oj.uz

Submission #430608

# Submission time Handle Problem Language Result Execution time Memory
430608 2021-06-16T17:07:46 Z Ozy Connecting Supertrees (IOI20_supertrees) C++17
100 / 100
 315 ms 22692 KB 
#include "supertrees.h"
#include <bits/stdc++.h>
using namespace std;
#define lli int
#define rep(i,a,b) for (lli i = (a); i <= (b); i++)
#define repa(i,a,b) for (lli i = (a); i >= (b); i--)
#define debug(a) cout << #a << " = " << a << endl;
#define debugsl(a) cout << #a << " = " << a << ", ";

#define MAX 1000

lli n,m,ult,pos,pp,cant;
lli visitados[MAX+2];
vector<lli> cabezas;
vector<vector<lli> > planos;

bool compara(lli a, lli b, lli tipo,vector<vector<lli> > &pl) {

    lli q,w;

    rep(i,0,n-1) {

        if (pl[a][i] == 3 || pl[b][i] == 3) return false;

        if (tipo == 1) {
            if (pl[a][i] != pl[b][i]) return false;
        }
        else {
            if (pl[a][i] > 0) q = 1;
            else q = 0;

            if (pl[b][i] > 0) w = 1;
            else w = 0;

            if (q != w) return false;
        }

    }

    return true;
}

int construct(std::vector<std::vector<int>> p) {

	n = p.size();
	planos = vector< vector<lli> > (n, vector<int> (n,0));

	//hacer cabezas
	rep(i,0,n-1) {
        if (visitados[i] == 0) {

            cabezas.push_back(i);
            visitados[i] = 1;
            rep(j,0,n-1) {
                if (p[i][j] == 3) return 0;
                if (j == i || p[i][j] != 1) continue;

                visitados[j] = 1;
                if (!compara(i,j,1,p)) return 0;
                else {
                    planos[i][j] = 1;
                    planos[j][i] = 1;
                }
            }

        }
	}


	m = cabezas.size();
	rep(i,0,m-1) {
        pos = cabezas[i];

        if (visitados[pos] < 2) {

            ult = pos;
            visitados[pos] = 2;
            cant = 0;

            rep(j,0,m-1) {
                pp = cabezas[j];
                if (pos == pp || p[pos][pp] != 2) continue;

                cant++;
                visitados[pp] = 2;
                if (!compara(pos,pp,2,p)) return 0;
                else {
                    planos[ult][pp] = 1;
                    planos[pp][ult] = 1;
                    ult = pp;
                }

            }

            if (cant == 1) return 0;
            if (pos != ult) {
                planos[pos][ult] = 1;
                planos[ult][pos] = 1;
            }

        }

	}


	build(planos);
	return 1;
}

Subtask #1
11.0 / 11.0

# 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 12 ms 1100 KB Output is correct
7 Correct 220 ms 21940 KB Output is correct

Subtask #2
10.0 / 10.0

# 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 12 ms 1100 KB Output is correct
7 Correct 220 ms 21940 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 236 KB Output is correct
12 Correct 9 ms 1120 KB Output is correct
13 Correct 231 ms 22012 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 6 ms 716 KB Output is correct
17 Correct 96 ms 12044 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 69 ms 5748 KB Output is correct
21 Correct 228 ms 21956 KB Output is correct
22 Correct 219 ms 21956 KB Output is correct
23 Correct 239 ms 22132 KB Output is correct
24 Correct 221 ms 22084 KB Output is correct
25 Correct 96 ms 12032 KB Output is correct
26 Correct 95 ms 12036 KB Output is correct
27 Correct 229 ms 22032 KB Output is correct
28 Correct 226 ms 22028 KB Output is correct

Subtask #3
19.0 / 19.0

# 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 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 10 ms 1100 KB Output is correct
9 Correct 236 ms 22232 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 9 ms 1124 KB Output is correct
13 Correct 219 ms 22156 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 6 ms 840 KB Output is correct
17 Correct 98 ms 13624 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 58 ms 6128 KB Output is correct
22 Correct 232 ms 22692 KB Output is correct
23 Correct 221 ms 22604 KB Output is correct
24 Correct 315 ms 22596 KB Output is correct
25 Correct 140 ms 13556 KB Output is correct
26 Correct 140 ms 13460 KB Output is correct
27 Correct 221 ms 22524 KB Output is correct
28 Correct 259 ms 22596 KB Output is correct
29 Correct 99 ms 13532 KB Output is correct

Subtask #4
35.0 / 35.0

# 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 56 ms 5760 KB Output is correct
5 Correct 254 ms 21956 KB Output is correct
6 Correct 230 ms 22084 KB Output is correct
7 Correct 231 ms 22024 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 60 ms 5760 KB Output is correct
10 Correct 277 ms 21960 KB Output is correct
11 Correct 219 ms 22036 KB Output is correct
12 Correct 230 ms 22084 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 56 ms 5764 KB Output is correct
17 Correct 223 ms 22028 KB Output is correct
18 Correct 271 ms 22028 KB Output is correct
19 Correct 223 ms 22048 KB Output is correct
20 Correct 290 ms 21956 KB Output is correct

Subtask #5
21.0 / 21.0

# 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 12 ms 1100 KB Output is correct
7 Correct 220 ms 21940 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 236 KB Output is correct
12 Correct 9 ms 1120 KB Output is correct
13 Correct 231 ms 22012 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 6 ms 716 KB Output is correct
17 Correct 96 ms 12044 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 69 ms 5748 KB Output is correct
21 Correct 228 ms 21956 KB Output is correct
22 Correct 219 ms 21956 KB Output is correct
23 Correct 239 ms 22132 KB Output is correct
24 Correct 221 ms 22084 KB Output is correct
25 Correct 96 ms 12032 KB Output is correct
26 Correct 95 ms 12036 KB Output is correct
27 Correct 229 ms 22032 KB Output is correct
28 Correct 226 ms 22028 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 10 ms 1100 KB Output is correct
37 Correct 236 ms 22232 KB Output is correct
38 Correct 0 ms 204 KB Output is correct
39 Correct 0 ms 204 KB Output is correct
40 Correct 9 ms 1124 KB Output is correct
41 Correct 219 ms 22156 KB Output is correct
42 Correct 1 ms 204 KB Output is correct
43 Correct 1 ms 204 KB Output is correct
44 Correct 6 ms 840 KB Output is correct
45 Correct 98 ms 13624 KB Output is correct
46 Correct 1 ms 204 KB Output is correct
47 Correct 1 ms 204 KB Output is correct
48 Correct 1 ms 204 KB Output is correct
49 Correct 58 ms 6128 KB Output is correct
50 Correct 232 ms 22692 KB Output is correct
51 Correct 221 ms 22604 KB Output is correct
52 Correct 315 ms 22596 KB Output is correct
53 Correct 140 ms 13556 KB Output is correct
54 Correct 140 ms 13460 KB Output is correct
55 Correct 221 ms 22524 KB Output is correct
56 Correct 259 ms 22596 KB Output is correct
57 Correct 99 ms 13532 KB Output is correct
58 Correct 1 ms 292 KB Output is correct
59 Correct 1 ms 204 KB Output is correct
60 Correct 5 ms 844 KB Output is correct
61 Correct 100 ms 13580 KB Output is correct
62 Correct 1 ms 204 KB Output is correct
63 Correct 1 ms 204 KB Output is correct
64 Correct 1 ms 204 KB Output is correct
65 Correct 58 ms 6084 KB Output is correct
66 Correct 93 ms 13432 KB Output is correct
67 Correct 91 ms 13464 KB Output is correct
68 Correct 92 ms 13596 KB Output is correct
69 Correct 96 ms 13416 KB Output is correct

Subtask #6
4.0 / 4.0

# 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 12 ms 1100 KB Output is correct
7 Correct 220 ms 21940 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 236 KB Output is correct
12 Correct 9 ms 1120 KB Output is correct
13 Correct 231 ms 22012 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 6 ms 716 KB Output is correct
17 Correct 96 ms 12044 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 69 ms 5748 KB Output is correct
21 Correct 228 ms 21956 KB Output is correct
22 Correct 219 ms 21956 KB Output is correct
23 Correct 239 ms 22132 KB Output is correct
24 Correct 221 ms 22084 KB Output is correct
25 Correct 96 ms 12032 KB Output is correct
26 Correct 95 ms 12036 KB Output is correct
27 Correct 229 ms 22032 KB Output is correct
28 Correct 226 ms 22028 KB Output is correct
29 Correct 1 ms 204 KB Output is correct
30 Correct 1 ms 204 KB Output is correct
31 Correct 1 ms 204 KB Output is correct
32 Correct 1 ms 204 KB Output is correct
33 Correct 1 ms 204 KB Output is correct
34 Correct 1 ms 204 KB Output is correct
35 Correct 1 ms 204 KB Output is correct
36 Correct 10 ms 1100 KB Output is correct
37 Correct 236 ms 22232 KB Output is correct
38 Correct 0 ms 204 KB Output is correct
39 Correct 0 ms 204 KB Output is correct
40 Correct 9 ms 1124 KB Output is correct
41 Correct 219 ms 22156 KB Output is correct
42 Correct 1 ms 204 KB Output is correct
43 Correct 1 ms 204 KB Output is correct
44 Correct 6 ms 840 KB Output is correct
45 Correct 98 ms 13624 KB Output is correct
46 Correct 1 ms 204 KB Output is correct
47 Correct 1 ms 204 KB Output is correct
48 Correct 1 ms 204 KB Output is correct
49 Correct 58 ms 6128 KB Output is correct
50 Correct 232 ms 22692 KB Output is correct
51 Correct 221 ms 22604 KB Output is correct
52 Correct 315 ms 22596 KB Output is correct
53 Correct 140 ms 13556 KB Output is correct
54 Correct 140 ms 13460 KB Output is correct
55 Correct 221 ms 22524 KB Output is correct
56 Correct 259 ms 22596 KB Output is correct
57 Correct 99 ms 13532 KB Output is correct
58 Correct 1 ms 204 KB Output is correct
59 Correct 1 ms 204 KB Output is correct
60 Correct 1 ms 204 KB Output is correct
61 Correct 56 ms 5760 KB Output is correct
62 Correct 254 ms 21956 KB Output is correct
63 Correct 230 ms 22084 KB Output is correct
64 Correct 231 ms 22024 KB Output is correct
65 Correct 1 ms 204 KB Output is correct
66 Correct 60 ms 5760 KB Output is correct
67 Correct 277 ms 21960 KB Output is correct
68 Correct 219 ms 22036 KB Output is correct
69 Correct 230 ms 22084 KB Output is correct
70 Correct 1 ms 204 KB Output is correct
71 Correct 1 ms 204 KB Output is correct
72 Correct 1 ms 204 KB Output is correct
73 Correct 56 ms 5764 KB Output is correct
74 Correct 223 ms 22028 KB Output is correct
75 Correct 271 ms 22028 KB Output is correct
76 Correct 223 ms 22048 KB Output is correct
77 Correct 290 ms 21956 KB Output is correct
78 Correct 1 ms 292 KB Output is correct
79 Correct 1 ms 204 KB Output is correct
80 Correct 5 ms 844 KB Output is correct
81 Correct 100 ms 13580 KB Output is correct
82 Correct 1 ms 204 KB Output is correct
83 Correct 1 ms 204 KB Output is correct
84 Correct 1 ms 204 KB Output is correct
85 Correct 58 ms 6084 KB Output is correct
86 Correct 93 ms 13432 KB Output is correct
87 Correct 91 ms 13464 KB Output is correct
88 Correct 92 ms 13596 KB Output is correct
89 Correct 96 ms 13416 KB Output is correct
90 Correct 1 ms 204 KB Output is correct
91 Correct 1 ms 204 KB Output is correct
92 Correct 5 ms 844 KB Output is correct
93 Correct 95 ms 13464 KB Output is correct
94 Correct 1 ms 204 KB Output is correct
95 Correct 1 ms 204 KB Output is correct
96 Correct 1 ms 204 KB Output is correct
97 Correct 24 ms 3660 KB Output is correct
98 Correct 97 ms 13988 KB Output is correct
99 Correct 90 ms 14020 KB Output is correct
100 Correct 91 ms 14064 KB Output is correct
101 Correct 92 ms 14076 KB Output is correct
102 Correct 89 ms 14020 KB Output is correct
103 Correct 97 ms 14064 KB Output is correct
104 Correct 91 ms 14076 KB Output is correct
105 Correct 96 ms 14064 KB Output is correct