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Submission #496135

# Submission time Handle Problem Language Result Execution time Memory
496135 2021-12-20T18:33:08 Z Half Fountain Parks (IOI21_parks) C++17
15 / 100
 167 ms 18952 KB 
#include "parks.h"

#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef unsigned long long int ull;
typedef long double ld;
#define REP(i,a,b) for(ll i=(ll) a; i<(ll) b; i++)
#define pb push_back
#define mp make_pair
#define pl pair<ll,ll>
#define ff first
#define ss second
#define whole(x) x.begin(),x.end()
#define DEBUG(i) cout<<"DEBUG "<<i<<endl
#define INF 500000000LL
#define EPS 0.00000001
#define pi 3.14159
ll mod=1000000007LL;

int construct_roads(std::vector<int> ax, std::vector<int> ay) {
    int n = ax.size();
    std::vector<int> u, v, a, b;
    int grd[3][100007];
    memset(grd, 0, sizeof grd);
    for(int i = 0; i < n; i++){
        grd[ax[i]/2][ay[i]/2] = i+1;
        grd[0][ay[i]/2] += 1<<(ax[i]/2 - 1);
    }
    bool grp = false;
    for(int y = 1; y < 100007; y++){
        if(grd[0][y] && !grd[0][y-1] && grp)
            return 0;
        if(!grd[0][y])
            continue;
        grp = true;
        if(grd[1][y] && grd[1][y-1]){
            u.pb(grd[1][y]-1);
            v.pb(grd[1][y-1]-1);
            a.pb(1);
            b.pb(2*y-1);
        }
        if(grd[2][y] && grd[2][y-1]){
            u.pb(grd[2][y]-1);
            v.pb(grd[2][y-1]-1);
            a.pb(5);
            b.pb(2*y-1);
        }
        if(grd[1][y] && grd[2][y]){
            u.pb(grd[1][y]-1);
            v.pb(grd[2][y]-1);
            a.pb(3);
            b.pb(2*y-1);
        }
        if(grd[0][y] == 1 && grd[0][y-1] == 2)
            return 0;
        if(grd[0][y] == 2 && grd[0][y-1] == 1)
            return 0;
    }
    build(u, v, a, b);
    return 1;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1348 KB Output is correct
2 Correct 2 ms 1484 KB Output is correct
3 Correct 1 ms 1356 KB Output is correct
4 Correct 1 ms 1436 KB Output is correct
5 Correct 2 ms 1356 KB Output is correct
6 Correct 1 ms 1356 KB Output is correct
7 Correct 1 ms 1444 KB Output is correct
8 Correct 1 ms 1444 KB Output is correct
9 Correct 51 ms 7848 KB Output is correct
10 Correct 6 ms 2252 KB Output is correct
11 Correct 29 ms 4932 KB Output is correct
12 Correct 8 ms 2604 KB Output is correct
13 Correct 8 ms 2844 KB Output is correct
14 Correct 1 ms 1484 KB Output is correct
15 Correct 1 ms 1456 KB Output is correct
16 Correct 72 ms 7864 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1348 KB Output is correct
2 Correct 2 ms 1484 KB Output is correct
3 Correct 1 ms 1356 KB Output is correct
4 Correct 1 ms 1436 KB Output is correct
5 Correct 2 ms 1356 KB Output is correct
6 Correct 1 ms 1356 KB Output is correct
7 Correct 1 ms 1444 KB Output is correct
8 Correct 1 ms 1444 KB Output is correct
9 Correct 51 ms 7848 KB Output is correct
10 Correct 6 ms 2252 KB Output is correct
11 Correct 29 ms 4932 KB Output is correct
12 Correct 8 ms 2604 KB Output is correct
13 Correct 8 ms 2844 KB Output is correct
14 Correct 1 ms 1484 KB Output is correct
15 Correct 1 ms 1456 KB Output is correct
16 Correct 72 ms 7864 KB Output is correct
17 Correct 1 ms 1444 KB Output is correct
18 Correct 1 ms 1420 KB Output is correct
19 Correct 1 ms 1356 KB Output is correct
20 Correct 1 ms 1356 KB Output is correct
21 Correct 1 ms 1484 KB Output is correct
22 Correct 1 ms 1356 KB Output is correct
23 Correct 167 ms 18836 KB Output is correct
24 Correct 1 ms 1348 KB Output is correct
25 Correct 2 ms 1576 KB Output is correct
26 Correct 2 ms 1464 KB Output is correct
27 Correct 3 ms 1480 KB Output is correct
28 Correct 56 ms 8460 KB Output is correct
29 Correct 75 ms 11956 KB Output is correct
30 Correct 103 ms 15388 KB Output is correct
31 Correct 137 ms 18952 KB Output is correct
32 Correct 1 ms 1432 KB Output is correct
33 Correct 1 ms 1356 KB Output is correct
34 Correct 1 ms 1356 KB Output is correct
35 Correct 1 ms 1356 KB Output is correct
36 Correct 1 ms 1356 KB Output is correct
37 Correct 1 ms 1356 KB Output is correct
38 Correct 1 ms 1448 KB Output is correct
39 Correct 1 ms 1356 KB Output is correct
40 Correct 1 ms 1440 KB Output is correct
41 Correct 1 ms 1356 KB Output is correct
42 Correct 2 ms 1356 KB Output is correct
43 Correct 2 ms 1484 KB Output is correct
44 Correct 1 ms 1484 KB Output is correct
45 Correct 51 ms 7960 KB Output is correct
46 Correct 71 ms 11804 KB Output is correct
47 Correct 73 ms 11908 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1348 KB Output is correct
2 Correct 2 ms 1484 KB Output is correct
3 Correct 1 ms 1356 KB Output is correct
4 Correct 1 ms 1436 KB Output is correct
5 Correct 2 ms 1356 KB Output is correct
6 Correct 1 ms 1356 KB Output is correct
7 Correct 1 ms 1444 KB Output is correct
8 Correct 1 ms 1444 KB Output is correct
9 Correct 51 ms 7848 KB Output is correct
10 Correct 6 ms 2252 KB Output is correct
11 Correct 29 ms 4932 KB Output is correct
12 Correct 8 ms 2604 KB Output is correct
13 Correct 8 ms 2844 KB Output is correct
14 Correct 1 ms 1484 KB Output is correct
15 Correct 1 ms 1456 KB Output is correct
16 Correct 72 ms 7864 KB Output is correct
17 Correct 1 ms 1444 KB Output is correct
18 Correct 1 ms 1420 KB Output is correct
19 Correct 1 ms 1356 KB Output is correct
20 Correct 1 ms 1356 KB Output is correct
21 Correct 1 ms 1484 KB Output is correct
22 Correct 1 ms 1356 KB Output is correct
23 Correct 167 ms 18836 KB Output is correct
24 Correct 1 ms 1348 KB Output is correct
25 Correct 2 ms 1576 KB Output is correct
26 Correct 2 ms 1464 KB Output is correct
27 Correct 3 ms 1480 KB Output is correct
28 Correct 56 ms 8460 KB Output is correct
29 Correct 75 ms 11956 KB Output is correct
30 Correct 103 ms 15388 KB Output is correct
31 Correct 137 ms 18952 KB Output is correct
32 Correct 1 ms 1432 KB Output is correct
33 Correct 1 ms 1356 KB Output is correct
34 Correct 1 ms 1356 KB Output is correct
35 Correct 1 ms 1356 KB Output is correct
36 Correct 1 ms 1356 KB Output is correct
37 Correct 1 ms 1356 KB Output is correct
38 Correct 1 ms 1448 KB Output is correct
39 Correct 1 ms 1356 KB Output is correct
40 Correct 1 ms 1440 KB Output is correct
41 Correct 1 ms 1356 KB Output is correct
42 Correct 2 ms 1356 KB Output is correct
43 Correct 2 ms 1484 KB Output is correct
44 Correct 1 ms 1484 KB Output is correct
45 Correct 51 ms 7960 KB Output is correct
46 Correct 71 ms 11804 KB Output is correct
47 Correct 73 ms 11908 KB Output is correct
48 Runtime error 2 ms 2724 KB Execution killed with signal 6
49 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1348 KB Output is correct
2 Correct 2 ms 1484 KB Output is correct
3 Correct 1 ms 1356 KB Output is correct
4 Correct 1 ms 1436 KB Output is correct
5 Correct 2 ms 1356 KB Output is correct
6 Correct 1 ms 1356 KB Output is correct
7 Correct 1 ms 1444 KB Output is correct
8 Correct 1 ms 1444 KB Output is correct
9 Correct 51 ms 7848 KB Output is correct
10 Correct 6 ms 2252 KB Output is correct
11 Correct 29 ms 4932 KB Output is correct
12 Correct 8 ms 2604 KB Output is correct
13 Correct 8 ms 2844 KB Output is correct
14 Correct 1 ms 1484 KB Output is correct
15 Correct 1 ms 1456 KB Output is correct
16 Correct 72 ms 7864 KB Output is correct
17 Runtime error 2 ms 2764 KB Execution killed with signal 7
18 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1348 KB Output is correct
2 Correct 2 ms 1484 KB Output is correct
3 Correct 1 ms 1356 KB Output is correct
4 Correct 1 ms 1436 KB Output is correct
5 Correct 2 ms 1356 KB Output is correct
6 Correct 1 ms 1356 KB Output is correct
7 Correct 1 ms 1444 KB Output is correct
8 Correct 1 ms 1444 KB Output is correct
9 Correct 51 ms 7848 KB Output is correct
10 Correct 6 ms 2252 KB Output is correct
11 Correct 29 ms 4932 KB Output is correct
12 Correct 8 ms 2604 KB Output is correct
13 Correct 8 ms 2844 KB Output is correct
14 Correct 1 ms 1484 KB Output is correct
15 Correct 1 ms 1456 KB Output is correct
16 Correct 72 ms 7864 KB Output is correct
17 Runtime error 42 ms 9180 KB Execution killed with signal 7
18 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1348 KB Output is correct
2 Correct 2 ms 1484 KB Output is correct
3 Correct 1 ms 1356 KB Output is correct
4 Correct 1 ms 1436 KB Output is correct
5 Correct 2 ms 1356 KB Output is correct
6 Correct 1 ms 1356 KB Output is correct
7 Correct 1 ms 1444 KB Output is correct
8 Correct 1 ms 1444 KB Output is correct
9 Correct 51 ms 7848 KB Output is correct
10 Correct 6 ms 2252 KB Output is correct
11 Correct 29 ms 4932 KB Output is correct
12 Correct 8 ms 2604 KB Output is correct
13 Correct 8 ms 2844 KB Output is correct
14 Correct 1 ms 1484 KB Output is correct
15 Correct 1 ms 1456 KB Output is correct
16 Correct 72 ms 7864 KB Output is correct
17 Correct 1 ms 1444 KB Output is correct
18 Correct 1 ms 1420 KB Output is correct
19 Correct 1 ms 1356 KB Output is correct
20 Correct 1 ms 1356 KB Output is correct
21 Correct 1 ms 1484 KB Output is correct
22 Correct 1 ms 1356 KB Output is correct
23 Correct 167 ms 18836 KB Output is correct
24 Correct 1 ms 1348 KB Output is correct
25 Correct 2 ms 1576 KB Output is correct
26 Correct 2 ms 1464 KB Output is correct
27 Correct 3 ms 1480 KB Output is correct
28 Correct 56 ms 8460 KB Output is correct
29 Correct 75 ms 11956 KB Output is correct
30 Correct 103 ms 15388 KB Output is correct
31 Correct 137 ms 18952 KB Output is correct
32 Correct 1 ms 1432 KB Output is correct
33 Correct 1 ms 1356 KB Output is correct
34 Correct 1 ms 1356 KB Output is correct
35 Correct 1 ms 1356 KB Output is correct
36 Correct 1 ms 1356 KB Output is correct
37 Correct 1 ms 1356 KB Output is correct
38 Correct 1 ms 1448 KB Output is correct
39 Correct 1 ms 1356 KB Output is correct
40 Correct 1 ms 1440 KB Output is correct
41 Correct 1 ms 1356 KB Output is correct
42 Correct 2 ms 1356 KB Output is correct
43 Correct 2 ms 1484 KB Output is correct
44 Correct 1 ms 1484 KB Output is correct
45 Correct 51 ms 7960 KB Output is correct
46 Correct 71 ms 11804 KB Output is correct
47 Correct 73 ms 11908 KB Output is correct
48 Runtime error 2 ms 2724 KB Execution killed with signal 6
49 Halted 0 ms 0 KB -