oj.uz

Submission #337795

# Submission time Handle Problem Language Result Execution time Memory
337795 2020-12-21T16:24:44 Z bigDuck Wall (IOI14_wall) C++14
100 / 100
 1598 ms 67052 KB 
#include "wall.h"


#include<bits/stdc++.h>
using namespace std;
#define INIT  ios_base :: sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define mp make_pair
#define pb push_back
#define ft first
#define sc second
#define ll long long
#define pii pair<int, int>
#define count_bits __builtin_popcount


pii seg[8000010];
pii nil={-1, -1};



void build(int v, int tl, int tr){

if(tl==tr){
    seg[v]=nil;
    return;
}
int mid=(tl+tr)>>1ll;

build(v*2, tl, mid); build(2*v+1, mid+1, tr);

}










void lazy(pii &sus, pii &jos){
    if(sus==nil){return;}
    if(jos==nil){jos={sus.ft, sus.sc}; sus=nil; return;}
    int hs=sus.ft, rs=sus.sc, hj=jos.ft, rj=jos.sc;

    if(rs<hj){
        jos={max(rs, hs), min(rs, rj)};
    }
    else{
        jos={max(hj, hs), min(rs, rj)};
    }
    sus=nil;
    return;
}



void update(int v, int tl, int tr, int l, int r, int tp, int x){
if(l>r){return;}
if( (tl==l) && (tr==r) ){
    pii p={0, 0};
    if(tp==1){
        p.ft=x; p.sc=100000;
    }
    else{
        p.sc=x;
    }
    lazy(p, seg[v]);
    return;
}
pii p={seg[v].ft, seg[v].sc};
lazy(seg[v], seg[v*2]), lazy(p, seg[v*2+1]);

int mid=(tl+tr)>>1ll;

update(2*v, tl, mid, l, min(r, mid), tp, x); update(2*v+1, mid+1,tr, max(l, mid+1),r, tp, x);
return;
}


int query(int v, int tl, int tr, int p){

int mid=(tl+tr)>>1ll;
if(tl==tr){
    return seg[v].ft;
}
pii pr={seg[v].ft, seg[v].sc};
lazy(seg[v], seg[v*2]), lazy(pr, seg[v*2+1]);

if(p<=mid){
    return query(2*v, tl, mid, p);
}
else{
    return query(2*v+1, mid+1, tr, p);
}

}





void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
build(1, 1, n);
for(int i=0; i<k; i++){
    update(1, 1, n, left[i]+1, right[i]+1, op[i], height[i]);
}


for(int i=0; i<n; i++){
    finalHeight[i]=query(1, 1, n,i+1);
}



return;
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 380 KB Output is correct
2 Correct 2 ms 492 KB Output is correct
3 Correct 2 ms 364 KB Output is correct
4 Correct 9 ms 876 KB Output is correct
5 Correct 8 ms 876 KB Output is correct
6 Correct 8 ms 876 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 165 ms 14144 KB Output is correct
3 Correct 238 ms 8028 KB Output is correct
4 Correct 703 ms 18492 KB Output is correct
5 Correct 408 ms 19052 KB Output is correct
6 Correct 401 ms 19068 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 3 ms 492 KB Output is correct
3 Correct 3 ms 364 KB Output is correct
4 Correct 9 ms 876 KB Output is correct
5 Correct 8 ms 876 KB Output is correct
6 Correct 8 ms 876 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 165 ms 13932 KB Output is correct
9 Correct 241 ms 7988 KB Output is correct
10 Correct 718 ms 18540 KB Output is correct
11 Correct 412 ms 19052 KB Output is correct
12 Correct 402 ms 19052 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 169 ms 14116 KB Output is correct
15 Correct 51 ms 2028 KB Output is correct
16 Correct 753 ms 18796 KB Output is correct
17 Correct 404 ms 18796 KB Output is correct
18 Correct 413 ms 18796 KB Output is correct

Subtask #4
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 2 ms 492 KB Output is correct
3 Correct 2 ms 364 KB Output is correct
4 Correct 10 ms 876 KB Output is correct
5 Correct 8 ms 876 KB Output is correct
6 Correct 8 ms 876 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 164 ms 13932 KB Output is correct
9 Correct 237 ms 8044 KB Output is correct
10 Correct 724 ms 18540 KB Output is correct
11 Correct 405 ms 19180 KB Output is correct
12 Correct 394 ms 18976 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 167 ms 13932 KB Output is correct
15 Correct 43 ms 2028 KB Output is correct
16 Correct 759 ms 18796 KB Output is correct
17 Correct 398 ms 18796 KB Output is correct
18 Correct 405 ms 18780 KB Output is correct
19 Correct 1554 ms 66796 KB Output is correct
20 Correct 1552 ms 64236 KB Output is correct
21 Correct 1550 ms 66904 KB Output is correct
22 Correct 1543 ms 64236 KB Output is correct
23 Correct 1557 ms 64428 KB Output is correct
24 Correct 1546 ms 64404 KB Output is correct
25 Correct 1548 ms 64564 KB Output is correct
26 Correct 1598 ms 66892 KB Output is correct
27 Correct 1559 ms 67052 KB Output is correct
28 Correct 1539 ms 64428 KB Output is correct
29 Correct 1556 ms 61104 KB Output is correct
30 Correct 1545 ms 61164 KB Output is correct