<s<<"\n";
}
}
}
signed main(){
//ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
//srand( time(0));
//rand()
freopen("game.in", "r", stdin);
freopen("game.out", "w", stdout);
int tests=1;
//cin>>tests;
for(int i=1;i<=tests;i++){
//cout<<"TEST CASE : "<<i<<"\n";
solve();
}
}
Compilation message
game.cpp: In function 'int main()':
game.cpp:112:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
112 | freopen("game.in", "r", stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
game.cpp:113:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
113 | freopen("game.out", "w", stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
2 ms |
348 KB |
Execution killed with signal 11 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
2 ms |
348 KB |
Execution killed with signal 11 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
2 ms |
348 KB |
Execution killed with signal 11 |
| 2 |
Halted |
0 ms |
0 KB |
- |
