oj.uz

Submission #979982

# Submission time Handle Problem Language Result Execution time Memory
979982 2024-05-11T18:33:50 Z vjudge1 Soccer Stadium (IOI23_soccer) C++17
25 / 100
 412 ms 114648 KB 
#include "soccer.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using vi = vector <int>;
using vvi = vector <vi>;
using vll = vector <ll>;

int biggest_stadium (int n, vvi f) {
    ll all = 0;
    for (ll i = 0; i < n; i++) {
        for (ll j = 0; j < n; j++) {
            all += f[i][j] == 0;
        }
    }
    vvi ps(n+1, vi(n+1, 0));
    for (ll i = 0; i < n; i++)
        for (ll j = 0; j < n; j++)
            ps[i+1][j+1] = !f[i][j];
    for (ll i = 0; i <= n; i++) {
        for (ll j = 1; j <= n; j++) {
            ps[i][j] += ps[i][j-1];
        }
    }
    for (ll i = 1; i <= n; i++) {
        for (ll j = 0; j <= n; j++) {
            ps[i][j] += ps[i-1][j];
        }
    }
    auto query = [&](ll il, ll ir, ll jl, ll jr) { // [il, ir] and [jl, jr] 0-indexed
        ir++; jr++;
        return ps[ir][jr] - ps[ir][jl] - ps[il][jr] + ps[il][jl];
    };
    vvi nxtI(n, vi(n)), prvI(n, vi(n)), nxtJ(n, vi(n)), prvJ(n, vi(n));
    for (ll j = 0; j < n; j++) prvI[0][j] = (f[0][j] ? 0 : -1);
    for (ll i = 1; i < n; i++) {
        for (ll j = 0; j < n; j++) {
            prvI[i][j] = (f[i][j] ? i : prvI[i-1][j]);
        }
    }
    for (ll i = 0; i < n; i++) prvJ[i][0] = (f[i][0] ? 0 : -1);
    for (ll i = 0; i < n; i++) {
        for (ll j = 1; j < n; j++) {
            prvJ[i][j] = (f[i][j] ? j : prvJ[i][j-1]);
        }
    }
    for (ll j = 0; j < n; j++) nxtI[n-1][j] = (f[n-1][j] ? n-1 : n);
    for (ll i = n-2; i >= 0; i--) {
        for (ll j = 0; j < n; j++) {
            nxtI[i][j] = (f[i][j] ? i : nxtI[i+1][j]);
        }
    }
    for (ll i = 0; i < n; i++) nxtJ[i][n-1] = (f[i][n-1] ? n-1 : n);
    for (ll i = 0; i < n; i++) {
        for (ll j = n-2; j >= 0; j--) {
            nxtJ[i][j] = (f[i][j] ? j : nxtJ[i][j+1]);
        }
    }
    for (ll i = 0; i < n; i++) {
        for (ll j = 0; j < n; j++) {
            if (f[i][j]) continue;
            ll il = prvI[i][j], ir = nxtI[i][j];
            ll jl = prvJ[i][j], jr = nxtJ[i][j];
            ll cou = 0;
            cou += query(0, il, 0, jl);
            cou += query(ir, n-1, 0, jl);
            cou += query(0, il, jr, n-1);
            cou += query(ir, n-1, jr, n-1);
            if (cou != 0) return 0;
        }
    }
    for (ll i = 0; i < n; i++) {
        ll j = 0;
        for (; j < n; j++) if (!f[i][j]) break;
        for (; j < n; j++) if (f[i][j]) break;
        for (; j < n; j++) if (!f[i][j]) break;
        if (j != n) return 0;
    }
    for (ll i = 0; i < n; i++) {
        for (ll j = 0; j < i; j++) {
            swap(f[i][j], f[j][i]);
        }
    }
    for (ll i = 0; i < n; i++) {
        ll j = 0;
        for (; j < n; j++) if (!f[i][j]) break;
        for (; j < n; j++) if (f[i][j]) break;
        for (; j < n; j++) if (!f[i][j]) break;
        if (j != n) return 0;
    }
    return all;
}

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 348 KB partial

Subtask #1
1.5 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ok
2 Correct 1 ms 344 KB ok
3 Correct 0 ms 348 KB ok
4 Correct 1 ms 348 KB ok
5 Correct 0 ms 440 KB ok
6 Partially correct 0 ms 348 KB partial
7 Partially correct 1 ms 604 KB partial
8 Partially correct 21 ms 7760 KB partial
9 Partially correct 364 ms 114628 KB partial

Subtask #2
2.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB ok
2 Correct 1 ms 344 KB ok
3 Partially correct 0 ms 344 KB partial
4 Partially correct 0 ms 348 KB partial
5 Partially correct 1 ms 348 KB partial
6 Partially correct 1 ms 348 KB partial
7 Partially correct 1 ms 344 KB partial
8 Correct 0 ms 348 KB ok
9 Correct 0 ms 348 KB ok
10 Partially correct 1 ms 428 KB partial
11 Partially correct 1 ms 348 KB partial
12 Partially correct 0 ms 600 KB partial
13 Correct 1 ms 344 KB ok

Subtask #3
5.5 / 22.0

# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 348 KB partial
2 Correct 0 ms 348 KB ok
3 Correct 1 ms 344 KB ok
4 Partially correct 0 ms 344 KB partial
5 Partially correct 0 ms 348 KB partial
6 Partially correct 1 ms 348 KB partial
7 Partially correct 1 ms 348 KB partial
8 Partially correct 1 ms 344 KB partial
9 Correct 0 ms 348 KB ok
10 Correct 0 ms 348 KB ok
11 Partially correct 1 ms 428 KB partial
12 Partially correct 1 ms 348 KB partial
13 Partially correct 0 ms 600 KB partial
14 Correct 1 ms 344 KB ok
15 Partially correct 1 ms 352 KB partial
16 Partially correct 0 ms 348 KB partial
17 Partially correct 0 ms 348 KB partial
18 Partially correct 1 ms 348 KB partial
19 Partially correct 0 ms 348 KB partial
20 Correct 1 ms 348 KB ok
21 Correct 0 ms 348 KB ok
22 Partially correct 0 ms 348 KB partial
23 Partially correct 1 ms 348 KB partial
24 Partially correct 0 ms 348 KB partial
25 Partially correct 0 ms 344 KB partial
26 Partially correct 0 ms 344 KB partial

Subtask #4
4.5 / 18.0

# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 348 KB partial
2 Correct 0 ms 348 KB ok
3 Correct 1 ms 344 KB ok
4 Correct 0 ms 348 KB ok
5 Correct 1 ms 348 KB ok
6 Partially correct 0 ms 344 KB partial
7 Partially correct 0 ms 348 KB partial
8 Partially correct 1 ms 348 KB partial
9 Partially correct 1 ms 348 KB partial
10 Partially correct 1 ms 344 KB partial
11 Correct 0 ms 348 KB ok
12 Correct 0 ms 348 KB ok
13 Partially correct 1 ms 428 KB partial
14 Partially correct 1 ms 348 KB partial
15 Partially correct 0 ms 600 KB partial
16 Correct 1 ms 344 KB ok
17 Partially correct 1 ms 352 KB partial
18 Partially correct 0 ms 348 KB partial
19 Partially correct 0 ms 348 KB partial
20 Partially correct 1 ms 348 KB partial
21 Partially correct 0 ms 348 KB partial
22 Correct 1 ms 348 KB ok
23 Correct 0 ms 348 KB ok
24 Partially correct 0 ms 348 KB partial
25 Partially correct 1 ms 348 KB partial
26 Partially correct 0 ms 348 KB partial
27 Partially correct 0 ms 344 KB partial
28 Partially correct 0 ms 344 KB partial
29 Partially correct 0 ms 348 KB partial
30 Partially correct 1 ms 348 KB partial
31 Partially correct 1 ms 348 KB partial
32 Partially correct 1 ms 348 KB partial
33 Partially correct 0 ms 348 KB partial
34 Correct 0 ms 348 KB ok
35 Correct 0 ms 376 KB ok
36 Partially correct 1 ms 348 KB partial
37 Partially correct 1 ms 348 KB partial
38 Partially correct 1 ms 344 KB partial
39 Partially correct 1 ms 436 KB partial
40 Partially correct 0 ms 348 KB partial
41 Partially correct 1 ms 348 KB partial

Subtask #5
4.0 / 16.0

# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 348 KB partial
2 Correct 0 ms 348 KB ok
3 Correct 1 ms 344 KB ok
4 Correct 0 ms 348 KB ok
5 Correct 1 ms 348 KB ok
6 Partially correct 0 ms 344 KB partial
7 Partially correct 0 ms 348 KB partial
8 Partially correct 1 ms 348 KB partial
9 Partially correct 1 ms 348 KB partial
10 Partially correct 1 ms 344 KB partial
11 Correct 0 ms 348 KB ok
12 Correct 0 ms 348 KB ok
13 Partially correct 1 ms 428 KB partial
14 Partially correct 1 ms 348 KB partial
15 Partially correct 0 ms 600 KB partial
16 Correct 1 ms 344 KB ok
17 Partially correct 1 ms 352 KB partial
18 Partially correct 0 ms 348 KB partial
19 Partially correct 0 ms 348 KB partial
20 Partially correct 1 ms 348 KB partial
21 Partially correct 0 ms 348 KB partial
22 Correct 1 ms 348 KB ok
23 Correct 0 ms 348 KB ok
24 Partially correct 0 ms 348 KB partial
25 Partially correct 1 ms 348 KB partial
26 Partially correct 0 ms 348 KB partial
27 Partially correct 0 ms 344 KB partial
28 Partially correct 0 ms 344 KB partial
29 Partially correct 0 ms 348 KB partial
30 Partially correct 1 ms 348 KB partial
31 Partially correct 1 ms 348 KB partial
32 Partially correct 1 ms 348 KB partial
33 Partially correct 0 ms 348 KB partial
34 Correct 0 ms 348 KB ok
35 Correct 0 ms 376 KB ok
36 Partially correct 1 ms 348 KB partial
37 Partially correct 1 ms 348 KB partial
38 Partially correct 1 ms 344 KB partial
39 Partially correct 1 ms 436 KB partial
40 Partially correct 0 ms 348 KB partial
41 Partially correct 1 ms 348 KB partial
42 Partially correct 19 ms 7932 KB partial
43 Partially correct 20 ms 7772 KB partial
44 Partially correct 30 ms 7768 KB partial
45 Partially correct 20 ms 7768 KB partial
46 Partially correct 36 ms 7684 KB partial
47 Partially correct 19 ms 7768 KB partial
48 Correct 23 ms 7816 KB ok
49 Partially correct 24 ms 7772 KB partial
50 Partially correct 19 ms 7812 KB partial
51 Partially correct 20 ms 7772 KB partial
52 Partially correct 19 ms 7824 KB partial
53 Partially correct 19 ms 7772 KB partial
54 Partially correct 24 ms 7772 KB partial
55 Partially correct 20 ms 7772 KB partial
56 Partially correct 24 ms 7808 KB partial
57 Partially correct 24 ms 7744 KB partial
58 Partially correct 20 ms 7768 KB partial
59 Partially correct 28 ms 7772 KB partial

Subtask #6
7.5 / 30.0

# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 348 KB partial
2 Correct 0 ms 348 KB ok
3 Correct 1 ms 344 KB ok
4 Correct 0 ms 348 KB ok
5 Correct 1 ms 348 KB ok
6 Correct 0 ms 440 KB ok
7 Partially correct 0 ms 348 KB partial
8 Partially correct 1 ms 604 KB partial
9 Partially correct 21 ms 7760 KB partial
10 Partially correct 364 ms 114628 KB partial
11 Partially correct 0 ms 344 KB partial
12 Partially correct 0 ms 348 KB partial
13 Partially correct 1 ms 348 KB partial
14 Partially correct 1 ms 348 KB partial
15 Partially correct 1 ms 344 KB partial
16 Correct 0 ms 348 KB ok
17 Correct 0 ms 348 KB ok
18 Partially correct 1 ms 428 KB partial
19 Partially correct 1 ms 348 KB partial
20 Partially correct 0 ms 600 KB partial
21 Correct 1 ms 344 KB ok
22 Partially correct 1 ms 352 KB partial
23 Partially correct 0 ms 348 KB partial
24 Partially correct 0 ms 348 KB partial
25 Partially correct 1 ms 348 KB partial
26 Partially correct 0 ms 348 KB partial
27 Correct 1 ms 348 KB ok
28 Correct 0 ms 348 KB ok
29 Partially correct 0 ms 348 KB partial
30 Partially correct 1 ms 348 KB partial
31 Partially correct 0 ms 348 KB partial
32 Partially correct 0 ms 344 KB partial
33 Partially correct 0 ms 344 KB partial
34 Partially correct 0 ms 348 KB partial
35 Partially correct 1 ms 348 KB partial
36 Partially correct 1 ms 348 KB partial
37 Partially correct 1 ms 348 KB partial
38 Partially correct 0 ms 348 KB partial
39 Correct 0 ms 348 KB ok
40 Correct 0 ms 376 KB ok
41 Partially correct 1 ms 348 KB partial
42 Partially correct 1 ms 348 KB partial
43 Partially correct 1 ms 344 KB partial
44 Partially correct 1 ms 436 KB partial
45 Partially correct 0 ms 348 KB partial
46 Partially correct 1 ms 348 KB partial
47 Partially correct 19 ms 7932 KB partial
48 Partially correct 20 ms 7772 KB partial
49 Partially correct 30 ms 7768 KB partial
50 Partially correct 20 ms 7768 KB partial
51 Partially correct 36 ms 7684 KB partial
52 Partially correct 19 ms 7768 KB partial
53 Correct 23 ms 7816 KB ok
54 Partially correct 24 ms 7772 KB partial
55 Partially correct 19 ms 7812 KB partial
56 Partially correct 20 ms 7772 KB partial
57 Partially correct 19 ms 7824 KB partial
58 Partially correct 19 ms 7772 KB partial
59 Partially correct 24 ms 7772 KB partial
60 Partially correct 20 ms 7772 KB partial
61 Partially correct 24 ms 7808 KB partial
62 Partially correct 24 ms 7744 KB partial
63 Partially correct 20 ms 7768 KB partial
64 Partially correct 28 ms 7772 KB partial
65 Partially correct 412 ms 114440 KB partial
66 Partially correct 364 ms 114504 KB partial
67 Partially correct 309 ms 114616 KB partial
68 Partially correct 308 ms 114452 KB partial
69 Partially correct 324 ms 114648 KB partial
70 Partially correct 321 ms 114584 KB partial
71 Partially correct 309 ms 114444 KB partial
72 Partially correct 303 ms 114524 KB partial
73 Correct 332 ms 110340 KB ok
74 Correct 356 ms 110352 KB ok
75 Partially correct 297 ms 110676 KB partial
76 Partially correct 317 ms 110556 KB partial
77 Partially correct 298 ms 110420 KB partial
78 Partially correct 337 ms 110472 KB partial
79 Partially correct 314 ms 110672 KB partial
80 Partially correct 288 ms 110420 KB partial
81 Partially correct 293 ms 110416 KB partial
82 Partially correct 302 ms 110368 KB partial
83 Partially correct 327 ms 110340 KB partial
84 Partially correct 305 ms 110356 KB partial
85 Partially correct 291 ms 110416 KB partial
86 Partially correct 299 ms 110416 KB partial
87 Partially correct 346 ms 110556 KB partial
88 Partially correct 311 ms 110356 KB partial
89 Partially correct 293 ms 110420 KB partial
90 Partially correct 298 ms 110420 KB partial
91 Partially correct 296 ms 110376 KB partial
92 Partially correct 303 ms 110356 KB partial
93 Partially correct 304 ms 110560 KB partial
94 Partially correct 314 ms 110420 KB partial
95 Partially correct 312 ms 110356 KB partial
96 Partially correct 287 ms 110316 KB partial
97 Partially correct 332 ms 110372 KB partial
98 Partially correct 303 ms 110420 KB partial
99 Partially correct 358 ms 110420 KB partial
100 Partially correct 299 ms 110420 KB partial
101 Partially correct 309 ms 110420 KB partial
102 Partially correct 302 ms 110676 KB partial
103 Partially correct 296 ms 110356 KB partial
104 Partially correct 302 ms 110420 KB partial
105 Partially correct 308 ms 110416 KB partial
106 Partially correct 299 ms 110420 KB partial
107 Partially correct 299 ms 110364 KB partial
108 Partially correct 299 ms 110364 KB partial
109 Partially correct 306 ms 110420 KB partial