oj.uz

답안 #291440

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
291440 2020-09-05T10:37:52 Z muhammad_hokimiyon 즐거운 행로 (APIO20_fun) C++14
31 / 100
 183 ms 18288 KB 
#include "fun.h"
#include <bits/stdc++.h>

#define fi first
#define se second

using namespace std;

const int NN = 1e5 + 7;



vector<int> createFunTour(int N, int Q)
{
    if( N == 2 ){
        vector < int > res;
        res.push_back(0);
        res.push_back(1);
        return res;
    }
    set < pair < int , int > > s[3];
    int cntr = 0;
    for( int i = 1 , y = N; i < N; i++ ){
        int x = attractionsBehind(0 , i);
        if( x * 2 >= N && x < y ){
            cntr = i;
            y = x;
        }
    }
    vector < int > d(N , 0);
    for( int i = 0; i < N; i++ ){
        if( i == cntr )continue;
        d[i] = hoursRequired( i , cntr );
    }
    vector < int > gr;
    for( int i = 0; i < N; i++ ){
        if( d[i] == 1 ){
            gr.push_back(i);
            s[(int)gr.size() - 1].insert({ d[i] , i });
        }
    }
    for( int i = 0; i < N; i++ ){
        bool f = false;
        if( i == cntr )continue;
        for( auto x : gr )f |= (i == x);
        if( f )continue;
        for( int j = 0; j < (int)gr.size() - 1; j++ ){
            if( hoursRequired( gr[j] , i ) + 1 == d[i] ){
                f = true;
                s[j].insert({ d[i] , i });
                break;
            }
        }
        if( !f ){
            s[(int)gr.size() - 1].insert({ d[i] , i });
        }
    }
    auto x = *(--s[0].end());
    auto y = *(--s[1].end());
    if( !s[2].empty() && (--s[2].end())->fi > x.fi ){
        if( x.fi > y.fi ){
            y = x;
        }
        x = *(--s[2].end());
    }
    else if( !s[2].empty() && (--s[2].end())->fi > y.fi ){
        if( y.fi > x.fi ){
            x = y;
        }
        y = *(--s[2].end());
    }
    vector < int > res;
    res.push_back(x.se);
    int cnt = 0;
    for( int i = 0; i < 3; i++ ){
        if( s[i].find(x) != s[i].end() ){
            s[i].erase(x);
            cnt += 1;
        }
    }
    for( int i = 0; i < N - 2; i++ ){
        x = {0 , 0};
        int tp = 0;
        for( int j = 0; j < 3; j++ ){
            if( s[j].find(y) != s[j].end() ){
                tp = j;
            }
        }
        if( tp == 0 ){
            if( (int)s[0].size() + (int)s[1].size() <= (int)s[2].size() ){
                x = *(--s[2].end());
            }else if( (int)s[0].size() + (int)s[2].size() <= (int)s[1].size() ){
                x = *(--s[1].end());
            }else{
                for( int j = 0; j < 3; j++ ){
                    if( tp == j || s[j].empty() )continue;
                    x = max( x , *(--s[j].end()) );
                }
            }
        }else{
            if( tp == 1 ){
                if( (int)s[1].size() + (int)s[2].size() <= (int)s[0].size() ){
                    x = *(--s[0].end());
                }else if( (int)s[1].size() + (int)s[0].size() <= (int)s[2].size() ){
                    x = *(--s[2].end());
                }else{
                    for( int j = 0; j < 3; j++ ){
                        if( tp == j || s[j].empty() )continue;
                        x = max( x , *(--s[j].end()) );
                    }
                }
            }else{
                if( (int)s[2].size() + (int)s[1].size() <= (int)s[0].size() ){
                    x = *(--s[0].end());
                }else if( (int)s[2].size() + (int)s[0].size() <= (int)s[1].size() ){
                    x = *(--s[1].end());
                }else{
                    for( int j = 0; j < 3; j++ ){
                        if( tp == j || s[j].empty() )continue;
                        x = max( x , *(--s[j].end()) );
                    }
                }
            }
        }
        int f = 0;
        res.push_back( y.se );
        //assert( s[tp].find(y) != s[tp].end() );
        s[tp].erase(y);
        y = x;
    }
    res.push_back(cntr);
    return res;
}

Compilation message

fun.cpp: In function 'std::vector<int> createFunTour(int, int)':
fun.cpp:125:13: warning: unused variable 'f' [-Wunused-variable]
  125 |         int f = 0;
      |             ^

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 1 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 0 ms 256 KB Output is correct

Subtask #2
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 1 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 0 ms 256 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 0 ms 256 KB Output is correct
23 Correct 1 ms 256 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 0 ms 256 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 0 ms 256 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 1 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Incorrect 1 ms 384 KB Repeated index
35 Halted 0 ms 0 KB -

Subtask #3
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 384 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 1 ms 256 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 384 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 384 KB Output is correct
18 Correct 183 ms 18288 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 3 ms 640 KB Output is correct
21 Correct 5 ms 768 KB Output is correct
22 Correct 10 ms 1408 KB Output is correct
23 Correct 17 ms 2688 KB Output is correct
24 Correct 24 ms 3456 KB Output is correct
25 Correct 104 ms 10768 KB Output is correct

Subtask #4
0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 0 ms 256 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 384 KB Output is correct
13 Incorrect 1 ms 512 KB Tour is not fun
14 Halted 0 ms 0 KB -

Subtask #5
0 / 34.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 0 ms 256 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 1 ms 256 KB Output is correct
12 Correct 0 ms 256 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Correct 0 ms 256 KB Output is correct
17 Correct 0 ms 256 KB Output is correct
18 Correct 0 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 0 ms 256 KB Output is correct
21 Correct 0 ms 256 KB Output is correct
22 Correct 0 ms 256 KB Output is correct
23 Correct 1 ms 256 KB Output is correct
24 Correct 1 ms 384 KB Output is correct
25 Correct 0 ms 256 KB Output is correct
26 Correct 1 ms 384 KB Output is correct
27 Correct 1 ms 384 KB Output is correct
28 Correct 0 ms 256 KB Output is correct
29 Correct 1 ms 384 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 1 ms 384 KB Output is correct
32 Correct 1 ms 384 KB Output is correct
33 Correct 1 ms 384 KB Output is correct
34 Incorrect 1 ms 384 KB Repeated index
35 Halted 0 ms 0 KB -