oj.uz

Submission #1061048

# Submission time Handle Problem Language Result Execution time Memory
1061048 2024-08-16T05:55:05 Z ttamx Reconstruction Project (JOI22_reconstruction) C++17
100 / 100
 1429 ms 33384 KB 
#include<bits/stdc++.h>

using namespace std;

using ll = long long;

const int N=505;
const int M=100005;

int n,m,q;
tuple<int,int,int> e[M];
int p[N],l[M],r[M];
vector<tuple<int,int,int>> a;

int fp(int u){
    return p[u]=(p[u]==u?u:fp(p[u]));
}

void uni(int u,int v){
    u=fp(u),v=fp(v);
    p[u]=v;
}

int main(){
    cin.tie(nullptr)->sync_with_stdio(false);
    cin >> n >> m;
    for(int i=0;i<m;i++){
        auto &[w,u,v]=e[i];
        cin >> u >> v >> w;
    }
    sort(e,e+m);
    for(int i=0;i<m;i++)r[i]=m;
    for(int i=0;i<m;i++){
        iota(p+1,p+n+1,1);
        l[i]=i;
        auto [w,u,v]=e[i];
        while(fp(u)!=fp(v)){
            l[i]--;
            if(l[i]<0)break;
            auto [_,x,y]=e[l[i]];
            uni(x,y);
        }
        cerr << l[i] << " " << i << "\n";
        if(l[i]>=0)r[l[i]]=i;
    }
    for(int i=0;i<m;i++){
        int w=get<0>(e[i]);
        if(l[i]>=0){
            int wl=get<0>(e[l[i]]);
            int wm=(wl+w+1)/2;
            a.emplace_back(wm,-1,w-wm);
        }else{
            a.emplace_back(0,-1,w);
        }
        a.emplace_back(w,+2,0);
        if(r[i]<m){
            int wr=get<0>(e[r[i]]);
            int wm=(w+wr+1)/2;
            a.emplace_back(wm,-1,w-wm);
        }
    }
    sort(a.rbegin(),a.rend());
    ll sum=0,m=0,p=0;
    cin >> q;
    while(q--){
        int x;
        cin >> x;
        while(!a.empty()&&get<0>(a.back())<=x){
            auto [p2,m2,c]=a.back();
            a.pop_back();
            sum+=(p2-p)*m+c;
            m+=m2;
            p=p2;
        }
        cout << sum+(x-p)*m << "\n";
    }
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 1246 ms 10332 KB Output is correct
21 Correct 825 ms 10688 KB Output is correct
22 Correct 847 ms 10348 KB Output is correct
23 Correct 950 ms 9728 KB Output is correct
24 Correct 1147 ms 10224 KB Output is correct
25 Correct 1272 ms 9924 KB Output is correct
26 Correct 1267 ms 11244 KB Output is correct
27 Correct 1253 ms 11916 KB Output is correct
28 Correct 1212 ms 11712 KB Output is correct
29 Correct 1008 ms 10688 KB Output is correct
30 Correct 1192 ms 10688 KB Output is correct
31 Correct 1175 ms 10468 KB Output is correct
32 Correct 1171 ms 10452 KB Output is correct
33 Correct 1252 ms 11200 KB Output is correct
34 Correct 687 ms 9916 KB Output is correct
35 Correct 1221 ms 10952 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 901 ms 29776 KB Output is correct
5 Correct 892 ms 30168 KB Output is correct
6 Correct 928 ms 30648 KB Output is correct
7 Correct 844 ms 31668 KB Output is correct
8 Correct 884 ms 32804 KB Output is correct
9 Correct 667 ms 32696 KB Output is correct
10 Correct 891 ms 30908 KB Output is correct
11 Correct 851 ms 33336 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 140 ms 20396 KB Output is correct
21 Correct 134 ms 22612 KB Output is correct
22 Correct 149 ms 22744 KB Output is correct
23 Correct 147 ms 22456 KB Output is correct
24 Correct 138 ms 22468 KB Output is correct
25 Correct 136 ms 22356 KB Output is correct
26 Correct 133 ms 22356 KB Output is correct
27 Correct 161 ms 22356 KB Output is correct
28 Correct 133 ms 22356 KB Output is correct
29 Correct 143 ms 22436 KB Output is correct
30 Correct 137 ms 22612 KB Output is correct
31 Correct 133 ms 22356 KB Output is correct
32 Correct 139 ms 23064 KB Output is correct
33 Correct 134 ms 22364 KB Output is correct

Subtask #5
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 1246 ms 10332 KB Output is correct
21 Correct 825 ms 10688 KB Output is correct
22 Correct 847 ms 10348 KB Output is correct
23 Correct 950 ms 9728 KB Output is correct
24 Correct 1147 ms 10224 KB Output is correct
25 Correct 1272 ms 9924 KB Output is correct
26 Correct 1267 ms 11244 KB Output is correct
27 Correct 1253 ms 11916 KB Output is correct
28 Correct 1212 ms 11712 KB Output is correct
29 Correct 1008 ms 10688 KB Output is correct
30 Correct 1192 ms 10688 KB Output is correct
31 Correct 1175 ms 10468 KB Output is correct
32 Correct 1171 ms 10452 KB Output is correct
33 Correct 1252 ms 11200 KB Output is correct
34 Correct 687 ms 9916 KB Output is correct
35 Correct 1221 ms 10952 KB Output is correct
36 Correct 1183 ms 10076 KB Output is correct
37 Correct 837 ms 12168 KB Output is correct
38 Correct 871 ms 12772 KB Output is correct
39 Correct 922 ms 13016 KB Output is correct
40 Correct 1074 ms 12784 KB Output is correct
41 Correct 1269 ms 12664 KB Output is correct
42 Correct 1253 ms 12088 KB Output is correct
43 Correct 1223 ms 12760 KB Output is correct
44 Correct 1202 ms 12484 KB Output is correct
45 Correct 1008 ms 12888 KB Output is correct
46 Correct 1186 ms 11716 KB Output is correct
47 Correct 1192 ms 12776 KB Output is correct
48 Correct 1223 ms 13764 KB Output is correct
49 Correct 1232 ms 12232 KB Output is correct
50 Correct 675 ms 13252 KB Output is correct
51 Correct 1185 ms 12148 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 1246 ms 10332 KB Output is correct
21 Correct 825 ms 10688 KB Output is correct
22 Correct 847 ms 10348 KB Output is correct
23 Correct 950 ms 9728 KB Output is correct
24 Correct 1147 ms 10224 KB Output is correct
25 Correct 1272 ms 9924 KB Output is correct
26 Correct 1267 ms 11244 KB Output is correct
27 Correct 1253 ms 11916 KB Output is correct
28 Correct 1212 ms 11712 KB Output is correct
29 Correct 1008 ms 10688 KB Output is correct
30 Correct 1192 ms 10688 KB Output is correct
31 Correct 1175 ms 10468 KB Output is correct
32 Correct 1171 ms 10452 KB Output is correct
33 Correct 1252 ms 11200 KB Output is correct
34 Correct 687 ms 9916 KB Output is correct
35 Correct 1221 ms 10952 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 901 ms 29776 KB Output is correct
40 Correct 892 ms 30168 KB Output is correct
41 Correct 928 ms 30648 KB Output is correct
42 Correct 844 ms 31668 KB Output is correct
43 Correct 884 ms 32804 KB Output is correct
44 Correct 667 ms 32696 KB Output is correct
45 Correct 891 ms 30908 KB Output is correct
46 Correct 851 ms 33336 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 140 ms 20396 KB Output is correct
49 Correct 134 ms 22612 KB Output is correct
50 Correct 149 ms 22744 KB Output is correct
51 Correct 147 ms 22456 KB Output is correct
52 Correct 138 ms 22468 KB Output is correct
53 Correct 136 ms 22356 KB Output is correct
54 Correct 133 ms 22356 KB Output is correct
55 Correct 161 ms 22356 KB Output is correct
56 Correct 133 ms 22356 KB Output is correct
57 Correct 143 ms 22436 KB Output is correct
58 Correct 137 ms 22612 KB Output is correct
59 Correct 133 ms 22356 KB Output is correct
60 Correct 139 ms 23064 KB Output is correct
61 Correct 134 ms 22364 KB Output is correct
62 Correct 1183 ms 10076 KB Output is correct
63 Correct 837 ms 12168 KB Output is correct
64 Correct 871 ms 12772 KB Output is correct
65 Correct 922 ms 13016 KB Output is correct
66 Correct 1074 ms 12784 KB Output is correct
67 Correct 1269 ms 12664 KB Output is correct
68 Correct 1253 ms 12088 KB Output is correct
69 Correct 1223 ms 12760 KB Output is correct
70 Correct 1202 ms 12484 KB Output is correct
71 Correct 1008 ms 12888 KB Output is correct
72 Correct 1186 ms 11716 KB Output is correct
73 Correct 1192 ms 12776 KB Output is correct
74 Correct 1223 ms 13764 KB Output is correct
75 Correct 1232 ms 12232 KB Output is correct
76 Correct 675 ms 13252 KB Output is correct
77 Correct 1185 ms 12148 KB Output is correct
78 Correct 1298 ms 29920 KB Output is correct
79 Correct 942 ms 30568 KB Output is correct
80 Correct 980 ms 30520 KB Output is correct
81 Correct 1118 ms 31320 KB Output is correct
82 Correct 1255 ms 28764 KB Output is correct
83 Correct 1429 ms 29384 KB Output is correct
84 Correct 1347 ms 29900 KB Output is correct
85 Correct 1298 ms 30232 KB Output is correct
86 Correct 1320 ms 30388 KB Output is correct
87 Correct 1182 ms 30824 KB Output is correct
88 Correct 1384 ms 28852 KB Output is correct
89 Correct 1323 ms 29112 KB Output is correct
90 Correct 1310 ms 29284 KB Output is correct
91 Correct 1306 ms 29992 KB Output is correct
92 Correct 795 ms 33384 KB Output is correct
93 Correct 1299 ms 30644 KB Output is correct