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Submission #536085

# Submission time Handle Problem Language Result Execution time Memory
536085 2022-03-12T09:57:29 Z Rafi22 Fire (JOI20_ho_t5) C++14
100 / 100
 598 ms 82552 KB 
#include <bits/stdc++.h>

using namespace std;

#define endl '\n'
#define st first
#define nd second
#define pb push_back
#define sz(x) (int)(x).size()
#define all(x) (x).begin(), (x).end()
#define ll long long
ll mod=1000000007;
int inf=1000000007;
ll infl=1000000000000000007;

const int N=600007;

ll BIT[N];
void ins(int v,ll x)
{
    for(;v>0;v-=(v&-v)) BIT[v]+=x;
}
ll que(int v)
{
    ll res=0;
    for(;v<N;v+=(v&-v)) res+=BIT[v];
    return res;
}
int a[N];
int L[N],R[N];

struct ev
{
    int t,b,l,r,x;
};
bool cmp(ev l,ev r)
{
    if(l.t==r.t) return l.b<r.b;
    return l.t<r.t;
}

ll ans[N];

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n,q;
    cin>>n>>q;
    for(int i=1;i<=n;i++) cin>>a[i];
    vector<pair<int,int>>S;
    S.pb({inf,n+1});
    for(int i=n;i>0;i--)
    {
        while(S.back().st<=a[i]) S.pop_back();
        R[i]=S.back().nd-1;
        S.pb({a[i],i});
    }
    S.clear();
    S.pb({inf,-n});
    for(int i=1;i<=n;i++)
    {
        while(S.back().st<i) S.pop_back();
        L[i]=S.back().nd;
        S.pb({R[i],i});
    }
    vector<ev>E1,E2;
    for(int i=1;i<=n;i++)
    {
        int t=i-L[i]-1,d=R[i]-i+1;
        if(d<=t)
        {
            for(int j=i;j<=R[i];j++)
            {
                E1.pb({j,0,j-i,j-i+t,a[i]});
            }
        }
        else
        {
            for(int j=0;j<=t;j++)
            {
                E2.pb({i-j,0,j,j+d-1,a[i]});
            }
        }
    }
    for(int i=1;i<=q;i++)
    {
        int t,l,r;
        cin>>t>>l>>r;
        E1.pb({l,-i,t,0,0});
        E1.pb({r,i,t,0,0});
        E2.pb({l-t,-i,t,0,0});
        E2.pb({r-t,i,t,0,0});
    }
    sort(all(E1),cmp);
    for(auto x:E1)
    {
        if(x.b<0) ans[-x.b]-=que(x.l);
        if(x.b>0) ans[x.b]+=que(x.l);
        if(x.b==0)
        {
            ins(x.r,x.x);
            ins(x.l-1,-x.x);
        }
    }
    memset(BIT,0,sizeof BIT);
    sort(all(E2),cmp);
    for(auto x:E2)
    {
        if(x.b<0) ans[-x.b]-=que(x.l);
        if(x.b>0) ans[x.b]+=que(x.l);
        if(x.b==0)
        {
            ins(x.r,x.x);
            ins(x.l-1,-x.x);
        }
    }
    for(int i=1;i<=q;i++) cout<<ans[i]<<endl;

    return 0;
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 3 ms 5076 KB Output is correct
3 Correct 2 ms 5076 KB Output is correct
4 Correct 3 ms 5076 KB Output is correct
5 Correct 2 ms 5076 KB Output is correct
6 Correct 3 ms 5076 KB Output is correct
7 Correct 3 ms 5076 KB Output is correct
8 Correct 2 ms 5076 KB Output is correct
9 Correct 3 ms 5076 KB Output is correct
10 Correct 2 ms 5076 KB Output is correct
11 Correct 3 ms 5076 KB Output is correct
12 Correct 3 ms 5076 KB Output is correct
13 Correct 3 ms 5076 KB Output is correct
14 Correct 3 ms 5076 KB Output is correct
15 Correct 3 ms 5076 KB Output is correct
16 Correct 4 ms 5076 KB Output is correct
17 Correct 3 ms 5076 KB Output is correct
18 Correct 2 ms 5076 KB Output is correct
19 Correct 3 ms 5076 KB Output is correct
20 Correct 2 ms 5076 KB Output is correct
21 Correct 3 ms 5076 KB Output is correct
22 Correct 2 ms 5076 KB Output is correct
23 Correct 3 ms 5076 KB Output is correct
24 Correct 2 ms 5076 KB Output is correct
25 Correct 3 ms 5076 KB Output is correct
26 Correct 2 ms 5076 KB Output is correct
27 Correct 2 ms 5076 KB Output is correct
28 Correct 2 ms 5076 KB Output is correct
29 Correct 3 ms 5076 KB Output is correct
30 Correct 3 ms 5076 KB Output is correct
31 Correct 3 ms 5076 KB Output is correct
32 Correct 3 ms 5076 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 529 ms 51932 KB Output is correct
3 Correct 561 ms 67232 KB Output is correct
4 Correct 560 ms 63416 KB Output is correct
5 Correct 556 ms 63384 KB Output is correct
6 Correct 571 ms 66404 KB Output is correct
7 Correct 574 ms 61764 KB Output is correct
8 Correct 549 ms 63488 KB Output is correct
9 Correct 545 ms 65164 KB Output is correct
10 Correct 527 ms 61956 KB Output is correct
11 Correct 535 ms 64100 KB Output is correct
12 Correct 519 ms 52744 KB Output is correct
13 Correct 572 ms 62820 KB Output is correct
14 Correct 544 ms 52568 KB Output is correct
15 Correct 563 ms 65740 KB Output is correct
16 Correct 593 ms 69096 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 556 ms 72028 KB Output is correct
3 Correct 521 ms 68652 KB Output is correct
4 Correct 562 ms 71524 KB Output is correct
5 Correct 533 ms 62424 KB Output is correct
6 Correct 538 ms 65068 KB Output is correct
7 Correct 538 ms 56036 KB Output is correct
8 Correct 550 ms 62472 KB Output is correct
9 Correct 509 ms 65156 KB Output is correct
10 Correct 546 ms 65344 KB Output is correct
11 Correct 566 ms 66712 KB Output is correct
12 Correct 549 ms 65364 KB Output is correct
13 Correct 569 ms 66552 KB Output is correct
14 Correct 530 ms 51784 KB Output is correct
15 Correct 545 ms 61144 KB Output is correct
16 Correct 545 ms 68824 KB Output is correct

Subtask #4
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 393 ms 36112 KB Output is correct
2 Correct 388 ms 39944 KB Output is correct
3 Correct 383 ms 40292 KB Output is correct
4 Correct 390 ms 40140 KB Output is correct
5 Correct 376 ms 39904 KB Output is correct
6 Correct 357 ms 39912 KB Output is correct
7 Correct 394 ms 39976 KB Output is correct
8 Correct 383 ms 39936 KB Output is correct
9 Correct 368 ms 40032 KB Output is correct
10 Correct 390 ms 39912 KB Output is correct
11 Correct 379 ms 40208 KB Output is correct
12 Correct 376 ms 40092 KB Output is correct
13 Correct 395 ms 39964 KB Output is correct
14 Correct 362 ms 40036 KB Output is correct

Subtask #5
80.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 3 ms 5076 KB Output is correct
3 Correct 2 ms 5076 KB Output is correct
4 Correct 3 ms 5076 KB Output is correct
5 Correct 2 ms 5076 KB Output is correct
6 Correct 3 ms 5076 KB Output is correct
7 Correct 3 ms 5076 KB Output is correct
8 Correct 2 ms 5076 KB Output is correct
9 Correct 3 ms 5076 KB Output is correct
10 Correct 2 ms 5076 KB Output is correct
11 Correct 3 ms 5076 KB Output is correct
12 Correct 3 ms 5076 KB Output is correct
13 Correct 3 ms 5076 KB Output is correct
14 Correct 3 ms 5076 KB Output is correct
15 Correct 3 ms 5076 KB Output is correct
16 Correct 4 ms 5076 KB Output is correct
17 Correct 3 ms 5076 KB Output is correct
18 Correct 2 ms 5076 KB Output is correct
19 Correct 3 ms 5076 KB Output is correct
20 Correct 2 ms 5076 KB Output is correct
21 Correct 3 ms 5076 KB Output is correct
22 Correct 2 ms 5076 KB Output is correct
23 Correct 3 ms 5076 KB Output is correct
24 Correct 2 ms 5076 KB Output is correct
25 Correct 3 ms 5076 KB Output is correct
26 Correct 2 ms 5076 KB Output is correct
27 Correct 2 ms 5076 KB Output is correct
28 Correct 2 ms 5076 KB Output is correct
29 Correct 3 ms 5076 KB Output is correct
30 Correct 3 ms 5076 KB Output is correct
31 Correct 3 ms 5076 KB Output is correct
32 Correct 3 ms 5076 KB Output is correct
33 Correct 529 ms 51932 KB Output is correct
34 Correct 561 ms 67232 KB Output is correct
35 Correct 560 ms 63416 KB Output is correct
36 Correct 556 ms 63384 KB Output is correct
37 Correct 571 ms 66404 KB Output is correct
38 Correct 574 ms 61764 KB Output is correct
39 Correct 549 ms 63488 KB Output is correct
40 Correct 545 ms 65164 KB Output is correct
41 Correct 527 ms 61956 KB Output is correct
42 Correct 535 ms 64100 KB Output is correct
43 Correct 519 ms 52744 KB Output is correct
44 Correct 572 ms 62820 KB Output is correct
45 Correct 544 ms 52568 KB Output is correct
46 Correct 563 ms 65740 KB Output is correct
47 Correct 593 ms 69096 KB Output is correct
48 Correct 556 ms 72028 KB Output is correct
49 Correct 521 ms 68652 KB Output is correct
50 Correct 562 ms 71524 KB Output is correct
51 Correct 533 ms 62424 KB Output is correct
52 Correct 538 ms 65068 KB Output is correct
53 Correct 538 ms 56036 KB Output is correct
54 Correct 550 ms 62472 KB Output is correct
55 Correct 509 ms 65156 KB Output is correct
56 Correct 546 ms 65344 KB Output is correct
57 Correct 566 ms 66712 KB Output is correct
58 Correct 549 ms 65364 KB Output is correct
59 Correct 569 ms 66552 KB Output is correct
60 Correct 530 ms 51784 KB Output is correct
61 Correct 545 ms 61144 KB Output is correct
62 Correct 545 ms 68824 KB Output is correct
63 Correct 393 ms 36112 KB Output is correct
64 Correct 388 ms 39944 KB Output is correct
65 Correct 383 ms 40292 KB Output is correct
66 Correct 390 ms 40140 KB Output is correct
67 Correct 376 ms 39904 KB Output is correct
68 Correct 357 ms 39912 KB Output is correct
69 Correct 394 ms 39976 KB Output is correct
70 Correct 383 ms 39936 KB Output is correct
71 Correct 368 ms 40032 KB Output is correct
72 Correct 390 ms 39912 KB Output is correct
73 Correct 379 ms 40208 KB Output is correct
74 Correct 376 ms 40092 KB Output is correct
75 Correct 395 ms 39964 KB Output is correct
76 Correct 362 ms 40036 KB Output is correct
77 Correct 598 ms 70584 KB Output is correct
78 Correct 590 ms 72952 KB Output is correct
79 Correct 562 ms 69324 KB Output is correct
80 Correct 549 ms 71276 KB Output is correct
81 Correct 557 ms 66404 KB Output is correct
82 Correct 589 ms 73632 KB Output is correct
83 Correct 561 ms 69432 KB Output is correct
84 Correct 559 ms 57276 KB Output is correct
85 Correct 598 ms 67016 KB Output is correct
86 Correct 588 ms 77644 KB Output is correct
87 Correct 569 ms 67472 KB Output is correct
88 Correct 499 ms 57416 KB Output is correct
89 Correct 507 ms 71172 KB Output is correct
90 Correct 562 ms 70408 KB Output is correct
91 Correct 512 ms 69228 KB Output is correct
92 Correct 529 ms 73528 KB Output is correct
93 Correct 529 ms 63236 KB Output is correct
94 Correct 520 ms 66732 KB Output is correct
95 Correct 534 ms 68964 KB Output is correct
96 Correct 568 ms 75204 KB Output is correct
97 Correct 545 ms 67460 KB Output is correct
98 Correct 580 ms 68704 KB Output is correct
99 Correct 591 ms 68288 KB Output is correct
100 Correct 574 ms 82552 KB Output is correct
101 Correct 556 ms 70960 KB Output is correct
102 Correct 563 ms 68940 KB Output is correct