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Submission #810706

# Submission time Handle Problem Language Result Execution time Memory
810706 2023-08-06T14:21:47 Z _martynas Advertisement 2 (JOI23_ho_t2) C++11
100 / 100
 373 ms 18184 KB 
#include <bits/stdc++.h>

using namespace std;

#define fi first
#define se second
#define pb push_back
#define all(a) (a).begin(), (a).end()

using pii = pair<int, int>;

const int mxn = 5e5+5;

int n;
int X[mxn], E[mxn];

int main() {
    cin >> n;
    for(int i = 0; i < n; i++) cin >> X[i] >> E[i];
    vector<pii> A;
    for(int i = 0; i < n; i++) {
        A.pb({X[i]-E[i], -(X[i]+E[i])});
    }
    sort(all(A));
    int mxr = -2e9-1;
    int cnt = 0;
    for(auto p : A) {
        int l = p.fi, r = -p.se;
        if(mxr >= r) continue;;
        cnt++, mxr = r;
    }
    cout << cnt << "\n";
    return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:28:13: warning: unused variable 'l' [-Wunused-variable]
   28 |         int l = p.fi, r = -p.se;
      |             ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 83 ms 4836 KB Output is correct
3 Correct 116 ms 7300 KB Output is correct
4 Correct 292 ms 17128 KB Output is correct
5 Correct 187 ms 13428 KB Output is correct
6 Correct 309 ms 17552 KB Output is correct
7 Correct 328 ms 18168 KB Output is correct
8 Correct 326 ms 18116 KB Output is correct
9 Correct 305 ms 18160 KB Output is correct

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 308 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 304 KB Output is correct
11 Correct 1 ms 312 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 304 KB Output is correct
16 Correct 0 ms 308 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct

Subtask #3
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 308 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 304 KB Output is correct
11 Correct 1 ms 312 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 304 KB Output is correct
16 Correct 0 ms 308 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 2 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 320 KB Output is correct
23 Correct 2 ms 320 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 336 KB Output is correct

Subtask #4
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 83 ms 4836 KB Output is correct
3 Correct 116 ms 7300 KB Output is correct
4 Correct 292 ms 17128 KB Output is correct
5 Correct 187 ms 13428 KB Output is correct
6 Correct 309 ms 17552 KB Output is correct
7 Correct 328 ms 18168 KB Output is correct
8 Correct 326 ms 18116 KB Output is correct
9 Correct 305 ms 18160 KB Output is correct
10 Correct 0 ms 308 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 304 KB Output is correct
20 Correct 1 ms 312 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 304 KB Output is correct
25 Correct 0 ms 308 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 2 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 320 KB Output is correct
32 Correct 2 ms 320 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 211 ms 13516 KB Output is correct
37 Correct 298 ms 16016 KB Output is correct
38 Correct 373 ms 18068 KB Output is correct
39 Correct 287 ms 15068 KB Output is correct
40 Correct 336 ms 18044 KB Output is correct
41 Correct 313 ms 17980 KB Output is correct
42 Correct 349 ms 18184 KB Output is correct
43 Correct 316 ms 17080 KB Output is correct
44 Correct 344 ms 18104 KB Output is correct
45 Correct 260 ms 14140 KB Output is correct