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Submission #289335

# Submission time Handle Problem Language Result Execution time Memory
289335 2020-09-02T14:49:20 Z BeanZ Wall (IOI14_wall) C++14
100 / 100
 1048 ms 100128 KB 
#include <bits/stdc++.h>
#include "wall.h"

using namespace std;

#define ll int
#define endl '\n'
const int N = 2e6 + 5;
ll stmin[N * 4], stmax[N * 4];
ll lazymin[N * 4], lazymax[N * 4];
ll res[N];
void down(ll k){
        stmax[k << 1] = max(stmax[k << 1], lazymax[k]);
        stmax[k << 1] = min(stmax[k << 1], lazymin[k]);
        stmin[k << 1] = min(stmin[k << 1], lazymin[k]);
        stmin[k << 1] = max(stmin[k << 1], lazymax[k]);

        stmax[k << 1 | 1] = max(stmax[k << 1 | 1], lazymax[k]);
        stmax[k << 1 | 1] = min(stmax[k << 1 | 1], lazymin[k]);
        stmin[k << 1 | 1] = min(stmin[k << 1 | 1], lazymin[k]);
        stmin[k << 1 | 1] = max(stmin[k << 1 | 1], lazymax[k]);

        lazymax[k << 1 | 1] = max(lazymax[k << 1 | 1], lazymax[k]);
        lazymin[k << 1 | 1] = min(lazymin[k << 1 | 1], lazymin[k]);
        lazymin[k << 1 | 1] = max(lazymin[k << 1 | 1], lazymax[k]);
        lazymax[k << 1 | 1] = min(lazymax[k << 1 | 1], lazymin[k]);

        lazymax[k << 1] = max(lazymax[k << 1], lazymax[k]);
        lazymin[k << 1] = min(lazymin[k << 1], lazymin[k]);
        lazymin[k << 1] = max(lazymin[k << 1], lazymax[k]);
        lazymax[k << 1] = min(lazymax[k << 1], lazymin[k]);

        lazymax[k] = -1e9;
        lazymin[k] = 1e9;
}
void upd(ll type, ll k, ll l, ll r, ll x, ll y, ll h){
        if (x > r || y < l) return;
        if (l != r) down(k);
        if (x <= l && y >= r){
                if (type == 1){
                        stmin[k] = max(stmin[k], h);
                        lazymin[k] = max(lazymin[k], h);
                        lazymax[k] = max(lazymax[k], h);
                        stmax[k] = max(stmax[k], h);
                } else {
                        stmax[k] = min(stmax[k], h);
                        stmin[k] = min(stmin[k], h);
                        lazymax[k] = min(lazymax[k], h);
                        lazymin[k] = min(lazymin[k], h);
                }
                return;
        }
        ll mid = (l + r) >> 1;
        upd(type, k << 1, l, mid, x, y, h);
        upd(type, k << 1 | 1, mid + 1, r, x, y, h);
}
void get(ll k, ll l, ll r){
        if (l != r) down(k);
        if (l == r){
                res[l] = stmax[k];
                return;
        }
        ll mid = (l + r) >> 1;
        get(k << 1, l, mid);
        get(k << 1 | 1, mid + 1, r);
}
void build(ll k, ll l, ll r){
        lazymin[k] = 1e9;
        lazymax[k] = -1e9;
        if (l == r) return;
        ll mid = (l + r) >> 1;
        build(k << 1, l, mid);
        build(k << 1 | 1, mid + 1, r);
}
void buildWall(ll n, ll k, ll op[], ll left[], ll right[], ll height[], ll finalHeight[]){
        build(1, 1, n);
        for (int i = 1; i <= k; i++){
                upd(op[i - 1], 1, 1, n, left[i - 1] + 1, right[i - 1] + 1, height[i - 1]);
        }
        get(1, 1, n);
        for (int i = 1; i <= n; i++) finalHeight[i - 1] = res[i];
}
/*
int main(){
        ios_base::sync_with_stdio(false);
        cin.tie(0);
        if (fopen("time.in", "r")){
                freopen("time.in", "r", stdin);
                freopen("time.out", "w", stdout);
        }
        int tc, n; cin >> n >> tc;
        build(1, 1, n);
        while(tc--){
                int le, ri, op, h;
                cin >> op >> le >> ri >> h;
                upd(op, 1, 1, n, le + 1, ri + 1, h);
        }
        comp(1, 1, n);
        for(int i = 1; i <= n; ++i)
                cout << res[i] << ' ';
}
/*
*/

Compilation message

wall.cpp:102:1: warning: "/*" within comment [-Wcomment]
  102 | /*
      |

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 4 ms 512 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 8 ms 1152 KB Output is correct
5 Correct 8 ms 1152 KB Output is correct
6 Correct 7 ms 1152 KB Output is correct

Subtask #2
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 171 ms 8160 KB Output is correct
3 Correct 253 ms 4876 KB Output is correct
4 Correct 753 ms 13244 KB Output is correct
5 Correct 393 ms 13816 KB Output is correct
6 Correct 366 ms 13816 KB Output is correct

Subtask #3
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 7 ms 1024 KB Output is correct
5 Correct 7 ms 1024 KB Output is correct
6 Correct 8 ms 1024 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 216 ms 8184 KB Output is correct
9 Correct 328 ms 4860 KB Output is correct
10 Correct 783 ms 13304 KB Output is correct
11 Correct 427 ms 13760 KB Output is correct
12 Correct 371 ms 13852 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 176 ms 8184 KB Output is correct
15 Correct 49 ms 2040 KB Output is correct
16 Correct 916 ms 13504 KB Output is correct
17 Correct 376 ms 13504 KB Output is correct
18 Correct 378 ms 13560 KB Output is correct

Subtask #4
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 8 ms 1024 KB Output is correct
5 Correct 7 ms 1024 KB Output is correct
6 Correct 7 ms 1024 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 202 ms 8244 KB Output is correct
9 Correct 242 ms 4856 KB Output is correct
10 Correct 730 ms 13304 KB Output is correct
11 Correct 383 ms 13816 KB Output is correct
12 Correct 391 ms 13820 KB Output is correct
13 Correct 1 ms 384 KB Output is correct
14 Correct 190 ms 8216 KB Output is correct
15 Correct 39 ms 2040 KB Output is correct
16 Correct 746 ms 13692 KB Output is correct
17 Correct 385 ms 13560 KB Output is correct
18 Correct 374 ms 13560 KB Output is correct
19 Correct 1047 ms 99960 KB Output is correct
20 Correct 1042 ms 97528 KB Output is correct
21 Correct 1048 ms 99960 KB Output is correct
22 Correct 1041 ms 97656 KB Output is correct
23 Correct 1018 ms 97532 KB Output is correct
24 Correct 1012 ms 97528 KB Output is correct
25 Correct 1035 ms 97528 KB Output is correct
26 Correct 1046 ms 100128 KB Output is correct
27 Correct 1032 ms 100088 KB Output is correct
28 Correct 1037 ms 97528 KB Output is correct
29 Correct 1016 ms 97528 KB Output is correct
30 Correct 1026 ms 97656 KB Output is correct