oj.uz

Submission #771427

# Submission time Handle Problem Language Result Execution time Memory
771427 2023-07-03T01:42:12 Z PurpleCrayon Radio Towers (IOI22_towers) C++17
27 / 100
 4000 ms 1572 KB 
#include "towers.h"
#include <bits/stdc++.h>
using namespace std;

#define sz(v) int(v.size())
#define ar array
typedef long long ll;
const int N = 1e5+10, MOD = 1e9+7;
const ll INF = 1e18+10;

int n, a[N];

void init(int _n, vector<int> H) {
    n = _n;
    for (int i = 0; i < n; i++) {
        a[i] = H[i];
    }
}

int max_towers(int l, int r, int d) {
    int ans = 1;
    int cur = MOD;
    bool small = 1;
    for (int i = l; i <= r; i++) {
        if (small) {
            if (a[i] <= cur) {
                cur = a[i];
            } else {
                if (a[i] >= cur + d) {
                    cur = a[i];
                    small ^= 1;
                }
            }
        } else {
            if (a[i] >= cur) {
                cur = a[i];
            } else {
                if (a[i] <= cur - d) {
                    cur = a[i];
                    small ^= 1;
                    ans++;
                }
            }
        }
    }
    return ans;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 954 ms 976 KB Output is correct
2 Correct 3273 ms 1352 KB Output is correct
3 Correct 3250 ms 1440 KB Output is correct
4 Correct 3180 ms 1352 KB Output is correct
5 Correct 2241 ms 1444 KB Output is correct
6 Correct 3791 ms 1352 KB Output is correct
7 Correct 2201 ms 1360 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 300 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 0 ms 208 KB Output is correct
13 Correct 1 ms 304 KB Output is correct
14 Correct 0 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 0 ms 208 KB Output is correct
18 Correct 1 ms 324 KB Output is correct
19 Correct 1 ms 208 KB Output is correct
20 Correct 1 ms 208 KB Output is correct
21 Correct 0 ms 208 KB Output is correct
22 Correct 1 ms 208 KB Output is correct
23 Correct 1 ms 208 KB Output is correct
24 Correct 1 ms 208 KB Output is correct
25 Correct 0 ms 208 KB Output is correct
26 Correct 1 ms 208 KB Output is correct
27 Correct 1 ms 208 KB Output is correct
28 Correct 1 ms 208 KB Output is correct
29 Correct 0 ms 208 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 0 ms 208 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 1 ms 208 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 300 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 0 ms 208 KB Output is correct
13 Correct 1 ms 304 KB Output is correct
14 Correct 0 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 0 ms 208 KB Output is correct
18 Correct 1 ms 324 KB Output is correct
19 Correct 1 ms 208 KB Output is correct
20 Correct 1 ms 208 KB Output is correct
21 Correct 0 ms 208 KB Output is correct
22 Correct 1 ms 208 KB Output is correct
23 Correct 1 ms 208 KB Output is correct
24 Correct 1 ms 208 KB Output is correct
25 Correct 0 ms 208 KB Output is correct
26 Correct 1 ms 208 KB Output is correct
27 Correct 1 ms 208 KB Output is correct
28 Correct 1 ms 208 KB Output is correct
29 Correct 0 ms 208 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 0 ms 208 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 1 ms 208 KB Output is correct
36 Correct 6 ms 1064 KB Output is correct
37 Correct 12 ms 1336 KB Output is correct
38 Correct 9 ms 1472 KB Output is correct
39 Correct 9 ms 1352 KB Output is correct
40 Correct 10 ms 1452 KB Output is correct
41 Correct 9 ms 1452 KB Output is correct
42 Correct 9 ms 1464 KB Output is correct
43 Correct 9 ms 1360 KB Output is correct
44 Correct 10 ms 1448 KB Output is correct
45 Correct 14 ms 1336 KB Output is correct
46 Correct 9 ms 1420 KB Output is correct
47 Correct 14 ms 1468 KB Output is correct
48 Correct 9 ms 1444 KB Output is correct
49 Correct 11 ms 1448 KB Output is correct
50 Correct 9 ms 1456 KB Output is correct
51 Correct 11 ms 1464 KB Output is correct
52 Correct 9 ms 1452 KB Output is correct
53 Correct 9 ms 1448 KB Output is correct
54 Correct 9 ms 1452 KB Output is correct
55 Correct 9 ms 1452 KB Output is correct
56 Correct 9 ms 1572 KB Output is correct
57 Correct 9 ms 1328 KB Output is correct
58 Correct 9 ms 1360 KB Output is correct
59 Correct 10 ms 1452 KB Output is correct
60 Correct 14 ms 1448 KB Output is correct
61 Correct 9 ms 1448 KB Output is correct
62 Correct 9 ms 1472 KB Output is correct
63 Correct 9 ms 1444 KB Output is correct
64 Correct 11 ms 1448 KB Output is correct
65 Correct 9 ms 1476 KB Output is correct
66 Correct 9 ms 1440 KB Output is correct
67 Correct 14 ms 1356 KB Output is correct

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Execution timed out 4032 ms 1472 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 3099 ms 464 KB Output is correct
2 Execution timed out 4067 ms 1452 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #6
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 1 ms 300 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 0 ms 208 KB Output is correct
13 Correct 1 ms 304 KB Output is correct
14 Correct 0 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 0 ms 208 KB Output is correct
18 Correct 1 ms 324 KB Output is correct
19 Correct 1 ms 208 KB Output is correct
20 Correct 1 ms 208 KB Output is correct
21 Correct 0 ms 208 KB Output is correct
22 Correct 1 ms 208 KB Output is correct
23 Correct 1 ms 208 KB Output is correct
24 Correct 1 ms 208 KB Output is correct
25 Correct 0 ms 208 KB Output is correct
26 Correct 1 ms 208 KB Output is correct
27 Correct 1 ms 208 KB Output is correct
28 Correct 1 ms 208 KB Output is correct
29 Correct 0 ms 208 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 0 ms 208 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 1 ms 208 KB Output is correct
36 Correct 6 ms 1064 KB Output is correct
37 Correct 12 ms 1336 KB Output is correct
38 Correct 9 ms 1472 KB Output is correct
39 Correct 9 ms 1352 KB Output is correct
40 Correct 10 ms 1452 KB Output is correct
41 Correct 9 ms 1452 KB Output is correct
42 Correct 9 ms 1464 KB Output is correct
43 Correct 9 ms 1360 KB Output is correct
44 Correct 10 ms 1448 KB Output is correct
45 Correct 14 ms 1336 KB Output is correct
46 Correct 9 ms 1420 KB Output is correct
47 Correct 14 ms 1468 KB Output is correct
48 Correct 9 ms 1444 KB Output is correct
49 Correct 11 ms 1448 KB Output is correct
50 Correct 9 ms 1456 KB Output is correct
51 Correct 11 ms 1464 KB Output is correct
52 Correct 9 ms 1452 KB Output is correct
53 Correct 9 ms 1448 KB Output is correct
54 Correct 9 ms 1452 KB Output is correct
55 Correct 9 ms 1452 KB Output is correct
56 Correct 9 ms 1572 KB Output is correct
57 Correct 9 ms 1328 KB Output is correct
58 Correct 9 ms 1360 KB Output is correct
59 Correct 10 ms 1452 KB Output is correct
60 Correct 14 ms 1448 KB Output is correct
61 Correct 9 ms 1448 KB Output is correct
62 Correct 9 ms 1472 KB Output is correct
63 Correct 9 ms 1444 KB Output is correct
64 Correct 11 ms 1448 KB Output is correct
65 Correct 9 ms 1476 KB Output is correct
66 Correct 9 ms 1440 KB Output is correct
67 Correct 14 ms 1356 KB Output is correct
68 Execution timed out 4032 ms 1472 KB Time limit exceeded
69 Halted 0 ms 0 KB -

Subtask #7
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 954 ms 976 KB Output is correct
2 Correct 3273 ms 1352 KB Output is correct
3 Correct 3250 ms 1440 KB Output is correct
4 Correct 3180 ms 1352 KB Output is correct
5 Correct 2241 ms 1444 KB Output is correct
6 Correct 3791 ms 1352 KB Output is correct
7 Correct 2201 ms 1360 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 0 ms 208 KB Output is correct
12 Correct 1 ms 208 KB Output is correct
13 Correct 0 ms 208 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 1 ms 208 KB Output is correct
20 Correct 1 ms 300 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 0 ms 208 KB Output is correct
23 Correct 1 ms 304 KB Output is correct
24 Correct 0 ms 208 KB Output is correct
25 Correct 1 ms 208 KB Output is correct
26 Correct 1 ms 208 KB Output is correct
27 Correct 0 ms 208 KB Output is correct
28 Correct 1 ms 324 KB Output is correct
29 Correct 1 ms 208 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 1 ms 208 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 0 ms 208 KB Output is correct
36 Correct 1 ms 208 KB Output is correct
37 Correct 1 ms 208 KB Output is correct
38 Correct 1 ms 208 KB Output is correct
39 Correct 0 ms 208 KB Output is correct
40 Correct 1 ms 208 KB Output is correct
41 Correct 1 ms 208 KB Output is correct
42 Correct 1 ms 208 KB Output is correct
43 Correct 0 ms 208 KB Output is correct
44 Correct 1 ms 208 KB Output is correct
45 Correct 1 ms 208 KB Output is correct
46 Correct 6 ms 1064 KB Output is correct
47 Correct 12 ms 1336 KB Output is correct
48 Correct 9 ms 1472 KB Output is correct
49 Correct 9 ms 1352 KB Output is correct
50 Correct 10 ms 1452 KB Output is correct
51 Correct 9 ms 1452 KB Output is correct
52 Correct 9 ms 1464 KB Output is correct
53 Correct 9 ms 1360 KB Output is correct
54 Correct 10 ms 1448 KB Output is correct
55 Correct 14 ms 1336 KB Output is correct
56 Correct 9 ms 1420 KB Output is correct
57 Correct 14 ms 1468 KB Output is correct
58 Correct 9 ms 1444 KB Output is correct
59 Correct 11 ms 1448 KB Output is correct
60 Correct 9 ms 1456 KB Output is correct
61 Correct 11 ms 1464 KB Output is correct
62 Correct 9 ms 1452 KB Output is correct
63 Correct 9 ms 1448 KB Output is correct
64 Correct 9 ms 1452 KB Output is correct
65 Correct 9 ms 1452 KB Output is correct
66 Correct 9 ms 1572 KB Output is correct
67 Correct 9 ms 1328 KB Output is correct
68 Correct 9 ms 1360 KB Output is correct
69 Correct 10 ms 1452 KB Output is correct
70 Correct 14 ms 1448 KB Output is correct
71 Correct 9 ms 1448 KB Output is correct
72 Correct 9 ms 1472 KB Output is correct
73 Correct 9 ms 1444 KB Output is correct
74 Correct 11 ms 1448 KB Output is correct
75 Correct 9 ms 1476 KB Output is correct
76 Correct 9 ms 1440 KB Output is correct
77 Correct 14 ms 1356 KB Output is correct
78 Execution timed out 4032 ms 1472 KB Time limit exceeded
79 Halted 0 ms 0 KB -