oj.uz

Submission #905221

# Submission time Handle Problem Language Result Execution time Memory
905221 2024-01-12T18:31:59 Z Petrix Advertisement 2 (JOI23_ho_t2) C++17
100 / 100
 340 ms 6528 KB 
#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

vector<pair<int,int>> v;

bool cmp(pair<int,int> a,pair<int,int> b){
    if(a.first!=b.first)
        return a.first<b.first;
    return a.second>b.second;
}

int main()
{
    int n,cnt=0,i,curent=-1,a,b;
    cin>>n;
    for(i=0;i<n;i++){
        cin>>a>>b;
        v.push_back({a-b,b+a});
    }
    sort(v.begin(),v.end(),cmp);
    for(i=0;i<v.size();i++){
        if(curent<v[i].second){
            cnt++;curent=v[i].second;
        }
    }
    cout<<cnt;
    return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:23:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |     for(i=0;i<v.size();i++){
      |             ~^~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 78 ms 1484 KB Output is correct
3 Correct 115 ms 2568 KB Output is correct
4 Correct 289 ms 5828 KB Output is correct
5 Correct 188 ms 4844 KB Output is correct
6 Correct 306 ms 4684 KB Output is correct
7 Correct 313 ms 4620 KB Output is correct
8 Correct 313 ms 6384 KB Output is correct
9 Correct 284 ms 4972 KB Output is correct

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct

Subtask #3
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 2 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 2 ms 504 KB Output is correct

Subtask #4
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 78 ms 1484 KB Output is correct
3 Correct 115 ms 2568 KB Output is correct
4 Correct 289 ms 5828 KB Output is correct
5 Correct 188 ms 4844 KB Output is correct
6 Correct 306 ms 4684 KB Output is correct
7 Correct 313 ms 4620 KB Output is correct
8 Correct 313 ms 6384 KB Output is correct
9 Correct 284 ms 4972 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 2 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 2 ms 504 KB Output is correct
36 Correct 208 ms 5952 KB Output is correct
37 Correct 267 ms 5724 KB Output is correct
38 Correct 324 ms 5736 KB Output is correct
39 Correct 254 ms 6528 KB Output is correct
40 Correct 330 ms 6468 KB Output is correct
41 Correct 320 ms 5564 KB Output is correct
42 Correct 320 ms 5312 KB Output is correct
43 Correct 307 ms 4984 KB Output is correct
44 Correct 340 ms 5276 KB Output is correct
45 Correct 236 ms 6296 KB Output is correct