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답안 #394640

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
394640 2021-04-27T06:36:15 Z khangal 자매 도시 (APIO20_swap) C++14
17 / 100
 2000 ms 6580 KB 
#include "swap.h"
#include<bits/stdc++.h>
using namespace std;
typedef int ll;
typedef double db;
typedef pair<ll,ll> pl;
typedef vector<ll> vl;
#define pb push_back
#define po pop_back
#define ff first
#define ss second
#define MIN -1e18
#define MAX 1e18
#define lw lower_bound
// 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,c[1234567],x,y,z,l,r,cnt,cnt1,ans;
map<ll,ll> mp;
vector<pair<ll,pl>> edge;
ll firstnum,secondnum;
bool ok,ok1;
ll par[1234567],path[1234567],sz[1234567],w,mx[1234567];
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;
    sort(edge.begin(),edge.end());
}

ll dsu(ll x){
    if(par[x]==x)return x;
    else return dsu(par[x]);
}

void connect(ll x,ll y){
    x=dsu(x);
    y=dsu(y);
    if(x!=y){
        par[y]=x;
        mx[x]=max(mx[x],mx[y]);
        sz[x]+=sz[y];
        path[x]+=path[y];
    }
}

bool check(ll x,ll y){
	if(dsu(x)!=dsu(y))return false;
	return true;
}
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;
	}
}
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]++;
        x=dsu(x);
        y=dsu(y);
        path[x]++;
        mx[x] = max(mx[x],c[u.ss.ff]);
        mx[y] = max(mx[y],c[u.ss.ss]);
        if(check(X,Y)==false)continue;
        if(mx[dsu(X)]<3&&path[dsu(X)]<sz[dsu(X)])continue;
        return u.ff;
    }
    return -1;
}

Subtask #1
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 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 2 ms 332 KB Output is correct
9 Correct 44 ms 3780 KB Output is correct
10 Correct 65 ms 4524 KB Output is correct
11 Correct 68 ms 4528 KB Output is correct
12 Correct 73 ms 4768 KB Output is correct
13 Execution timed out 2081 ms 4660 KB Time limit exceeded

Subtask #2
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Execution timed out 2065 ms 6580 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #3
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 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 2 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 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 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 2 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 1 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 1 ms 332 KB Output is correct
28 Correct 2 ms 332 KB Output is correct

Subtask #4
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 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 2 ms 332 KB Output is correct
10 Correct 44 ms 3780 KB Output is correct
11 Correct 65 ms 4524 KB Output is correct
12 Correct 68 ms 4528 KB Output is correct
13 Correct 73 ms 4768 KB Output is correct
14 Execution timed out 2081 ms 4660 KB Time limit exceeded

Subtask #5
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 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 2 ms 332 KB Output is correct
9 Correct 44 ms 3780 KB Output is correct
10 Correct 65 ms 4524 KB Output is correct
11 Correct 68 ms 4528 KB Output is correct
12 Correct 73 ms 4768 KB Output is correct
13 Execution timed out 2081 ms 4660 KB Time limit exceeded

Subtask #6
0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 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 2 ms 332 KB Output is correct
10 Correct 44 ms 3780 KB Output is correct
11 Correct 65 ms 4524 KB Output is correct
12 Correct 68 ms 4528 KB Output is correct
13 Correct 73 ms 4768 KB Output is correct
14 Execution timed out 2081 ms 4660 KB Time limit exceeded