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답안 #621653

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
621653 2022-08-04T01:40:35 Z czhang2718 Two Dishes (JOI19_dishes) C++17
54 / 100
 1995 ms 106564 KB 
#include "bits/stdc++.h"
using namespace std;

typedef long long ll;
typedef pair<ll,ll> pii;
typedef vector<int> vi;
#define f first
#define s second
#define all(x) x.begin(), x.end()
#define rep(i,a,b) for(int i=a; i<=b; i++)

const int N=1e6+1;
int n, m;
ll a[N], b[N], p[N], q[N], s[N], t[N];
map<int,ll> qu[N];

bool st[4*N];
ll seg[4*N];

void push(int x, int lx, int rx){
    if(rx-lx==1) return;
    if(st[x]){
        seg[2*x+1]=seg[2*x+2]=seg[x];
        st[2*x+1]=st[2*x+2]=1;
        seg[x]=0;
        st[x]=0;
        return;
    }
    seg[2*x+1]+=seg[x];
    seg[2*x+2]+=seg[x];
    seg[x]=0;
}

void add(int l, int r, int x, int lx, int rx, ll v){
    // cout << "add " << l << r << " " << v << "\n";
    push(x, lx, rx);
    if(lx>=l && rx<=r){
        seg[x]+=v;
        return;
    }
    if(lx>=r || rx<=l) return;
    int mid=(lx+rx)/2;
    add(l, r, 2*x+1, lx, mid, v);
    add(l, r, 2*x+2, mid, rx, v);
}

void add(int l, int r, ll v){
    add(l, r, 0, 0, m+1, v);
}

void assign(int l, int r, ll v, int x, int lx, int rx){
    push(x, lx, rx);
    if(lx>=l && rx<=r){
        // cout << "seg " << lx << " " << rx << " = " << v << "\n";
        seg[x]=v;
        st[x]=1;
        return;
    }
    if(lx>=r || rx<=l) return;
    int mid=(lx+rx)/2;
    assign(l, r, v, 2*x+1, lx, mid);
    assign(l, r, v, 2*x+2, mid, rx);
}

void assign(int l, int r, ll v){
    if(r<=l) return;
    assign(l, r, v, 0, 0, m+1);
}

void assign(int i, ll v){
    assign(i, i+1, v);
}


ll qry(int i, int x, int lx, int rx){
    if(rx-lx==1) return seg[x];
    push(x, lx, rx);
    int mid=(lx+rx)/2;
    if(i<mid) return qry(i, 2*x+1, lx, mid);
    return qry(i, 2*x+2, mid, rx);
}

ll qry(int i){
    return qry(i, 0, 0, m+1);
}

int main(){
    cin.tie(0)->sync_with_stdio(0);

    cin >> n >> m;
    ll ans=0;
    vector<vi> pts;
    vector<ll> A(n+1), B(m+1);

    rep(i,1,n){
        cin >> a[i] >> s[i] >> p[i];
        A[i]=A[i-1]+a[i];
    }
    

    A.erase(A.begin());
    rep(i,1,m){
        cin >> b[i] >> t[i] >> q[i];
        B[i]=B[i-1]+b[i];
        int j=upper_bound(all(A), t[i]-B[i])-A.begin();
        if(B[i]<=t[i]) qu[j][i]+=q[i];
    }


    B.erase(B.begin());
    rep(i,1,n){
        int j=upper_bound(all(B), s[i]-A[i-1])-B.begin();
        if(A[i-1]<=s[i]){
            ans+=p[i];
            qu[i-1][j+1]-=p[i];
        }
    }

    rep(i,0,n){
        vector<pii> pts;
        for(auto p:qu[i]) pts.push_back(p);
        reverse(all(pts)); 
        // cout << "x " << i << ":\n";
        for(auto p:pts){
            int y=p.f;
            int v=p.s;
            // cout << y << " " << v << "\n";
            add(y, m+1, v);
            // rep(i,0,m) cout << qry(i) << " ";
            // cout << "\n";
            if(i!=n){
                int prv=qry(y-1);
                int j=y-1;
                for(int k=19; k>=0; k--){
                    if(j+(1<<k)<=m && qry(j+(1<<k))<prv) j+=(1<<k);
                }
                j++;
                assign(y, j, prv);
                // rep(i,0,m) cout << qry(i) << " ";
                // cout << "\n";
            }
        }
    }
    cout << ans+qry(m);
}

// A: (x, <=y)
// B: (x, >=y)

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 920 ms 92904 KB Output is correct
2 Correct 1026 ms 95892 KB Output is correct
3 Correct 404 ms 105612 KB Output is correct
4 Correct 694 ms 85580 KB Output is correct
5 Correct 32 ms 47288 KB Output is correct
6 Correct 1039 ms 96164 KB Output is correct
7 Correct 242 ms 78472 KB Output is correct
8 Correct 133 ms 73108 KB Output is correct
9 Correct 465 ms 106564 KB Output is correct
10 Correct 739 ms 84336 KB Output is correct
11 Correct 321 ms 100036 KB Output is correct

Subtask #2
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 47316 KB Output is correct
2 Correct 30 ms 47316 KB Output is correct
3 Correct 31 ms 47292 KB Output is correct
4 Correct 29 ms 47280 KB Output is correct
5 Correct 31 ms 47316 KB Output is correct
6 Correct 39 ms 47332 KB Output is correct
7 Correct 36 ms 47284 KB Output is correct
8 Correct 35 ms 47328 KB Output is correct
9 Correct 37 ms 47336 KB Output is correct
10 Correct 32 ms 47324 KB Output is correct
11 Correct 32 ms 47308 KB Output is correct
12 Correct 28 ms 47240 KB Output is correct
13 Correct 30 ms 47336 KB Output is correct
14 Correct 30 ms 47304 KB Output is correct
15 Correct 33 ms 47292 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct

Subtask #3
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 47316 KB Output is correct
2 Correct 30 ms 47316 KB Output is correct
3 Correct 31 ms 47292 KB Output is correct
4 Correct 29 ms 47280 KB Output is correct
5 Correct 31 ms 47316 KB Output is correct
6 Correct 39 ms 47332 KB Output is correct
7 Correct 36 ms 47284 KB Output is correct
8 Correct 35 ms 47328 KB Output is correct
9 Correct 37 ms 47336 KB Output is correct
10 Correct 32 ms 47324 KB Output is correct
11 Correct 32 ms 47308 KB Output is correct
12 Correct 28 ms 47240 KB Output is correct
13 Correct 30 ms 47336 KB Output is correct
14 Correct 30 ms 47304 KB Output is correct
15 Correct 33 ms 47292 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct
17 Correct 33 ms 47832 KB Output is correct
18 Correct 27 ms 47856 KB Output is correct
19 Correct 39 ms 47932 KB Output is correct
20 Correct 37 ms 47712 KB Output is correct
21 Correct 40 ms 47840 KB Output is correct
22 Correct 41 ms 47800 KB Output is correct
23 Correct 41 ms 47676 KB Output is correct

Subtask #4
39.0 / 39.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 47316 KB Output is correct
2 Correct 30 ms 47316 KB Output is correct
3 Correct 31 ms 47292 KB Output is correct
4 Correct 29 ms 47280 KB Output is correct
5 Correct 31 ms 47316 KB Output is correct
6 Correct 39 ms 47332 KB Output is correct
7 Correct 36 ms 47284 KB Output is correct
8 Correct 35 ms 47328 KB Output is correct
9 Correct 37 ms 47336 KB Output is correct
10 Correct 32 ms 47324 KB Output is correct
11 Correct 32 ms 47308 KB Output is correct
12 Correct 28 ms 47240 KB Output is correct
13 Correct 30 ms 47336 KB Output is correct
14 Correct 30 ms 47304 KB Output is correct
15 Correct 33 ms 47292 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct
17 Correct 33 ms 47832 KB Output is correct
18 Correct 27 ms 47856 KB Output is correct
19 Correct 39 ms 47932 KB Output is correct
20 Correct 37 ms 47712 KB Output is correct
21 Correct 40 ms 47840 KB Output is correct
22 Correct 41 ms 47800 KB Output is correct
23 Correct 41 ms 47676 KB Output is correct
24 Correct 657 ms 95544 KB Output is correct
25 Correct 997 ms 96592 KB Output is correct
26 Correct 678 ms 96132 KB Output is correct
27 Correct 740 ms 93320 KB Output is correct
28 Correct 837 ms 99392 KB Output is correct
29 Correct 391 ms 103588 KB Output is correct
30 Correct 1908 ms 99776 KB Output is correct
31 Correct 461 ms 79084 KB Output is correct
32 Correct 190 ms 71304 KB Output is correct
33 Correct 1234 ms 87184 KB Output is correct
34 Correct 1319 ms 99684 KB Output is correct
35 Correct 1995 ms 93544 KB Output is correct
36 Correct 1853 ms 93276 KB Output is correct

Subtask #5
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 47316 KB Output is correct
2 Correct 30 ms 47316 KB Output is correct
3 Correct 31 ms 47292 KB Output is correct
4 Correct 29 ms 47280 KB Output is correct
5 Correct 31 ms 47316 KB Output is correct
6 Correct 39 ms 47332 KB Output is correct
7 Correct 36 ms 47284 KB Output is correct
8 Correct 35 ms 47328 KB Output is correct
9 Correct 37 ms 47336 KB Output is correct
10 Correct 32 ms 47324 KB Output is correct
11 Correct 32 ms 47308 KB Output is correct
12 Correct 28 ms 47240 KB Output is correct
13 Correct 30 ms 47336 KB Output is correct
14 Correct 30 ms 47304 KB Output is correct
15 Correct 33 ms 47292 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct
17 Correct 33 ms 47832 KB Output is correct
18 Correct 27 ms 47856 KB Output is correct
19 Correct 39 ms 47932 KB Output is correct
20 Correct 37 ms 47712 KB Output is correct
21 Correct 40 ms 47840 KB Output is correct
22 Correct 41 ms 47800 KB Output is correct
23 Correct 41 ms 47676 KB Output is correct
24 Correct 657 ms 95544 KB Output is correct
25 Correct 997 ms 96592 KB Output is correct
26 Correct 678 ms 96132 KB Output is correct
27 Correct 740 ms 93320 KB Output is correct
28 Correct 837 ms 99392 KB Output is correct
29 Correct 391 ms 103588 KB Output is correct
30 Correct 1908 ms 99776 KB Output is correct
31 Correct 461 ms 79084 KB Output is correct
32 Correct 190 ms 71304 KB Output is correct
33 Correct 1234 ms 87184 KB Output is correct
34 Correct 1319 ms 99684 KB Output is correct
35 Correct 1995 ms 93544 KB Output is correct
36 Correct 1853 ms 93276 KB Output is correct
37 Correct 837 ms 99024 KB Output is correct
38 Correct 876 ms 96408 KB Output is correct
39 Correct 729 ms 87448 KB Output is correct
40 Correct 594 ms 87980 KB Output is correct
41 Correct 25 ms 47360 KB Output is correct
42 Incorrect 1840 ms 102980 KB Output isn't correct
43 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 47316 KB Output is correct
2 Correct 30 ms 47316 KB Output is correct
3 Correct 31 ms 47292 KB Output is correct
4 Correct 29 ms 47280 KB Output is correct
5 Correct 31 ms 47316 KB Output is correct
6 Correct 39 ms 47332 KB Output is correct
7 Correct 36 ms 47284 KB Output is correct
8 Correct 35 ms 47328 KB Output is correct
9 Correct 37 ms 47336 KB Output is correct
10 Correct 32 ms 47324 KB Output is correct
11 Correct 32 ms 47308 KB Output is correct
12 Correct 28 ms 47240 KB Output is correct
13 Correct 30 ms 47336 KB Output is correct
14 Correct 30 ms 47304 KB Output is correct
15 Correct 33 ms 47292 KB Output is correct
16 Correct 29 ms 47300 KB Output is correct
17 Correct 33 ms 47832 KB Output is correct
18 Correct 27 ms 47856 KB Output is correct
19 Correct 39 ms 47932 KB Output is correct
20 Correct 37 ms 47712 KB Output is correct
21 Correct 40 ms 47840 KB Output is correct
22 Correct 41 ms 47800 KB Output is correct
23 Correct 41 ms 47676 KB Output is correct
24 Correct 657 ms 95544 KB Output is correct
25 Correct 997 ms 96592 KB Output is correct
26 Correct 678 ms 96132 KB Output is correct
27 Correct 740 ms 93320 KB Output is correct
28 Correct 837 ms 99392 KB Output is correct
29 Correct 391 ms 103588 KB Output is correct
30 Correct 1908 ms 99776 KB Output is correct
31 Correct 461 ms 79084 KB Output is correct
32 Correct 190 ms 71304 KB Output is correct
33 Correct 1234 ms 87184 KB Output is correct
34 Correct 1319 ms 99684 KB Output is correct
35 Correct 1995 ms 93544 KB Output is correct
36 Correct 1853 ms 93276 KB Output is correct
37 Correct 837 ms 99024 KB Output is correct
38 Correct 876 ms 96408 KB Output is correct
39 Correct 729 ms 87448 KB Output is correct
40 Correct 594 ms 87980 KB Output is correct
41 Correct 25 ms 47360 KB Output is correct
42 Incorrect 1840 ms 102980 KB Output isn't correct
43 Halted 0 ms 0 KB -

Subtask #7
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 920 ms 92904 KB Output is correct
2 Correct 1026 ms 95892 KB Output is correct
3 Correct 404 ms 105612 KB Output is correct
4 Correct 694 ms 85580 KB Output is correct
5 Correct 32 ms 47288 KB Output is correct
6 Correct 1039 ms 96164 KB Output is correct
7 Correct 242 ms 78472 KB Output is correct
8 Correct 133 ms 73108 KB Output is correct
9 Correct 465 ms 106564 KB Output is correct
10 Correct 739 ms 84336 KB Output is correct
11 Correct 321 ms 100036 KB Output is correct
12 Correct 24 ms 47316 KB Output is correct
13 Correct 30 ms 47316 KB Output is correct
14 Correct 31 ms 47292 KB Output is correct
15 Correct 29 ms 47280 KB Output is correct
16 Correct 31 ms 47316 KB Output is correct
17 Correct 39 ms 47332 KB Output is correct
18 Correct 36 ms 47284 KB Output is correct
19 Correct 35 ms 47328 KB Output is correct
20 Correct 37 ms 47336 KB Output is correct
21 Correct 32 ms 47324 KB Output is correct
22 Correct 32 ms 47308 KB Output is correct
23 Correct 28 ms 47240 KB Output is correct
24 Correct 30 ms 47336 KB Output is correct
25 Correct 30 ms 47304 KB Output is correct
26 Correct 33 ms 47292 KB Output is correct
27 Correct 29 ms 47300 KB Output is correct
28 Correct 33 ms 47832 KB Output is correct
29 Correct 27 ms 47856 KB Output is correct
30 Correct 39 ms 47932 KB Output is correct
31 Correct 37 ms 47712 KB Output is correct
32 Correct 40 ms 47840 KB Output is correct
33 Correct 41 ms 47800 KB Output is correct
34 Correct 41 ms 47676 KB Output is correct
35 Correct 657 ms 95544 KB Output is correct
36 Correct 997 ms 96592 KB Output is correct
37 Correct 678 ms 96132 KB Output is correct
38 Correct 740 ms 93320 KB Output is correct
39 Correct 837 ms 99392 KB Output is correct
40 Correct 391 ms 103588 KB Output is correct
41 Correct 1908 ms 99776 KB Output is correct
42 Correct 461 ms 79084 KB Output is correct
43 Correct 190 ms 71304 KB Output is correct
44 Correct 1234 ms 87184 KB Output is correct
45 Correct 1319 ms 99684 KB Output is correct
46 Correct 1995 ms 93544 KB Output is correct
47 Correct 1853 ms 93276 KB Output is correct
48 Correct 837 ms 99024 KB Output is correct
49 Correct 876 ms 96408 KB Output is correct
50 Correct 729 ms 87448 KB Output is correct
51 Correct 594 ms 87980 KB Output is correct
52 Correct 25 ms 47360 KB Output is correct
53 Incorrect 1840 ms 102980 KB Output isn't correct
54 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 920 ms 92904 KB Output is correct
2 Correct 1026 ms 95892 KB Output is correct
3 Correct 404 ms 105612 KB Output is correct
4 Correct 694 ms 85580 KB Output is correct
5 Correct 32 ms 47288 KB Output is correct
6 Correct 1039 ms 96164 KB Output is correct
7 Correct 242 ms 78472 KB Output is correct
8 Correct 133 ms 73108 KB Output is correct
9 Correct 465 ms 106564 KB Output is correct
10 Correct 739 ms 84336 KB Output is correct
11 Correct 321 ms 100036 KB Output is correct
12 Correct 24 ms 47316 KB Output is correct
13 Correct 30 ms 47316 KB Output is correct
14 Correct 31 ms 47292 KB Output is correct
15 Correct 29 ms 47280 KB Output is correct
16 Correct 31 ms 47316 KB Output is correct
17 Correct 39 ms 47332 KB Output is correct
18 Correct 36 ms 47284 KB Output is correct
19 Correct 35 ms 47328 KB Output is correct
20 Correct 37 ms 47336 KB Output is correct
21 Correct 32 ms 47324 KB Output is correct
22 Correct 32 ms 47308 KB Output is correct
23 Correct 28 ms 47240 KB Output is correct
24 Correct 30 ms 47336 KB Output is correct
25 Correct 30 ms 47304 KB Output is correct
26 Correct 33 ms 47292 KB Output is correct
27 Correct 29 ms 47300 KB Output is correct
28 Correct 33 ms 47832 KB Output is correct
29 Correct 27 ms 47856 KB Output is correct
30 Correct 39 ms 47932 KB Output is correct
31 Correct 37 ms 47712 KB Output is correct
32 Correct 40 ms 47840 KB Output is correct
33 Correct 41 ms 47800 KB Output is correct
34 Correct 41 ms 47676 KB Output is correct
35 Correct 657 ms 95544 KB Output is correct
36 Correct 997 ms 96592 KB Output is correct
37 Correct 678 ms 96132 KB Output is correct
38 Correct 740 ms 93320 KB Output is correct
39 Correct 837 ms 99392 KB Output is correct
40 Correct 391 ms 103588 KB Output is correct
41 Correct 1908 ms 99776 KB Output is correct
42 Correct 461 ms 79084 KB Output is correct
43 Correct 190 ms 71304 KB Output is correct
44 Correct 1234 ms 87184 KB Output is correct
45 Correct 1319 ms 99684 KB Output is correct
46 Correct 1995 ms 93544 KB Output is correct
47 Correct 1853 ms 93276 KB Output is correct
48 Correct 837 ms 99024 KB Output is correct
49 Correct 876 ms 96408 KB Output is correct
50 Correct 729 ms 87448 KB Output is correct
51 Correct 594 ms 87980 KB Output is correct
52 Correct 25 ms 47360 KB Output is correct
53 Incorrect 1840 ms 102980 KB Output isn't correct
54 Halted 0 ms 0 KB -