oj.uz

Submission #1080953

# Submission time Handle Problem Language Result Execution time Memory
1080953 2024-08-29T16:15:42 Z Icelast Snowball (JOI21_ho_t2) C++17
100 / 100
 103 ms 20068 KB 
#include <iostream>
#include <bits/stdc++.h>
#define ll long long
using namespace std;
const ll maxn = 2*1e5+5, INF = 4e18+9;
void solve(){
    ll n, Q;
    cin >> n >> Q;
    vector<ll> a(n+2), q(Q+1);
    a[0] = -1e18;
    a[n+1] = 1e18;
    for(int i = 1; i <= n; i++){
        cin >> a[i];
    }
    for(int i = 1; i <= Q; i++){
        cin >> q[i];
    }
    vector<pair<ll, ll>> b(n+1);
    for(int i = 1; i <= n; i++){
        b[i] = {a[i]-a[i-1], a[i+1]-a[i]};
    }
    vector<ll> mn(Q+1, 0), mx(Q+1, 0);
    ll sum = 0;
    for(int i = 1; i <= Q; i++){
        sum += q[i];
        mn[i] = mn[i-1];
        mx[i] = mx[i-1];
        if(sum > mx[i]){
            mx[i] = sum;
        }
        if(sum < mn[i]){
            mn[i] = sum;
        }
    }
    vector<ll> f(Q+1);
    for(int i = 1; i <= Q; i++){
        f[i] = mx[i]-mn[i];
    }
    vector<ll> ans(n+1, 0);
    for(int i = 1; i <= n; i++){
        int l, r, mid;
        ll x;
        l = 1; r = Q;
        x = b[i].first;
        while(l <= r){
            mid = (l+r)/2;
            if(x <= f[mid]){
                r = mid-1;
            }else{
                l = mid+1;
            }
        }
        //cout << l << " " << f[l] << " " << x << " " << mn[l] << "\n";
        if(l == Q+1){
            ans[i] += mn[Q]*-1;
        }else{
            if(mn[l] != mn[l-1]){
                ans[i] += mn[l]*-1-(f[l]-x);
            }else{
                ans[i] += mn[l]*-1;
            }
        }
        //cout << ans[i] << "\n";
        l = 1; r = Q;
        x = b[i].second;
        while(l <= r){
            mid = (l+r)/2;
            if(x <= f[mid]){
                r = mid-1;
            }else{
                l = mid+1;
            }
        }
        //cout << l << " " << f[l] << " " << x << " " << mx[l] << "\n";
        if(l == Q+1){
            ans[i] += mx[Q];
        }else{
            if(mx[l] != mx[l-1]){
                ans[i] += mx[l]-(f[l]-x);
            }else{
                ans[i] += mx[l];
            }
        }
    }
    for(int i = 1; i <= n; i++){
        cout << ans[i] << "\n";
    }
}
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    solve();
}

Subtask #1
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 468 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 600 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 2 ms 604 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 456 KB Output is correct
15 Correct 1 ms 600 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 2 ms 604 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 600 KB Output is correct

Subtask #2
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 468 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 600 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 1 ms 604 KB Output is correct
7 Correct 2 ms 604 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 456 KB Output is correct
15 Correct 1 ms 600 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 2 ms 604 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 32 ms 8784 KB Output is correct
21 Correct 17 ms 8540 KB Output is correct
22 Correct 18 ms 8284 KB Output is correct
23 Correct 19 ms 8304 KB Output is correct
24 Correct 24 ms 9044 KB Output is correct
25 Correct 95 ms 18244 KB Output is correct
26 Correct 99 ms 18048 KB Output is correct
27 Correct 91 ms 17748 KB Output is correct
28 Correct 94 ms 18040 KB Output is correct
29 Correct 92 ms 17428 KB Output is correct
30 Correct 76 ms 16908 KB Output is correct
31 Correct 46 ms 16236 KB Output is correct
32 Correct 50 ms 16464 KB Output is correct
33 Correct 8 ms 2140 KB Output is correct
34 Correct 91 ms 18584 KB Output is correct
35 Correct 94 ms 18028 KB Output is correct
36 Correct 95 ms 18248 KB Output is correct
37 Correct 95 ms 18004 KB Output is correct
38 Correct 103 ms 17748 KB Output is correct
39 Correct 80 ms 18008 KB Output is correct
40 Correct 52 ms 17904 KB Output is correct
41 Correct 21 ms 9304 KB Output is correct
42 Correct 48 ms 16468 KB Output is correct
43 Correct 72 ms 19576 KB Output is correct
44 Correct 19 ms 9292 KB Output is correct
45 Correct 50 ms 18004 KB Output is correct
46 Correct 57 ms 19836 KB Output is correct
47 Correct 67 ms 20068 KB Output is correct
48 Correct 59 ms 20048 KB Output is correct