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답안 #766134

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
766134 2023-06-25T10:33:54 Z bachhoangxuan 역사적 조사 (JOI14_historical) C++17
100 / 100
 247 ms 12128 KB 
#include<bits/stdc++.h>
using namespace std;
#define maxn 100005
#define maxs 325
#define int long long
const int bl=315;
struct que{
    int l,r,id;
};
vector<que> query[maxs][maxs];
int n,x[maxn],num[maxn],ans[maxn];
vector<int> p;
void add(int l,int r,int id,int res){
    //cout << l << ' ' << r << ' ' << res << '\n';
    for(int i=l;i<=r;i++){
        if(i%bl==0 && i+bl-1<=r) i+=bl-1;
        else{
            num[x[i]]++;
            res=max(res,num[x[i]]*p[x[i]]);
        }
    }
    for(int i=l;i<=r;i++){
        if(i%bl==0 && i+bl-1<=r) i+=bl-1;
        else num[x[i]]--;
    }
    ans[id]=res;
}
signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);cout.tie(NULL);
    int q;cin >> n >> q;
    for(int i=1;i<=n;i++){cin >> x[i];p.push_back(x[i]);}
    sort(p.begin(),p.end());
    p.erase(unique(p.begin(),p.end()),p.end());
    for(int i=1;i<=n;i++) x[i]=lower_bound(p.begin(),p.end(),x[i])-p.begin();
    for(int i=1;i<=q;i++){
        int l,r;cin >> l >> r;
        int down=(l-1)/bl+1,up=(r+1)/bl-1;
        if(down>up) add(l,r,i,0);
        else query[down][up].push_back({l,r,i});
    }
    for(int i=0;i<=n/bl;i++){
        for(int j=0;j<(int)p.size();j++) num[j]=0;
        int res=0;
        for(int j=i;j<=n/bl;j++){
            for(int k=max(1LL,j*bl);k<=min(n,j*bl+bl-1);k++){
                num[x[k]]++;
                res=max(res,p[x[k]]*num[x[k]]);
            }
            for(que v:query[i][j]) add(v.l,v.r,v.id,res);
        }
    }
    for(int i=1;i<=q;i++) cout << ans[i] << '\n';
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 1 ms 2772 KB Output is correct
3 Correct 1 ms 2772 KB Output is correct
4 Correct 2 ms 2724 KB Output is correct
5 Correct 1 ms 2772 KB Output is correct
6 Correct 1 ms 2808 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2900 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 1 ms 2804 KB Output is correct
11 Correct 2 ms 2804 KB Output is correct
12 Correct 1 ms 2812 KB Output is correct
13 Correct 1 ms 2824 KB Output is correct
14 Correct 1 ms 2772 KB Output is correct
15 Correct 2 ms 2724 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 1 ms 2772 KB Output is correct
3 Correct 1 ms 2772 KB Output is correct
4 Correct 2 ms 2724 KB Output is correct
5 Correct 1 ms 2772 KB Output is correct
6 Correct 1 ms 2808 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2900 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 1 ms 2804 KB Output is correct
11 Correct 2 ms 2804 KB Output is correct
12 Correct 1 ms 2812 KB Output is correct
13 Correct 1 ms 2824 KB Output is correct
14 Correct 1 ms 2772 KB Output is correct
15 Correct 2 ms 2724 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2808 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 3 ms 2952 KB Output is correct
20 Correct 4 ms 3028 KB Output is correct
21 Correct 6 ms 3156 KB Output is correct
22 Correct 8 ms 3156 KB Output is correct
23 Correct 6 ms 3208 KB Output is correct
24 Correct 6 ms 3200 KB Output is correct
25 Correct 7 ms 3208 KB Output is correct
26 Correct 6 ms 3156 KB Output is correct
27 Correct 7 ms 3284 KB Output is correct
28 Correct 8 ms 3284 KB Output is correct
29 Correct 7 ms 3284 KB Output is correct
30 Correct 6 ms 3284 KB Output is correct
31 Correct 9 ms 3264 KB Output is correct
32 Correct 7 ms 3256 KB Output is correct
33 Correct 8 ms 3188 KB Output is correct
34 Correct 7 ms 3240 KB Output is correct
35 Correct 7 ms 3204 KB Output is correct

Subtask #3
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 2 ms 2772 KB Output is correct
3 Correct 2 ms 2772 KB Output is correct
4 Correct 3 ms 2812 KB Output is correct
5 Correct 2 ms 2900 KB Output is correct
6 Correct 2 ms 2900 KB Output is correct
7 Correct 3 ms 3028 KB Output is correct
8 Correct 4 ms 3248 KB Output is correct
9 Correct 9 ms 3616 KB Output is correct
10 Correct 13 ms 3976 KB Output is correct
11 Correct 60 ms 7320 KB Output is correct
12 Correct 34 ms 5204 KB Output is correct
13 Correct 62 ms 6296 KB Output is correct
14 Correct 98 ms 7272 KB Output is correct
15 Correct 78 ms 8728 KB Output is correct
16 Correct 140 ms 8988 KB Output is correct
17 Correct 68 ms 6232 KB Output is correct
18 Correct 103 ms 9284 KB Output is correct
19 Correct 123 ms 11652 KB Output is correct
20 Correct 63 ms 7232 KB Output is correct

Subtask #4
60.0 / 60.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2772 KB Output is correct
2 Correct 1 ms 2772 KB Output is correct
3 Correct 1 ms 2772 KB Output is correct
4 Correct 2 ms 2724 KB Output is correct
5 Correct 1 ms 2772 KB Output is correct
6 Correct 1 ms 2808 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2900 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 1 ms 2804 KB Output is correct
11 Correct 2 ms 2804 KB Output is correct
12 Correct 1 ms 2812 KB Output is correct
13 Correct 1 ms 2824 KB Output is correct
14 Correct 1 ms 2772 KB Output is correct
15 Correct 2 ms 2724 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2808 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 3 ms 2952 KB Output is correct
20 Correct 4 ms 3028 KB Output is correct
21 Correct 6 ms 3156 KB Output is correct
22 Correct 8 ms 3156 KB Output is correct
23 Correct 6 ms 3208 KB Output is correct
24 Correct 6 ms 3200 KB Output is correct
25 Correct 7 ms 3208 KB Output is correct
26 Correct 6 ms 3156 KB Output is correct
27 Correct 7 ms 3284 KB Output is correct
28 Correct 8 ms 3284 KB Output is correct
29 Correct 7 ms 3284 KB Output is correct
30 Correct 6 ms 3284 KB Output is correct
31 Correct 9 ms 3264 KB Output is correct
32 Correct 7 ms 3256 KB Output is correct
33 Correct 8 ms 3188 KB Output is correct
34 Correct 7 ms 3240 KB Output is correct
35 Correct 7 ms 3204 KB Output is correct
36 Correct 2 ms 2772 KB Output is correct
37 Correct 2 ms 2772 KB Output is correct
38 Correct 2 ms 2772 KB Output is correct
39 Correct 3 ms 2812 KB Output is correct
40 Correct 2 ms 2900 KB Output is correct
41 Correct 2 ms 2900 KB Output is correct
42 Correct 3 ms 3028 KB Output is correct
43 Correct 4 ms 3248 KB Output is correct
44 Correct 9 ms 3616 KB Output is correct
45 Correct 13 ms 3976 KB Output is correct
46 Correct 60 ms 7320 KB Output is correct
47 Correct 34 ms 5204 KB Output is correct
48 Correct 62 ms 6296 KB Output is correct
49 Correct 98 ms 7272 KB Output is correct
50 Correct 78 ms 8728 KB Output is correct
51 Correct 140 ms 8988 KB Output is correct
52 Correct 68 ms 6232 KB Output is correct
53 Correct 103 ms 9284 KB Output is correct
54 Correct 123 ms 11652 KB Output is correct
55 Correct 63 ms 7232 KB Output is correct
56 Correct 11 ms 3588 KB Output is correct
57 Correct 23 ms 4524 KB Output is correct
58 Correct 40 ms 5468 KB Output is correct
59 Correct 56 ms 6336 KB Output is correct
60 Correct 84 ms 7324 KB Output is correct
61 Correct 87 ms 8256 KB Output is correct
62 Correct 93 ms 9108 KB Output is correct
63 Correct 109 ms 10172 KB Output is correct
64 Correct 127 ms 11092 KB Output is correct
65 Correct 234 ms 11292 KB Output is correct
66 Correct 145 ms 11420 KB Output is correct
67 Correct 143 ms 11496 KB Output is correct
68 Correct 167 ms 11628 KB Output is correct
69 Correct 190 ms 11928 KB Output is correct
70 Correct 198 ms 12128 KB Output is correct
71 Correct 196 ms 12100 KB Output is correct
72 Correct 189 ms 11984 KB Output is correct
73 Correct 204 ms 12036 KB Output is correct
74 Correct 184 ms 11944 KB Output is correct
75 Correct 183 ms 11920 KB Output is correct
76 Correct 185 ms 11904 KB Output is correct
77 Correct 190 ms 11924 KB Output is correct
78 Correct 182 ms 11880 KB Output is correct
79 Correct 213 ms 11876 KB Output is correct
80 Correct 247 ms 12064 KB Output is correct