Submission #668711

#	Time	Username	Problem	Language	Result	Execution time	Memory
668711		ktkerem	Wall (IOI14_wall)	C++17	0 / 100	145 ms	13888 KiB

wall

/*#pragma GCC target ("avx2")
#pragma GCC optimize ("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
#include<bits/stdc++.h>
#include<wall.h>
/**/
//typedef int ll;
typedef long long ll;
typedef unsigned long long ull;
typedef std::string str;
//typedef vector<std::vector<ll>> vv; 
/*typedef __int128 vll;
typedef unsigned __int128 uvll;*/
#define llll std::pair<ll , ll>
#define pb push_back
#define pf push_front
#define halo cout << "hello\n"
#define fi first
#define sec second
#define vv(x) std::vector<std::vector<x>>
#define all(a) a.begin() , a.end()
const ll limit = 1e15+7; 
const ll ous = 2e5 + 7;
const ll dx[4] = {-1 , 0 , 1 , 0} , dy[4] = {0,1,0,-1};
struct node{
    ll mx = 0 , smx = -1 , mn = 0 , smn = limit;
};
std::vector<node> valt;
void push(ll l , ll r , ll a){
    if(a == 1){
        return;
    }
    if(l == r){
        if(valt[a].mx > valt[a/2].mx){
            valt[a].mx = valt[a/2].mx;
            valt[a].mn = valt[a/2].mx;
        }
        else if(valt[a].mn < valt[a/2].mn){
            valt[a].mx = valt[a/2].mn;
            valt[a].mn = valt[a/2].mn;
        }
    }
    else{
        if(valt[a].mx == valt[a].smn){
            valt[a].smn = std::min(valt[a].mx , valt[a/2].mx);
        }
        valt[a].mx = std::min(valt[a].mx , valt[a/2].mx);
        if(valt[a].mn == valt[a].smx){
            valt[a].smx = std::max(valt[a].mn , valt[a/2].mn);
        }
        valt[a].mn = std::max(valt[a].mn , valt[a/2].mn);
    }
}
void mxque(ll l , ll r , ll nl , ll nr , ll a , ll val){
    push(nl , nr , a);
    if(l > nr || r < nl || val <= valt[a].mn){
        return;
    }
    else if(r >= nr && l <= nl && valt[a].smn > val){
        valt[a].mn = val;
        if(nl == nr){
            valt[a].mx = val;
        }
        return;
    }
    ll md=(nl+nr)/2;
    mxque(l , r , nl , md , a*2 , val);
    mxque(l , r , md+1 , nr , a*2+1 , val);
    if(valt[a*2+1].mx == valt[a*2].mx){
        valt[a].mx = valt[a*2].mx;
        valt[a].smx = std::max(valt[a*2+1].smx , valt[a*2].smx);
    }
    else{
        if(valt[a*2+1].mx > valt[a*2].mx){
            valt[a].mx = valt[a*2+1].mx;
            valt[a].smx = std::max(valt[a*2+1].smx , valt[a*2].mx);
        }
        else{
            valt[a].mx = valt[a*2].mx;
            valt[a].smx = std::max(valt[a*2].smx , valt[a*2+1].mx);
        }
    }
    if(valt[a*2+1].mn == valt[a*2].mn){
        valt[a].mn = valt[a*2].mn;
        valt[a].smn = std::min(valt[a*2+1].smn , valt[a*2].smn);
    }
    else{
        if(valt[a*2+1].mn < valt[a*2].mn){
            valt[a].mn = valt[a*2+1].mn;
            valt[a].smn = std::min(valt[a*2+1].smn , valt[a*2].mn);
        }
        else{
            valt[a].mn = valt[a*2].mn;
            valt[a].smx = std::max(valt[a*2].smn , valt[a*2+1].mn);
        }
    }
}
void mnque(ll l , ll r , ll nl , ll nr , ll a , ll val){
    push(nl , nr , a);
    if(l > nr || r < nl || val >= valt[a].mx){
        return;
    }
    else if(r >= nr && l <= nl && valt[a].smx < val){
        valt[a].mx = val;
        if(nl == nr){
            valt[a].mn = val;
        }
        return;
    }
    ll md=(nl+nr)/2;
    mnque(l , r , nl , md , a*2 , val);
    mnque(l , r , md+1 , nr , a*2+1 , val);
    if(valt[a*2+1].mx == valt[a*2].mx){
        valt[a].mx = valt[a*2].mx;
        valt[a].smx = std::max(valt[a*2+1].smx , valt[a*2].smx);
    }
    else{
        if(valt[a*2+1].mx > valt[a*2].mx){
            valt[a].mx = valt[a*2+1].mx;
            valt[a].smx = std::max(valt[a*2+1].smx , valt[a*2].mx);
        }
        else{
            valt[a].mx = valt[a*2].mx;
            valt[a].smx = std::max(valt[a*2].smx , valt[a*2+1].mx);
        }
    }
    if(valt[a*2+1].mn == valt[a*2].mn){
        valt[a].mn = valt[a*2].mn;
        valt[a].smn = std::min(valt[a*2+1].smn , valt[a*2].smn);
    }
    else{
        if(valt[a*2+1].mn < valt[a*2].mn){
            valt[a].mn = valt[a*2+1].mn;
            valt[a].smn = std::min(valt[a*2+1].smn , valt[a*2].mn);
        }
        else{
            valt[a].mn = valt[a*2].mn;
            valt[a].smx = std::max(valt[a*2].smn , valt[a*2+1].mn);
        }
    }
}
void retans(ll l , ll r , ll a , int ans[]){
    if(l == r){
        ans[l] = valt[a].mx;
        return;
    }
    ll md = (l + r)/2;
    retans(l , md , a*2 , ans);
    retans(md+1 , r , a*2+1 , ans);
}
/*void solve(){
    std::cin >> n >> m;
    for(ll i =1;n>i;i++){
        ll x;std::cin >> x;
        adj[x].pb(i);
        adj[i].pb(x);
    }
    llll ans = dfs(0 , -1);
    std::cout << ans.fi << "\n"; 
    return;
}*/
void ltss(ll ot[]){
    ot[0] = 5;
    return;
}
void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
    valt.resize(n*4);
    for(ll i = 0;k>i;i++){
        if(op[i] == 1){
            mxque(left[i] , right[i] , 0ll , n-1 , 1 , height[i]);
        }
        else{
            mnque(left[i] , right[i] , 0ll , n-1 , 1 , height[i]);
        }
    }
    retans(0 , n-1 , 1 , finalHeight);
}
/*signed main(){
    std::ios_base::sync_with_stdio(false);std::cin.tie(NULL);
    ll t=1;
    //std::cin >> t;
    ll o = 1;
    while(t--){ 
        //cout << "Case " << o++ << ":\n";
        //solve();
    }
    return 0;
}/**/

Compilation message (stderr)

wall.cpp:5:78: warning: "/*" within comment [-Wcomment]
    5 | #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
      |                                                                               
wall.cpp:190:2: warning: "/*" within comment [-Wcomment]
  190 | }/**/
      |

• Subtask 1: 0 / 8
• Subtask 2: 0 / 24
• Subtask 3: 0 / 29
• Subtask 4: 0 / 39