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Submission #848170

# Submission time Handle Problem Language Result Execution time Memory
848170 2023-09-11T13:35:44 Z thangdz2k7 Advertisement 2 (JOI23_ho_t2) C++17
100 / 100
 116 ms 9636 KB 
#include <bits/stdc++.h>
#define ii pair <int, int>
#define F first
#define S second

using namespace std;

const int mod = 1e9 + 7;
const int N = 5e5 + 5;

int n;
ii sr[N];

void solve(){
    cin >> n;
    for (int i = 1, x, e; i <= n; ++ i){
        cin >> x >> e;
        sr[i].F = e - x;
        sr[i].S = e + x;
    }
    sort(sr + 1, sr + n + 1);

    int Max = -2e9;
    int ans = 0;
    for (int i = n; i >= 1; -- i){
        if (Max < sr[i].S){
            ++ ans;
            Max = sr[i].S;
        }
    }

    cout << ans;
}

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    while (t --) solve();

    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 27 ms 4184 KB Output is correct
3 Correct 40 ms 4700 KB Output is correct
4 Correct 106 ms 9040 KB Output is correct
5 Correct 51 ms 6228 KB Output is correct
6 Correct 112 ms 9076 KB Output is correct
7 Correct 113 ms 9440 KB Output is correct
8 Correct 112 ms 9636 KB Output is correct
9 Correct 79 ms 9584 KB Output is correct

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 464 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct

Subtask #3
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 464 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 480 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 348 KB Output is correct
24 Correct 1 ms 496 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct

Subtask #4
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 27 ms 4184 KB Output is correct
3 Correct 40 ms 4700 KB Output is correct
4 Correct 106 ms 9040 KB Output is correct
5 Correct 51 ms 6228 KB Output is correct
6 Correct 112 ms 9076 KB Output is correct
7 Correct 113 ms 9440 KB Output is correct
8 Correct 112 ms 9636 KB Output is correct
9 Correct 79 ms 9584 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 464 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 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 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 480 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 348 KB Output is correct
33 Correct 1 ms 496 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 72 ms 6516 KB Output is correct
37 Correct 94 ms 8108 KB Output is correct
38 Correct 110 ms 9276 KB Output is correct
39 Correct 101 ms 7764 KB Output is correct
40 Correct 112 ms 9252 KB Output is correct
41 Correct 116 ms 9252 KB Output is correct
42 Correct 112 ms 9276 KB Output is correct
43 Correct 112 ms 8800 KB Output is correct
44 Correct 113 ms 9316 KB Output is correct
45 Correct 97 ms 7248 KB Output is correct