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답안 #306684

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
306684 2020-09-26T06:27:21 Z azberjibiou 자매 도시 (APIO20_swap) C++17
100 / 100
 606 ms 37788 KB 
#include "swap.h"
#include <bits/stdc++.h>
#define fir first
#define sec second
#define pii pair<int, int>
#define ll long long
using namespace std;
const int mxN=100010;
const int mxM=200020;
const int INF=1000000007;
typedef struct line{
    int s, e, val;
}line;
int N, M;
vector <line> lin;
vector <pii> col[mxN];
vector <int> Colp[mxN];
bool Chk[mxN];
int Pos[mxN];
int deg[mxN];
bool cmp1(line a, line b)
{
    return a.val<b.val;
}
bool cmp2(pii a, pii b)
{
    if(a.fir!=b.fir)    return a.fir<b.fir;
    return a.sec<b.sec;
}
void init(int n, int m, vector<int> U, vector<int> V, vector<int> W) {
    N=n, M=m;
    lin.resize(M);
    for(int i=0;i<M;i++)    lin[i].s=U[i], lin[i].e=V[i], lin[i].val=W[i];
    sort(lin.begin(), lin.end(), cmp1);
    for(int i=0;i<N;i++)    col[i].push_back({0, i});
    for(int i=0;i<N;i++)    Colp[i].push_back(i);
    for(int i=0;i<M;i++)
    {
        int now1=lin[i].s, now2=lin[i].e, col1, col2;
        col1=col[now1].back().sec, col2=col[now2].back().sec;
        if(col1==col2)
        {
            if(Chk[col1])   continue;
            for(int ele : Colp[col1])
            {
                Pos[ele]=i+1;
            }
            Chk[col1]=true;
            continue;
        }
        bool can;
        if(Chk[col1] || Chk[col2])  can=true;
        else    can=false;
        if(can)
        {
            if(!Chk[col1])
            {
                for(int ele : Colp[col1])   Pos[ele]=i+1;
                Chk[col1]=true;
            }
            if(!Chk[col2])
            {
                for(int ele : Colp[col2])   Pos[ele]=i+1;
                Chk[col2]=true;
            }
        }
        else
        {
            if(deg[now1]>=2 || deg[now2]>=2)
            {
                for(int ele : Colp[col1])   Pos[ele]=i+1;
                for(int ele : Colp[col2])   Pos[ele]=i+1;
                Chk[col1]=Chk[col2]=true;
            }
        }
        if(Colp[col1].size()<Colp[col2].size())
        {
            for(int ele : Colp[col1])
            {
                col[ele].push_back({i+1, col2});
                Colp[col2].push_back(ele);
            }
        }
        else
        {
            for(int ele : Colp[col2])
            {
                col[ele].push_back({i+1, col1});
                Colp[col1].push_back(ele);
            }
        }
        deg[now1]++;
        deg[now2]++;
    }
}

int getMinimumFuelCapacity(int X, int Y) {
    if(col[X].back().sec!=col[Y].back().sec || Pos[X]==0 || Pos[Y]==0)    return -1;
    int s=0, e=M;
    while(s!=e)
    {
        int mid=(s+e)/2;
        pii tmp={mid, INF};
        int tmp1=lower_bound(col[X].begin(), col[X].end(), tmp, cmp2)-col[X].begin();
        int tmp2=lower_bound(col[Y].begin(), col[Y].end(), tmp, cmp2)-col[Y].begin();
        tmp1--;
        tmp2--;
        if(col[X][tmp1].sec!=col[Y][tmp2].sec)  s=mid+1;
        else    e=mid;
    }
    e=max(e, max(Pos[X], Pos[Y]));
    return lin[e-1].val;
}

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 4992 KB Output is correct
2 Correct 4 ms 4992 KB Output is correct
3 Correct 4 ms 4992 KB Output is correct
4 Correct 4 ms 5120 KB Output is correct
5 Correct 5 ms 5248 KB Output is correct
6 Correct 5 ms 5120 KB Output is correct
7 Correct 5 ms 5248 KB Output is correct
8 Correct 5 ms 5120 KB Output is correct
9 Correct 188 ms 22680 KB Output is correct
10 Correct 235 ms 26404 KB Output is correct
11 Correct 229 ms 25964 KB Output is correct
12 Correct 246 ms 27248 KB Output is correct
13 Correct 146 ms 19524 KB Output is correct
14 Correct 194 ms 23032 KB Output is correct
15 Correct 336 ms 31100 KB Output is correct
16 Correct 318 ms 30244 KB Output is correct
17 Correct 347 ms 31960 KB Output is correct
18 Correct 227 ms 23636 KB Output is correct
19 Correct 184 ms 13560 KB Output is correct
20 Correct 482 ms 32364 KB Output is correct
21 Correct 490 ms 32096 KB Output is correct
22 Correct 510 ms 33364 KB Output is correct
23 Correct 345 ms 25392 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 4992 KB Output is correct
2 Correct 4 ms 4992 KB Output is correct
3 Correct 313 ms 22552 KB Output is correct
4 Correct 314 ms 22872 KB Output is correct
5 Correct 324 ms 22924 KB Output is correct
6 Correct 306 ms 22748 KB Output is correct
7 Correct 316 ms 23152 KB Output is correct
8 Correct 306 ms 22432 KB Output is correct
9 Correct 312 ms 22768 KB Output is correct
10 Correct 310 ms 22448 KB Output is correct

Subtask #3
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 4992 KB Output is correct
2 Correct 4 ms 4992 KB Output is correct
3 Correct 4 ms 4992 KB Output is correct
4 Correct 4 ms 4992 KB Output is correct
5 Correct 4 ms 5120 KB Output is correct
6 Correct 5 ms 5248 KB Output is correct
7 Correct 5 ms 5120 KB Output is correct
8 Correct 5 ms 5248 KB Output is correct
9 Correct 5 ms 5120 KB Output is correct
10 Correct 5 ms 5120 KB Output is correct
11 Correct 6 ms 5248 KB Output is correct
12 Correct 5 ms 5248 KB Output is correct
13 Correct 4 ms 5120 KB Output is correct
14 Correct 5 ms 5120 KB Output is correct
15 Correct 5 ms 5248 KB Output is correct
16 Correct 5 ms 5248 KB Output is correct
17 Correct 4 ms 5120 KB Output is correct
18 Correct 5 ms 5248 KB Output is correct
19 Correct 4 ms 5120 KB Output is correct
20 Correct 5 ms 5248 KB Output is correct
21 Correct 5 ms 5120 KB Output is correct
22 Correct 6 ms 5120 KB Output is correct
23 Correct 4 ms 5120 KB Output is correct
24 Correct 5 ms 5248 KB Output is correct
25 Correct 5 ms 5248 KB Output is correct
26 Correct 5 ms 5248 KB Output is correct
27 Correct 5 ms 5120 KB Output is correct
28 Correct 5 ms 5248 KB Output is correct

Subtask #4
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 4992 KB Output is correct
2 Correct 4 ms 4992 KB Output is correct
3 Correct 4 ms 4992 KB Output is correct
4 Correct 4 ms 4992 KB Output is correct
5 Correct 4 ms 5120 KB Output is correct
6 Correct 5 ms 5248 KB Output is correct
7 Correct 5 ms 5120 KB Output is correct
8 Correct 5 ms 5248 KB Output is correct
9 Correct 5 ms 5120 KB Output is correct
10 Correct 188 ms 22680 KB Output is correct
11 Correct 235 ms 26404 KB Output is correct
12 Correct 229 ms 25964 KB Output is correct
13 Correct 246 ms 27248 KB Output is correct
14 Correct 146 ms 19524 KB Output is correct
15 Correct 5 ms 5120 KB Output is correct
16 Correct 6 ms 5248 KB Output is correct
17 Correct 5 ms 5248 KB Output is correct
18 Correct 4 ms 5120 KB Output is correct
19 Correct 5 ms 5120 KB Output is correct
20 Correct 5 ms 5248 KB Output is correct
21 Correct 5 ms 5248 KB Output is correct
22 Correct 4 ms 5120 KB Output is correct
23 Correct 5 ms 5248 KB Output is correct
24 Correct 20 ms 7680 KB Output is correct
25 Correct 253 ms 27376 KB Output is correct
26 Correct 246 ms 27248 KB Output is correct
27 Correct 240 ms 26608 KB Output is correct
28 Correct 232 ms 25840 KB Output is correct
29 Correct 222 ms 25496 KB Output is correct
30 Correct 193 ms 23288 KB Output is correct
31 Correct 252 ms 28268 KB Output is correct
32 Correct 247 ms 27760 KB Output is correct
33 Correct 134 ms 19184 KB Output is correct
34 Correct 222 ms 25456 KB Output is correct
35 Correct 4 ms 5120 KB Output is correct
36 Correct 5 ms 5248 KB Output is correct
37 Correct 5 ms 5120 KB Output is correct
38 Correct 6 ms 5120 KB Output is correct
39 Correct 4 ms 5120 KB Output is correct
40 Correct 5 ms 5248 KB Output is correct
41 Correct 5 ms 5248 KB Output is correct
42 Correct 5 ms 5248 KB Output is correct
43 Correct 5 ms 5120 KB Output is correct
44 Correct 5 ms 5248 KB Output is correct
45 Correct 174 ms 21748 KB Output is correct
46 Correct 238 ms 27120 KB Output is correct
47 Correct 205 ms 23792 KB Output is correct
48 Correct 175 ms 21236 KB Output is correct
49 Correct 92 ms 13560 KB Output is correct
50 Correct 77 ms 12368 KB Output is correct
51 Correct 139 ms 19060 KB Output is correct
52 Correct 277 ms 30136 KB Output is correct
53 Correct 246 ms 26632 KB Output is correct
54 Correct 311 ms 33400 KB Output is correct
55 Correct 134 ms 19392 KB Output is correct
56 Correct 224 ms 25328 KB Output is correct

Subtask #5
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 4992 KB Output is correct
2 Correct 4 ms 4992 KB Output is correct
3 Correct 4 ms 4992 KB Output is correct
4 Correct 4 ms 5120 KB Output is correct
5 Correct 5 ms 5248 KB Output is correct
6 Correct 5 ms 5120 KB Output is correct
7 Correct 5 ms 5248 KB Output is correct
8 Correct 5 ms 5120 KB Output is correct
9 Correct 188 ms 22680 KB Output is correct
10 Correct 235 ms 26404 KB Output is correct
11 Correct 229 ms 25964 KB Output is correct
12 Correct 246 ms 27248 KB Output is correct
13 Correct 146 ms 19524 KB Output is correct
14 Correct 194 ms 23032 KB Output is correct
15 Correct 336 ms 31100 KB Output is correct
16 Correct 318 ms 30244 KB Output is correct
17 Correct 347 ms 31960 KB Output is correct
18 Correct 227 ms 23636 KB Output is correct
19 Correct 313 ms 22552 KB Output is correct
20 Correct 314 ms 22872 KB Output is correct
21 Correct 324 ms 22924 KB Output is correct
22 Correct 306 ms 22748 KB Output is correct
23 Correct 316 ms 23152 KB Output is correct
24 Correct 306 ms 22432 KB Output is correct
25 Correct 312 ms 22768 KB Output is correct
26 Correct 310 ms 22448 KB Output is correct
27 Correct 5 ms 5120 KB Output is correct
28 Correct 6 ms 5248 KB Output is correct
29 Correct 5 ms 5248 KB Output is correct
30 Correct 4 ms 5120 KB Output is correct
31 Correct 5 ms 5120 KB Output is correct
32 Correct 5 ms 5248 KB Output is correct
33 Correct 5 ms 5248 KB Output is correct
34 Correct 4 ms 5120 KB Output is correct
35 Correct 5 ms 5248 KB Output is correct
36 Correct 20 ms 7680 KB Output is correct
37 Correct 253 ms 27376 KB Output is correct
38 Correct 246 ms 27248 KB Output is correct
39 Correct 240 ms 26608 KB Output is correct
40 Correct 232 ms 25840 KB Output is correct
41 Correct 222 ms 25496 KB Output is correct
42 Correct 193 ms 23288 KB Output is correct
43 Correct 252 ms 28268 KB Output is correct
44 Correct 247 ms 27760 KB Output is correct
45 Correct 134 ms 19184 KB Output is correct
46 Correct 222 ms 25456 KB Output is correct
47 Correct 38 ms 8148 KB Output is correct
48 Correct 521 ms 32508 KB Output is correct
49 Correct 507 ms 31836 KB Output is correct
50 Correct 494 ms 31716 KB Output is correct
51 Correct 478 ms 31204 KB Output is correct
52 Correct 468 ms 29472 KB Output is correct
53 Correct 363 ms 24308 KB Output is correct
54 Correct 510 ms 32984 KB Output is correct
55 Correct 523 ms 32996 KB Output is correct
56 Correct 340 ms 24568 KB Output is correct
57 Correct 476 ms 30648 KB Output is correct

Subtask #6
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 4992 KB Output is correct
2 Correct 4 ms 4992 KB Output is correct
3 Correct 4 ms 4992 KB Output is correct
4 Correct 4 ms 4992 KB Output is correct
5 Correct 4 ms 5120 KB Output is correct
6 Correct 5 ms 5248 KB Output is correct
7 Correct 5 ms 5120 KB Output is correct
8 Correct 5 ms 5248 KB Output is correct
9 Correct 5 ms 5120 KB Output is correct
10 Correct 188 ms 22680 KB Output is correct
11 Correct 235 ms 26404 KB Output is correct
12 Correct 229 ms 25964 KB Output is correct
13 Correct 246 ms 27248 KB Output is correct
14 Correct 146 ms 19524 KB Output is correct
15 Correct 194 ms 23032 KB Output is correct
16 Correct 336 ms 31100 KB Output is correct
17 Correct 318 ms 30244 KB Output is correct
18 Correct 347 ms 31960 KB Output is correct
19 Correct 227 ms 23636 KB Output is correct
20 Correct 313 ms 22552 KB Output is correct
21 Correct 314 ms 22872 KB Output is correct
22 Correct 324 ms 22924 KB Output is correct
23 Correct 306 ms 22748 KB Output is correct
24 Correct 316 ms 23152 KB Output is correct
25 Correct 306 ms 22432 KB Output is correct
26 Correct 312 ms 22768 KB Output is correct
27 Correct 310 ms 22448 KB Output is correct
28 Correct 5 ms 5120 KB Output is correct
29 Correct 6 ms 5248 KB Output is correct
30 Correct 5 ms 5248 KB Output is correct
31 Correct 4 ms 5120 KB Output is correct
32 Correct 5 ms 5120 KB Output is correct
33 Correct 5 ms 5248 KB Output is correct
34 Correct 5 ms 5248 KB Output is correct
35 Correct 4 ms 5120 KB Output is correct
36 Correct 5 ms 5248 KB Output is correct
37 Correct 20 ms 7680 KB Output is correct
38 Correct 253 ms 27376 KB Output is correct
39 Correct 246 ms 27248 KB Output is correct
40 Correct 240 ms 26608 KB Output is correct
41 Correct 232 ms 25840 KB Output is correct
42 Correct 222 ms 25496 KB Output is correct
43 Correct 193 ms 23288 KB Output is correct
44 Correct 252 ms 28268 KB Output is correct
45 Correct 247 ms 27760 KB Output is correct
46 Correct 134 ms 19184 KB Output is correct
47 Correct 222 ms 25456 KB Output is correct
48 Correct 38 ms 8148 KB Output is correct
49 Correct 521 ms 32508 KB Output is correct
50 Correct 507 ms 31836 KB Output is correct
51 Correct 494 ms 31716 KB Output is correct
52 Correct 478 ms 31204 KB Output is correct
53 Correct 468 ms 29472 KB Output is correct
54 Correct 363 ms 24308 KB Output is correct
55 Correct 510 ms 32984 KB Output is correct
56 Correct 523 ms 32996 KB Output is correct
57 Correct 340 ms 24568 KB Output is correct
58 Correct 476 ms 30648 KB Output is correct
59 Correct 184 ms 13560 KB Output is correct
60 Correct 482 ms 32364 KB Output is correct
61 Correct 490 ms 32096 KB Output is correct
62 Correct 510 ms 33364 KB Output is correct
63 Correct 345 ms 25392 KB Output is correct
64 Correct 4 ms 5120 KB Output is correct
65 Correct 5 ms 5248 KB Output is correct
66 Correct 5 ms 5120 KB Output is correct
67 Correct 6 ms 5120 KB Output is correct
68 Correct 4 ms 5120 KB Output is correct
69 Correct 5 ms 5248 KB Output is correct
70 Correct 5 ms 5248 KB Output is correct
71 Correct 5 ms 5248 KB Output is correct
72 Correct 5 ms 5120 KB Output is correct
73 Correct 5 ms 5248 KB Output is correct
74 Correct 174 ms 21748 KB Output is correct
75 Correct 238 ms 27120 KB Output is correct
76 Correct 205 ms 23792 KB Output is correct
77 Correct 175 ms 21236 KB Output is correct
78 Correct 92 ms 13560 KB Output is correct
79 Correct 77 ms 12368 KB Output is correct
80 Correct 139 ms 19060 KB Output is correct
81 Correct 277 ms 30136 KB Output is correct
82 Correct 246 ms 26632 KB Output is correct
83 Correct 311 ms 33400 KB Output is correct
84 Correct 134 ms 19392 KB Output is correct
85 Correct 224 ms 25328 KB Output is correct
86 Correct 102 ms 12204 KB Output is correct
87 Correct 496 ms 31572 KB Output is correct
88 Correct 494 ms 31448 KB Output is correct
89 Correct 391 ms 25360 KB Output is correct
90 Correct 281 ms 18004 KB Output is correct
91 Correct 283 ms 18832 KB Output is correct
92 Correct 366 ms 23892 KB Output is correct
93 Correct 520 ms 34092 KB Output is correct
94 Correct 487 ms 31444 KB Output is correct
95 Correct 606 ms 37788 KB Output is correct
96 Correct 346 ms 24696 KB Output is correct
97 Correct 428 ms 28596 KB Output is correct