oj.uz

답안 #1026379

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1026379 2024-07-18T03:41:23 Z Mardonbekhazratov 송신탑 (IOI22_towers) C++17
11 / 100
 4000 ms 2252 KB 
#include "towers.h"

#include <vector>

using namespace std;

int n,k;
vector<int>h;
bool su1=true;


void init(int N, std::vector<int> H) {
    n=N;
    h=H;
    k=0;
    bool ok=true;
    for(int i=1;i<n;i++){
        if(h[i]>h[i-1] && ok) k=i;
        else{
            if(h[i]>h[i-1]) su1=false;
            ok=false;
        }
    }
}

int max_towers(int L, int R, int D) {
    if(su1 && L<k && R>k && h[k]-D>=h[L] && h[k]-D>=h[R]) return 2;
    vector<int>a,dp(R-L+1);
    dp[0]=1;
    for(int i=L;i<=R;i++){
        a.push_back(h[i]);
    }
    int ans=1;
    for(int i=1;i<a.size();i++){
        int mx=0;
        dp[i]=0;
        for(int j=i-1;j>=0;j--){
            if(a[j]-D>=a[i]) mx=max(a[j],mx);
            if(mx-D>=a[j]) dp[i]=max(dp[i],dp[j]);
        }
        dp[i]++;
        ans=max(ans,dp[i]);
    }
    return ans;
}

Compilation message

towers.cpp: In function 'int max_towers(int, int, int)':
towers.cpp:34:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |     for(int i=1;i<a.size();i++){
      |                 ~^~~~~~~~~

Subtask #1
0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 4022 ms 1436 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 2 ms 452 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 5 ms 452 KB Output is correct
21 Correct 5 ms 344 KB Output is correct
22 Correct 5 ms 460 KB Output is correct
23 Correct 2 ms 344 KB Output is correct
24 Correct 2 ms 344 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 3 ms 344 KB Output is correct
27 Correct 3 ms 344 KB Output is correct
28 Correct 3 ms 344 KB Output is correct
29 Correct 3 ms 344 KB Output is correct
30 Correct 3 ms 344 KB Output is correct
31 Correct 3 ms 344 KB Output is correct
32 Correct 3 ms 344 KB Output is correct
33 Correct 2 ms 344 KB Output is correct
34 Correct 2 ms 344 KB Output is correct
35 Correct 2 ms 344 KB Output is correct

Subtask #3
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 2 ms 452 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 5 ms 452 KB Output is correct
21 Correct 5 ms 344 KB Output is correct
22 Correct 5 ms 460 KB Output is correct
23 Correct 2 ms 344 KB Output is correct
24 Correct 2 ms 344 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 3 ms 344 KB Output is correct
27 Correct 3 ms 344 KB Output is correct
28 Correct 3 ms 344 KB Output is correct
29 Correct 3 ms 344 KB Output is correct
30 Correct 3 ms 344 KB Output is correct
31 Correct 3 ms 344 KB Output is correct
32 Correct 3 ms 344 KB Output is correct
33 Correct 2 ms 344 KB Output is correct
34 Correct 2 ms 344 KB Output is correct
35 Correct 2 ms 344 KB Output is correct
36 Correct 570 ms 1192 KB Output is correct
37 Correct 966 ms 1732 KB Output is correct
38 Correct 296 ms 1832 KB Output is correct
39 Correct 512 ms 1488 KB Output is correct
40 Correct 227 ms 1368 KB Output is correct
41 Execution timed out 4097 ms 2252 KB Time limit exceeded
42 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 4057 ms 1720 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 4017 ms 856 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 2 ms 452 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 5 ms 452 KB Output is correct
21 Correct 5 ms 344 KB Output is correct
22 Correct 5 ms 460 KB Output is correct
23 Correct 2 ms 344 KB Output is correct
24 Correct 2 ms 344 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 3 ms 344 KB Output is correct
27 Correct 3 ms 344 KB Output is correct
28 Correct 3 ms 344 KB Output is correct
29 Correct 3 ms 344 KB Output is correct
30 Correct 3 ms 344 KB Output is correct
31 Correct 3 ms 344 KB Output is correct
32 Correct 3 ms 344 KB Output is correct
33 Correct 2 ms 344 KB Output is correct
34 Correct 2 ms 344 KB Output is correct
35 Correct 2 ms 344 KB Output is correct
36 Correct 570 ms 1192 KB Output is correct
37 Correct 966 ms 1732 KB Output is correct
38 Correct 296 ms 1832 KB Output is correct
39 Correct 512 ms 1488 KB Output is correct
40 Correct 227 ms 1368 KB Output is correct
41 Execution timed out 4097 ms 2252 KB Time limit exceeded
42 Halted 0 ms 0 KB -

Subtask #7
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 4022 ms 1436 KB Time limit exceeded
2 Halted 0 ms 0 KB -