oj.uz

Submission #1061052

# Submission time Handle Problem Language Result Execution time Memory
1061052 2024-08-16T05:59:50 Z ttamx Reconstruction Project (JOI22_reconstruction) C++17
100 / 100
 982 ms 20660 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);
        }
        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 1 ms 348 KB Output is correct
4 Correct 1 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 372 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 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 0 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 1 ms 348 KB Output is correct
4 Correct 1 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 372 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 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 0 ms 348 KB Output is correct
19 Correct 1 ms 444 KB Output is correct
20 Correct 816 ms 9812 KB Output is correct
21 Correct 436 ms 10436 KB Output is correct
22 Correct 480 ms 9056 KB Output is correct
23 Correct 543 ms 8892 KB Output is correct
24 Correct 711 ms 8596 KB Output is correct
25 Correct 859 ms 9920 KB Output is correct
26 Correct 812 ms 9568 KB Output is correct
27 Correct 806 ms 9160 KB Output is correct
28 Correct 798 ms 10172 KB Output is correct
29 Correct 617 ms 10180 KB Output is correct
30 Correct 806 ms 8664 KB Output is correct
31 Correct 804 ms 8900 KB Output is correct
32 Correct 842 ms 9616 KB Output is correct
33 Correct 802 ms 8896 KB Output is correct
34 Correct 289 ms 9924 KB Output is correct
35 Correct 810 ms 8936 KB Output is correct

Subtask #3
7.0 / 7.0

# 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 532 ms 18324 KB Output is correct
5 Correct 542 ms 19032 KB Output is correct
6 Correct 534 ms 18980 KB Output is correct
7 Correct 435 ms 20444 KB Output is correct
8 Correct 438 ms 19636 KB Output is correct
9 Correct 280 ms 20660 KB Output is correct
10 Correct 522 ms 17784 KB Output is correct
11 Correct 403 ms 19380 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 1 ms 348 KB Output is correct
4 Correct 1 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 372 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 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 0 ms 348 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 124 ms 12812 KB Output is correct
21 Correct 148 ms 12880 KB Output is correct
22 Correct 123 ms 12692 KB Output is correct
23 Correct 138 ms 12628 KB Output is correct
24 Correct 121 ms 12692 KB Output is correct
25 Correct 123 ms 12636 KB Output is correct
26 Correct 122 ms 12628 KB Output is correct
27 Correct 120 ms 12624 KB Output is correct
28 Correct 128 ms 12624 KB Output is correct
29 Correct 159 ms 12636 KB Output is correct
30 Correct 125 ms 12624 KB Output is correct
31 Correct 127 ms 12932 KB Output is correct
32 Correct 130 ms 13384 KB Output is correct
33 Correct 124 ms 12368 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 1 ms 348 KB Output is correct
4 Correct 1 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 372 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 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 0 ms 348 KB Output is correct
19 Correct 1 ms 444 KB Output is correct
20 Correct 816 ms 9812 KB Output is correct
21 Correct 436 ms 10436 KB Output is correct
22 Correct 480 ms 9056 KB Output is correct
23 Correct 543 ms 8892 KB Output is correct
24 Correct 711 ms 8596 KB Output is correct
25 Correct 859 ms 9920 KB Output is correct
26 Correct 812 ms 9568 KB Output is correct
27 Correct 806 ms 9160 KB Output is correct
28 Correct 798 ms 10172 KB Output is correct
29 Correct 617 ms 10180 KB Output is correct
30 Correct 806 ms 8664 KB Output is correct
31 Correct 804 ms 8900 KB Output is correct
32 Correct 842 ms 9616 KB Output is correct
33 Correct 802 ms 8896 KB Output is correct
34 Correct 289 ms 9924 KB Output is correct
35 Correct 810 ms 8936 KB Output is correct
36 Correct 815 ms 8784 KB Output is correct
37 Correct 432 ms 9412 KB Output is correct
38 Correct 486 ms 9312 KB Output is correct
39 Correct 575 ms 9528 KB Output is correct
40 Correct 717 ms 9612 KB Output is correct
41 Correct 881 ms 8828 KB Output is correct
42 Correct 849 ms 9924 KB Output is correct
43 Correct 808 ms 10324 KB Output is correct
44 Correct 789 ms 10192 KB Output is correct
45 Correct 610 ms 10172 KB Output is correct
46 Correct 814 ms 9152 KB Output is correct
47 Correct 799 ms 9880 KB Output is correct
48 Correct 814 ms 8948 KB Output is correct
49 Correct 807 ms 9204 KB Output is correct
50 Correct 302 ms 10172 KB Output is correct
51 Correct 805 ms 10180 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 1 ms 348 KB Output is correct
4 Correct 1 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 372 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 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 0 ms 348 KB Output is correct
19 Correct 1 ms 444 KB Output is correct
20 Correct 816 ms 9812 KB Output is correct
21 Correct 436 ms 10436 KB Output is correct
22 Correct 480 ms 9056 KB Output is correct
23 Correct 543 ms 8892 KB Output is correct
24 Correct 711 ms 8596 KB Output is correct
25 Correct 859 ms 9920 KB Output is correct
26 Correct 812 ms 9568 KB Output is correct
27 Correct 806 ms 9160 KB Output is correct
28 Correct 798 ms 10172 KB Output is correct
29 Correct 617 ms 10180 KB Output is correct
30 Correct 806 ms 8664 KB Output is correct
31 Correct 804 ms 8900 KB Output is correct
32 Correct 842 ms 9616 KB Output is correct
33 Correct 802 ms 8896 KB Output is correct
34 Correct 289 ms 9924 KB Output is correct
35 Correct 810 ms 8936 KB Output is correct
36 Correct 0 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 532 ms 18324 KB Output is correct
40 Correct 542 ms 19032 KB Output is correct
41 Correct 534 ms 18980 KB Output is correct
42 Correct 435 ms 20444 KB Output is correct
43 Correct 438 ms 19636 KB Output is correct
44 Correct 280 ms 20660 KB Output is correct
45 Correct 522 ms 17784 KB Output is correct
46 Correct 403 ms 19380 KB Output is correct
47 Correct 0 ms 344 KB Output is correct
48 Correct 124 ms 12812 KB Output is correct
49 Correct 148 ms 12880 KB Output is correct
50 Correct 123 ms 12692 KB Output is correct
51 Correct 138 ms 12628 KB Output is correct
52 Correct 121 ms 12692 KB Output is correct
53 Correct 123 ms 12636 KB Output is correct
54 Correct 122 ms 12628 KB Output is correct
55 Correct 120 ms 12624 KB Output is correct
56 Correct 128 ms 12624 KB Output is correct
57 Correct 159 ms 12636 KB Output is correct
58 Correct 125 ms 12624 KB Output is correct
59 Correct 127 ms 12932 KB Output is correct
60 Correct 130 ms 13384 KB Output is correct
61 Correct 124 ms 12368 KB Output is correct
62 Correct 815 ms 8784 KB Output is correct
63 Correct 432 ms 9412 KB Output is correct
64 Correct 486 ms 9312 KB Output is correct
65 Correct 575 ms 9528 KB Output is correct
66 Correct 717 ms 9612 KB Output is correct
67 Correct 881 ms 8828 KB Output is correct
68 Correct 849 ms 9924 KB Output is correct
69 Correct 808 ms 10324 KB Output is correct
70 Correct 789 ms 10192 KB Output is correct
71 Correct 610 ms 10172 KB Output is correct
72 Correct 814 ms 9152 KB Output is correct
73 Correct 799 ms 9880 KB Output is correct
74 Correct 814 ms 8948 KB Output is correct
75 Correct 807 ms 9204 KB Output is correct
76 Correct 302 ms 10172 KB Output is correct
77 Correct 805 ms 10180 KB Output is correct
78 Correct 929 ms 16048 KB Output is correct
79 Correct 550 ms 19748 KB Output is correct
80 Correct 592 ms 17592 KB Output is correct
81 Correct 656 ms 18000 KB Output is correct
82 Correct 814 ms 17668 KB Output is correct
83 Correct 982 ms 16448 KB Output is correct
84 Correct 923 ms 17332 KB Output is correct
85 Correct 949 ms 18100 KB Output is correct
86 Correct 916 ms 17016 KB Output is correct
87 Correct 740 ms 18712 KB Output is correct
88 Correct 920 ms 16472 KB Output is correct
89 Correct 922 ms 16768 KB Output is correct
90 Correct 915 ms 16060 KB Output is correct
91 Correct 924 ms 18112 KB Output is correct
92 Correct 416 ms 19636 KB Output is correct
93 Correct 921 ms 17588 KB Output is correct