oj.uz

Submission #546250

# Submission time Handle Problem Language Result Execution time Memory
546250 2022-04-06T21:06:08 Z leaked Reconstruction Project (JOI22_reconstruction) C++14
100 / 100
 2553 ms 22008 KB 
#include <bits/stdc++.h>

#define f first
#define s second
#define vec vector
#define pb push_back
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define pw(x) (1LL<<(x))
#define sz(x) (int)(x).size()
#define m_p make_pair
#define fast_prep ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
typedef long double ld;
template<class T> bool umin(T &a,const T &b){return (a>b?a=b,1:0);}
template<class T> bool umax(T &a,const T &b){return (a<b?a=b,1:0);}
const int N=501;
const ll inf=1e9+10;
int p[N],sz[N];
void make(int v){
    p[v]=v;sz[v]=1;
}
int get(int v){
    return p[v]=(p[v]==v?v:get(p[v]));
}
bool mg(int a,int b){
    a=get(a),b=get(b);
    if(a==b) return 0;
    if(sz[a]<sz[b]) swap(a,b);
    p[b]=a;sz[a]+=sz[b];
    return 1;
}


signed main(){
    fast_prep;
    int n,m;
    cin>>n>>m;
    vec<array<int,3>> arr;
    for(int i=0;i<m;i++){
        int v,u,w;
        cin>>v>>u>>w;--v;--u;
        arr.pb({w,v,u});
    }
    sort(all(arr));
    vec<array<ll,3>> change;

    for(int i=0;i<m;i++){
        for(int j=0;j<n;j++) make(j);
        int j=i+1;
        while(j<m){
            mg(arr[j][1],arr[j][2]);
            if(get(arr[i][1])==get(arr[i][2])) break;
            ++j;
        }
        ll x=(j==m?inf+2:(arr[j][0]+arr[i][0]+1)/2);
        ///
        change.pb({x,-1,arr[i][0]});

        for(int j=0;j<n;j++) make(j);
        j=i-1;
        while(j>=0){
            mg(arr[j][1],arr[j][2]);
            if(get(arr[i][1])==get(arr[i][2])) break;
            --j;
        }
        x=(j==-1?-inf:(arr[j][0]+arr[i][0]+1)/2);

        change.pb({x,-1,arr[i][0]});

        change.pb({arr[i][0],2,-2ll*arr[i][0]});
    }
    sort(all(change));
    int q;
    cin>>q;
    ll a=0,b=0;
    int j=0;
    for(int i=0;i<q;i++){
        int x;
        cin>>x;
        while(j<sz(change) && x>=change[j][0]){
            a+=change[j][1];b+=change[j][2];
            ++j;
        }
        cout<<1ll*a*x+b<<'\n';
    }
    return 0;
}
/*
5 10
1 2 8
1 3 13
1 4 5
1 5 11
1 5 3
2 3 7
2 4 15
3 4 6
3 5 6
4 5 2
1
10
17
*/

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 336 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 336 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 2474 ms 13980 KB Output is correct
21 Correct 2087 ms 13940 KB Output is correct
22 Correct 2135 ms 14144 KB Output is correct
23 Correct 2272 ms 14084 KB Output is correct
24 Correct 2464 ms 13932 KB Output is correct
25 Correct 2440 ms 14040 KB Output is correct
26 Correct 2464 ms 13956 KB Output is correct
27 Correct 2444 ms 13908 KB Output is correct
28 Correct 2346 ms 13908 KB Output is correct
29 Correct 1824 ms 13996 KB Output is correct
30 Correct 2359 ms 14080 KB Output is correct
31 Correct 2343 ms 14100 KB Output is correct
32 Correct 2350 ms 13900 KB Output is correct
33 Correct 2348 ms 13864 KB Output is correct
34 Correct 1301 ms 14028 KB Output is correct
35 Correct 2346 ms 13988 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 2351 ms 19840 KB Output is correct
5 Correct 2356 ms 19728 KB Output is correct
6 Correct 2397 ms 19784 KB Output is correct
7 Correct 1343 ms 21640 KB Output is correct
8 Correct 1097 ms 22008 KB Output is correct
9 Correct 1027 ms 21780 KB Output is correct
10 Correct 2356 ms 19836 KB Output is correct
11 Correct 1068 ms 21708 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 336 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 196 ms 13680 KB Output is correct
21 Correct 193 ms 12840 KB Output is correct
22 Correct 189 ms 12728 KB Output is correct
23 Correct 189 ms 12752 KB Output is correct
24 Correct 196 ms 12732 KB Output is correct
25 Correct 188 ms 12696 KB Output is correct
26 Correct 191 ms 12684 KB Output is correct
27 Correct 203 ms 12792 KB Output is correct
28 Correct 193 ms 12756 KB Output is correct
29 Correct 187 ms 12716 KB Output is correct
30 Correct 199 ms 13580 KB Output is correct
31 Correct 193 ms 12660 KB Output is correct
32 Correct 190 ms 13300 KB Output is correct
33 Correct 190 ms 12456 KB Output is correct

Subtask #5
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 336 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 2474 ms 13980 KB Output is correct
21 Correct 2087 ms 13940 KB Output is correct
22 Correct 2135 ms 14144 KB Output is correct
23 Correct 2272 ms 14084 KB Output is correct
24 Correct 2464 ms 13932 KB Output is correct
25 Correct 2440 ms 14040 KB Output is correct
26 Correct 2464 ms 13956 KB Output is correct
27 Correct 2444 ms 13908 KB Output is correct
28 Correct 2346 ms 13908 KB Output is correct
29 Correct 1824 ms 13996 KB Output is correct
30 Correct 2359 ms 14080 KB Output is correct
31 Correct 2343 ms 14100 KB Output is correct
32 Correct 2350 ms 13900 KB Output is correct
33 Correct 2348 ms 13864 KB Output is correct
34 Correct 1301 ms 14028 KB Output is correct
35 Correct 2346 ms 13988 KB Output is correct
36 Correct 2379 ms 14132 KB Output is correct
37 Correct 1976 ms 13888 KB Output is correct
38 Correct 2075 ms 13832 KB Output is correct
39 Correct 2209 ms 13868 KB Output is correct
40 Correct 2389 ms 13872 KB Output is correct
41 Correct 2380 ms 13960 KB Output is correct
42 Correct 2383 ms 14032 KB Output is correct
43 Correct 2378 ms 13996 KB Output is correct
44 Correct 2370 ms 14192 KB Output is correct
45 Correct 1848 ms 13896 KB Output is correct
46 Correct 2387 ms 13888 KB Output is correct
47 Correct 2367 ms 14180 KB Output is correct
48 Correct 2362 ms 13900 KB Output is correct
49 Correct 2382 ms 14108 KB Output is correct
50 Correct 1307 ms 14168 KB Output is correct
51 Correct 2368 ms 13928 KB Output is correct

Subtask #6
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 336 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 2474 ms 13980 KB Output is correct
21 Correct 2087 ms 13940 KB Output is correct
22 Correct 2135 ms 14144 KB Output is correct
23 Correct 2272 ms 14084 KB Output is correct
24 Correct 2464 ms 13932 KB Output is correct
25 Correct 2440 ms 14040 KB Output is correct
26 Correct 2464 ms 13956 KB Output is correct
27 Correct 2444 ms 13908 KB Output is correct
28 Correct 2346 ms 13908 KB Output is correct
29 Correct 1824 ms 13996 KB Output is correct
30 Correct 2359 ms 14080 KB Output is correct
31 Correct 2343 ms 14100 KB Output is correct
32 Correct 2350 ms 13900 KB Output is correct
33 Correct 2348 ms 13864 KB Output is correct
34 Correct 1301 ms 14028 KB Output is correct
35 Correct 2346 ms 13988 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 2351 ms 19840 KB Output is correct
40 Correct 2356 ms 19728 KB Output is correct
41 Correct 2397 ms 19784 KB Output is correct
42 Correct 1343 ms 21640 KB Output is correct
43 Correct 1097 ms 22008 KB Output is correct
44 Correct 1027 ms 21780 KB Output is correct
45 Correct 2356 ms 19836 KB Output is correct
46 Correct 1068 ms 21708 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 196 ms 13680 KB Output is correct
49 Correct 193 ms 12840 KB Output is correct
50 Correct 189 ms 12728 KB Output is correct
51 Correct 189 ms 12752 KB Output is correct
52 Correct 196 ms 12732 KB Output is correct
53 Correct 188 ms 12696 KB Output is correct
54 Correct 191 ms 12684 KB Output is correct
55 Correct 203 ms 12792 KB Output is correct
56 Correct 193 ms 12756 KB Output is correct
57 Correct 187 ms 12716 KB Output is correct
58 Correct 199 ms 13580 KB Output is correct
59 Correct 193 ms 12660 KB Output is correct
60 Correct 190 ms 13300 KB Output is correct
61 Correct 190 ms 12456 KB Output is correct
62 Correct 2379 ms 14132 KB Output is correct
63 Correct 1976 ms 13888 KB Output is correct
64 Correct 2075 ms 13832 KB Output is correct
65 Correct 2209 ms 13868 KB Output is correct
66 Correct 2389 ms 13872 KB Output is correct
67 Correct 2380 ms 13960 KB Output is correct
68 Correct 2383 ms 14032 KB Output is correct
69 Correct 2378 ms 13996 KB Output is correct
70 Correct 2370 ms 14192 KB Output is correct
71 Correct 1848 ms 13896 KB Output is correct
72 Correct 2387 ms 13888 KB Output is correct
73 Correct 2367 ms 14180 KB Output is correct
74 Correct 2362 ms 13900 KB Output is correct
75 Correct 2382 ms 14108 KB Output is correct
76 Correct 1307 ms 14168 KB Output is correct
77 Correct 2368 ms 13928 KB Output is correct
78 Correct 2536 ms 18644 KB Output is correct
79 Correct 2125 ms 20624 KB Output is correct
80 Correct 2237 ms 19660 KB Output is correct
81 Correct 2369 ms 19768 KB Output is correct
82 Correct 2501 ms 18912 KB Output is correct
83 Correct 2502 ms 18660 KB Output is correct
84 Correct 2535 ms 18632 KB Output is correct
85 Correct 2497 ms 18692 KB Output is correct
86 Correct 2514 ms 18732 KB Output is correct
87 Correct 1979 ms 20240 KB Output is correct
88 Correct 2537 ms 18888 KB Output is correct
89 Correct 2535 ms 19020 KB Output is correct
90 Correct 2553 ms 18712 KB Output is correct
91 Correct 2506 ms 18720 KB Output is correct
92 Correct 1497 ms 21448 KB Output is correct
93 Correct 2532 ms 19676 KB Output is correct