oj.uz

Submission #394742

# Submission time Handle Problem Language Result Execution time Memory
394742 2021-04-27T09:09:09 Z khangal Swapping Cities (APIO20_swap) C++14
37 / 100
 2000 ms 12444 KB 
#include "swap.h"
#include<bits/stdc++.h>
using namespace std;
typedef int ll;
typedef pair<ll,ll> pl;
#define pb push_back
#define ff first
#define ss second
// typedef tree<ll , null_type, less<ll>, rb_tree_tag, tree_order_statistics_node_update> indexed_set;
// template< typename T>
// using indexed_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
ll n,m,mid,mn,T,sum,h1,h2,x,y,z,l,r,cnt,cnt1,ans;
vector<pair<ll,pl>> edge;
bool ok,ok1;
vector<int> par,path,sz,w,mx,lvl,c;
void init(int N, int M,
          std::vector<int> U, std::vector<int> V, std::vector<int> W) {
    for(int i=0;i<M;i++){
        edge.pb({W[i],{U[i],V[i]}});
    }
    n=N;
    par.resize(n);
	path.resize(n);
    sz.resize(n);
    mx.resize(n);
    lvl.resize(n);
    c.resize(n);
    sort(edge.begin(),edge.end());
}


int dsu(ll x){
    return par[x] = (par[x] == x ? x : dsu(par[x]));
}
 
void connect(ll x,ll y){
    x=dsu(x);
    y=dsu(y);
    if(x==y){
    	return;
    }
    else{
    	
    	if(lvl[x]>=lvl[y]){
	        par[y]=x;
	        mx[x]=max(mx[x],mx[y]);
	        sz[x]+=sz[y];
	        path[x]+=path[y];
		}
		else{
			par[x]=y;
	        mx[y]=max(mx[x],mx[y]);
	        sz[y]+=sz[x];
	        path[y]+=path[x];
		}
	}
}

void run(){
	for(int i=0;i<n;i++){
        par[i]=i;
    }
    for(int i=0;i<n;i++){
    	c[i]=0;
    	path[i]=0;
    	sz[i]=1;
    	mx[i]=0;
    	lvl[i]=0;
	}
}
int getMinimumFuelCapacity(int X, int Y) {
	run();
    for(auto u:edge){
        x=u.ss.ff;
        y=u.ss.ss;
        connect(x,y);
        c[x]++;
        c[y]++;
        path[dsu(x)]++;
        mx[dsu(x)] = max(mx[dsu(x)],c[x]);
        mx[dsu(y)] = max(mx[dsu(y)],c[y]);
        if(dsu(X)!=dsu(Y))continue;
        if(mx[dsu(X)]<3&&path[dsu(X)]<sz[dsu(X)])continue;
        return u.ff;
    }
    return -1;
}

Subtask #1
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 56 ms 4796 KB Output is correct
10 Correct 95 ms 5932 KB Output is correct
11 Correct 104 ms 5880 KB Output is correct
12 Correct 111 ms 6164 KB Output is correct
13 Correct 106 ms 6164 KB Output is correct
14 Execution timed out 2083 ms 5052 KB Time limit exceeded
15 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Execution timed out 2083 ms 7292 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 2 ms 332 KB Output is correct
25 Correct 2 ms 332 KB Output is correct
26 Correct 2 ms 332 KB Output is correct
27 Correct 2 ms 336 KB Output is correct
28 Correct 2 ms 332 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 56 ms 4796 KB Output is correct
11 Correct 95 ms 5932 KB Output is correct
12 Correct 104 ms 5880 KB Output is correct
13 Correct 111 ms 6164 KB Output is correct
14 Correct 106 ms 6164 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 2 ms 332 KB Output is correct
21 Correct 1 ms 332 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 332 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 1 ms 332 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 2 ms 332 KB Output is correct
30 Correct 2 ms 332 KB Output is correct
31 Correct 2 ms 332 KB Output is correct
32 Correct 2 ms 336 KB Output is correct
33 Correct 2 ms 332 KB Output is correct
34 Correct 8 ms 1292 KB Output is correct
35 Correct 108 ms 7964 KB Output is correct
36 Correct 108 ms 7864 KB Output is correct
37 Correct 112 ms 7952 KB Output is correct
38 Correct 111 ms 7832 KB Output is correct
39 Correct 109 ms 7736 KB Output is correct
40 Correct 104 ms 7084 KB Output is correct
41 Correct 114 ms 8232 KB Output is correct
42 Correct 113 ms 7960 KB Output is correct
43 Correct 81 ms 7864 KB Output is correct
44 Correct 117 ms 8228 KB Output is correct
45 Correct 130 ms 9652 KB Output is correct
46 Correct 117 ms 7960 KB Output is correct
47 Correct 112 ms 7920 KB Output is correct
48 Correct 111 ms 8480 KB Output is correct
49 Correct 71 ms 9612 KB Output is correct
50 Correct 62 ms 6972 KB Output is correct
51 Correct 100 ms 8644 KB Output is correct
52 Correct 141 ms 10736 KB Output is correct
53 Correct 142 ms 11544 KB Output is correct
54 Correct 161 ms 12444 KB Output is correct
55 Correct 88 ms 7980 KB Output is correct
56 Correct 178 ms 11056 KB Output is correct

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 56 ms 4796 KB Output is correct
10 Correct 95 ms 5932 KB Output is correct
11 Correct 104 ms 5880 KB Output is correct
12 Correct 111 ms 6164 KB Output is correct
13 Correct 106 ms 6164 KB Output is correct
14 Execution timed out 2083 ms 5052 KB Time limit exceeded
15 Halted 0 ms 0 KB -

Subtask #6
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 56 ms 4796 KB Output is correct
11 Correct 95 ms 5932 KB Output is correct
12 Correct 104 ms 5880 KB Output is correct
13 Correct 111 ms 6164 KB Output is correct
14 Correct 106 ms 6164 KB Output is correct
15 Execution timed out 2083 ms 5052 KB Time limit exceeded
16 Halted 0 ms 0 KB -