oj.uz

답안 #1055758

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1055758 2024-08-13T05:03:18 Z vjudge1 메기 농장 (IOI22_fish) C++17
84 / 100
 1000 ms 141604 KB 
#include "fish.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#pragma GCC optimize(2)
vector<int>fishies[100010];
map<int,ll>fishiess[100010];
unordered_map<int,ll>dp[100010][2];
int N;
inline ll ones(int col,int len){
    return (--fishiess[col].upper_bound(len))->second;
}
struct segtree{
    ll mp[100100];
    vector<int>v;
    segtree(){
        memset(mp,-9,sizeof mp);
    }
    void reset(){
        for(auto i:v)
            mp[i]=-1e18;
        v.clear();
    }
    ll query(int pos){
        ll ans=0;
        pos++;
        while(pos)
            ans=max(ans,mp[pos]),
            pos-=pos&-pos;
        return ans;
    }
    void upd(int p,ll x){
        p++;
        while(p<100100)
            v.push_back(p),
            mp[p]=max(mp[p],x),
            p+=p&-p;
    }
};
struct a_data_type{
    segtree Sec,First,Overal,Third;
    inline ll sec(int pos){
        return Sec.query(N-pos);
    }
    inline ll first(int pos){
        return First.query(pos);
    }
    inline ll overal(int pos){
        return Overal.query(N-pos);
    }
    inline ll third(int pos){
        return Third.query(pos);
    }
    void init(int i) {
        Overal.reset(),
        First.reset(),
        Sec.reset(),
        Third.reset();
        for(auto j:fishies[i]){
            j--;
            ll A=dp[i][0][j];
            ll B=dp[i][1][j];
            Overal.upd(N-j,max(A,B));
            First.upd(j,max(A,B)-ones(i+1,j));
            Sec.upd(N-j,A);
            Third.upd(j,B-ones(i,j)-ones(i+1,j));
        }
    }
} likehell[2];
ll max_weights(int N_,int M,vector<int> X,vector<int> Y,vector<int> W) {
    N=N_;
    for(int i=0;i<M;i++)
        fishies[X[i]+1].push_back(Y[i]+1),
        fishiess[X[i]+1][Y[i]+1]=W[i];
    for(int i=1;i<=N;i++){
        fishiess[i][N+1];
        fishiess[i][0];
        auto it=++fishiess[i].begin();
        while(it!=fishiess[i].end())
            it->second+=prev(it)->second,it++;
    }
    for(int i=1;i<=N;i++)
        fishies[i].push_back(1),
        fishies[i].push_back(N+1);
    fishiess[N+1][0];
    for(auto i:fishies[1])
        dp[1][1][i-1]=ones(2,i-1);
    int b=0;
    likehell[b].init(1);
    for(int i=2;i<=N;i++){
        for(auto rw:fishies[i]) {
            ll cons=ones(i+1,rw-1)+ones(i-1,rw-1);
            ll F=likehell[!b].first(rw-1);
            ll S=likehell[!b].overal(rw)-ones(i-1,rw-1);
            dp[i][1][rw-1]=cons+max(F,S);
        }
        for(auto rw2:fishies[i]){
            ll cons=ones(i+1,rw2-1)+ones(i-1,rw2-1);
            ll F=likehell[b].third(rw2-1);
            ll S=likehell[b].overal(rw2);
            dp[i][1][rw2-1]=max(dp[i][1][rw2-1],F+cons);
            dp[i][0][rw2-1]=S-ones(i,rw2-1)-ones(i-1,rw2-1)+cons;
        }
        for(auto rw2:fishies[i]) {
            ll K=likehell[b].sec(rw2-1)-ones(i,rw2-1);
            dp[i][0][rw2-1]=max(dp[i][0][rw2-1],ones(i+1,rw2-1)+K);
        }
        b=!b;
        likehell[b].init(i);
    }
    return likehell[b].overal(0);
}

Subtask #1
3.0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Correct 223 ms 94620 KB Output is correct
2 Correct 237 ms 106388 KB Output is correct
3 Correct 102 ms 74576 KB Output is correct
4 Correct 120 ms 74724 KB Output is correct
5 Correct 753 ms 141604 KB Output is correct
6 Correct 486 ms 121000 KB Output is correct

Subtask #2
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 8 ms 24664 KB Output is correct
2 Correct 475 ms 119936 KB Output is correct
3 Correct 640 ms 138792 KB Output is correct
4 Correct 216 ms 94796 KB Output is correct
5 Correct 233 ms 106316 KB Output is correct
6 Correct 8 ms 24664 KB Output is correct
7 Correct 8 ms 24668 KB Output is correct
8 Correct 8 ms 24668 KB Output is correct
9 Correct 9 ms 24664 KB Output is correct
10 Correct 101 ms 74704 KB Output is correct
11 Correct 119 ms 74736 KB Output is correct
12 Correct 257 ms 94668 KB Output is correct
13 Correct 303 ms 106320 KB Output is correct
14 Correct 211 ms 95380 KB Output is correct
15 Correct 284 ms 104312 KB Output is correct
16 Correct 209 ms 95248 KB Output is correct
17 Correct 246 ms 104000 KB Output is correct

Subtask #3
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 118 ms 74580 KB Output is correct
2 Correct 116 ms 74576 KB Output is correct
3 Correct 142 ms 74320 KB Output is correct
4 Correct 128 ms 77652 KB Output is correct
5 Correct 204 ms 83172 KB Output is correct
6 Correct 205 ms 83280 KB Output is correct
7 Correct 233 ms 83284 KB Output is correct
8 Correct 202 ms 83236 KB Output is correct

Subtask #4
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 24668 KB Output is correct
2 Correct 11 ms 24612 KB Output is correct
3 Correct 8 ms 24664 KB Output is correct
4 Correct 9 ms 24488 KB Output is correct
5 Correct 9 ms 24664 KB Output is correct
6 Correct 8 ms 24668 KB Output is correct
7 Correct 8 ms 24716 KB Output is correct
8 Correct 9 ms 24668 KB Output is correct
9 Correct 8 ms 24668 KB Output is correct
10 Correct 11 ms 25180 KB Output is correct
11 Correct 9 ms 24668 KB Output is correct
12 Correct 9 ms 24924 KB Output is correct
13 Correct 8 ms 24668 KB Output is correct
14 Correct 9 ms 24924 KB Output is correct

Subtask #5
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 24668 KB Output is correct
2 Correct 11 ms 24612 KB Output is correct
3 Correct 8 ms 24664 KB Output is correct
4 Correct 9 ms 24488 KB Output is correct
5 Correct 9 ms 24664 KB Output is correct
6 Correct 8 ms 24668 KB Output is correct
7 Correct 8 ms 24716 KB Output is correct
8 Correct 9 ms 24668 KB Output is correct
9 Correct 8 ms 24668 KB Output is correct
10 Correct 11 ms 25180 KB Output is correct
11 Correct 9 ms 24668 KB Output is correct
12 Correct 9 ms 24924 KB Output is correct
13 Correct 8 ms 24668 KB Output is correct
14 Correct 9 ms 24924 KB Output is correct
15 Correct 8 ms 24668 KB Output is correct
16 Correct 14 ms 25016 KB Output is correct
17 Correct 72 ms 32632 KB Output is correct
18 Correct 89 ms 33360 KB Output is correct
19 Correct 68 ms 32856 KB Output is correct
20 Correct 66 ms 33108 KB Output is correct
21 Correct 67 ms 32848 KB Output is correct
22 Correct 145 ms 41304 KB Output is correct
23 Correct 18 ms 26460 KB Output is correct
24 Correct 43 ms 29940 KB Output is correct
25 Correct 9 ms 24924 KB Output is correct
26 Correct 21 ms 26204 KB Output is correct

Subtask #6
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 24668 KB Output is correct
2 Correct 11 ms 24612 KB Output is correct
3 Correct 8 ms 24664 KB Output is correct
4 Correct 9 ms 24488 KB Output is correct
5 Correct 9 ms 24664 KB Output is correct
6 Correct 8 ms 24668 KB Output is correct
7 Correct 8 ms 24716 KB Output is correct
8 Correct 9 ms 24668 KB Output is correct
9 Correct 8 ms 24668 KB Output is correct
10 Correct 11 ms 25180 KB Output is correct
11 Correct 9 ms 24668 KB Output is correct
12 Correct 9 ms 24924 KB Output is correct
13 Correct 8 ms 24668 KB Output is correct
14 Correct 9 ms 24924 KB Output is correct
15 Correct 8 ms 24668 KB Output is correct
16 Correct 14 ms 25016 KB Output is correct
17 Correct 72 ms 32632 KB Output is correct
18 Correct 89 ms 33360 KB Output is correct
19 Correct 68 ms 32856 KB Output is correct
20 Correct 66 ms 33108 KB Output is correct
21 Correct 67 ms 32848 KB Output is correct
22 Correct 145 ms 41304 KB Output is correct
23 Correct 18 ms 26460 KB Output is correct
24 Correct 43 ms 29940 KB Output is correct
25 Correct 9 ms 24924 KB Output is correct
26 Correct 21 ms 26204 KB Output is correct
27 Correct 14 ms 26456 KB Output is correct
28 Correct 387 ms 64888 KB Output is correct
29 Correct 684 ms 83412 KB Output is correct
30 Correct 441 ms 77648 KB Output is correct
31 Correct 448 ms 77748 KB Output is correct
32 Correct 566 ms 81236 KB Output is correct
33 Correct 451 ms 77640 KB Output is correct
34 Correct 483 ms 77652 KB Output is correct
35 Correct 171 ms 46164 KB Output is correct
36 Correct 557 ms 80252 KB Output is correct

Subtask #7
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 118 ms 74580 KB Output is correct
2 Correct 116 ms 74576 KB Output is correct
3 Correct 142 ms 74320 KB Output is correct
4 Correct 128 ms 77652 KB Output is correct
5 Correct 204 ms 83172 KB Output is correct
6 Correct 205 ms 83280 KB Output is correct
7 Correct 233 ms 83284 KB Output is correct
8 Correct 202 ms 83236 KB Output is correct
9 Correct 201 ms 89472 KB Output is correct
10 Correct 144 ms 61264 KB Output is correct
11 Correct 307 ms 98136 KB Output is correct
12 Correct 14 ms 24628 KB Output is correct
13 Correct 8 ms 24640 KB Output is correct
14 Correct 9 ms 24668 KB Output is correct
15 Correct 10 ms 24668 KB Output is correct
16 Correct 10 ms 24480 KB Output is correct
17 Correct 11 ms 24716 KB Output is correct
18 Correct 98 ms 74580 KB Output is correct
19 Correct 103 ms 74580 KB Output is correct
20 Correct 96 ms 74580 KB Output is correct
21 Correct 150 ms 74576 KB Output is correct
22 Correct 236 ms 89428 KB Output is correct
23 Correct 354 ms 104016 KB Output is correct
24 Correct 338 ms 104400 KB Output is correct

Subtask #8
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 223 ms 94620 KB Output is correct
2 Correct 237 ms 106388 KB Output is correct
3 Correct 102 ms 74576 KB Output is correct
4 Correct 120 ms 74724 KB Output is correct
5 Correct 753 ms 141604 KB Output is correct
6 Correct 486 ms 121000 KB Output is correct
7 Correct 8 ms 24664 KB Output is correct
8 Correct 475 ms 119936 KB Output is correct
9 Correct 640 ms 138792 KB Output is correct
10 Correct 216 ms 94796 KB Output is correct
11 Correct 233 ms 106316 KB Output is correct
12 Correct 8 ms 24664 KB Output is correct
13 Correct 8 ms 24668 KB Output is correct
14 Correct 8 ms 24668 KB Output is correct
15 Correct 9 ms 24664 KB Output is correct
16 Correct 101 ms 74704 KB Output is correct
17 Correct 119 ms 74736 KB Output is correct
18 Correct 257 ms 94668 KB Output is correct
19 Correct 303 ms 106320 KB Output is correct
20 Correct 211 ms 95380 KB Output is correct
21 Correct 284 ms 104312 KB Output is correct
22 Correct 209 ms 95248 KB Output is correct
23 Correct 246 ms 104000 KB Output is correct
24 Correct 118 ms 74580 KB Output is correct
25 Correct 116 ms 74576 KB Output is correct
26 Correct 142 ms 74320 KB Output is correct
27 Correct 128 ms 77652 KB Output is correct
28 Correct 204 ms 83172 KB Output is correct
29 Correct 205 ms 83280 KB Output is correct
30 Correct 233 ms 83284 KB Output is correct
31 Correct 202 ms 83236 KB Output is correct
32 Correct 9 ms 24668 KB Output is correct
33 Correct 11 ms 24612 KB Output is correct
34 Correct 8 ms 24664 KB Output is correct
35 Correct 9 ms 24488 KB Output is correct
36 Correct 9 ms 24664 KB Output is correct
37 Correct 8 ms 24668 KB Output is correct
38 Correct 8 ms 24716 KB Output is correct
39 Correct 9 ms 24668 KB Output is correct
40 Correct 8 ms 24668 KB Output is correct
41 Correct 11 ms 25180 KB Output is correct
42 Correct 9 ms 24668 KB Output is correct
43 Correct 9 ms 24924 KB Output is correct
44 Correct 8 ms 24668 KB Output is correct
45 Correct 9 ms 24924 KB Output is correct
46 Correct 8 ms 24668 KB Output is correct
47 Correct 14 ms 25016 KB Output is correct
48 Correct 72 ms 32632 KB Output is correct
49 Correct 89 ms 33360 KB Output is correct
50 Correct 68 ms 32856 KB Output is correct
51 Correct 66 ms 33108 KB Output is correct
52 Correct 67 ms 32848 KB Output is correct
53 Correct 145 ms 41304 KB Output is correct
54 Correct 18 ms 26460 KB Output is correct
55 Correct 43 ms 29940 KB Output is correct
56 Correct 9 ms 24924 KB Output is correct
57 Correct 21 ms 26204 KB Output is correct
58 Correct 14 ms 26456 KB Output is correct
59 Correct 387 ms 64888 KB Output is correct
60 Correct 684 ms 83412 KB Output is correct
61 Correct 441 ms 77648 KB Output is correct
62 Correct 448 ms 77748 KB Output is correct
63 Correct 566 ms 81236 KB Output is correct
64 Correct 451 ms 77640 KB Output is correct
65 Correct 483 ms 77652 KB Output is correct
66 Correct 171 ms 46164 KB Output is correct
67 Correct 557 ms 80252 KB Output is correct
68 Correct 201 ms 89472 KB Output is correct
69 Correct 144 ms 61264 KB Output is correct
70 Correct 307 ms 98136 KB Output is correct
71 Correct 14 ms 24628 KB Output is correct
72 Correct 8 ms 24640 KB Output is correct
73 Correct 9 ms 24668 KB Output is correct
74 Correct 10 ms 24668 KB Output is correct
75 Correct 10 ms 24480 KB Output is correct
76 Correct 11 ms 24716 KB Output is correct
77 Correct 98 ms 74580 KB Output is correct
78 Correct 103 ms 74580 KB Output is correct
79 Correct 96 ms 74580 KB Output is correct
80 Correct 150 ms 74576 KB Output is correct
81 Correct 236 ms 89428 KB Output is correct
82 Correct 354 ms 104016 KB Output is correct
83 Correct 338 ms 104400 KB Output is correct
84 Execution timed out 1040 ms 126204 KB Time limit exceeded
85 Halted 0 ms 0 KB -