#include <bits/stdc++.h>
#define int long long
#define fi first
#define se second
#define all(x) (x).begin(), (x).end()
using namespace std;
const int INFF = 1e18;
int32_t main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n;
cin >> n;
vector<pair<int, int>> v(n);
for (int i = 0; i < n; i++) cin >> v[i].fi >> v[i].se;
sort(all(v));
/*
1 3
3 2
5 1
2 1 1
3 1 0
6 3 0
7 4 3
8 5 4
100 9
dp[i] = max(dp[i], dp[j] - (w[i] - w[j]) + b[i])
dp[i] = max(dp[i], dp[j] - w[i] + w[j] + b[i])
dp[i] = max(dp[i], dp[j] + w[j]) + b[i] - w[i]
*/
vector<int> dp(n, 0ll);
dp[0] = v[0].se;
int mx = dp[0] + v[0].fi;
for (int i = 1; i < n; i++) {
dp[i] = max(v[i].se, mx + v[i].se - v[i].fi);
mx = max(mx, dp[i] + v[i].fi);
}
cout << *max_element(all(dp)) << '\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 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 |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
320 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 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 |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
320 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
324 KB |
Output is correct |
13 |
Correct |
1 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 |
1 ms |
212 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 |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
320 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
1 ms |
324 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 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 |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
320 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
324 KB |
Output is correct |
13 |
Correct |
1 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 |
1 ms |
212 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 |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
320 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
1 ms |
324 KB |
Output is correct |
27 |
Correct |
2 ms |
468 KB |
Output is correct |
28 |
Correct |
2 ms |
456 KB |
Output is correct |
29 |
Correct |
3 ms |
456 KB |
Output is correct |
30 |
Correct |
3 ms |
456 KB |
Output is correct |
31 |
Correct |
2 ms |
528 KB |
Output is correct |
32 |
Correct |
4 ms |
512 KB |
Output is correct |
33 |
Correct |
3 ms |
528 KB |
Output is correct |
34 |
Correct |
3 ms |
528 KB |
Output is correct |
35 |
Correct |
2 ms |
468 KB |
Output is correct |
36 |
Correct |
2 ms |
468 KB |
Output is correct |
37 |
Correct |
2 ms |
456 KB |
Output is correct |
38 |
Correct |
2 ms |
468 KB |
Output is correct |
39 |
Correct |
2 ms |
468 KB |
Output is correct |
40 |
Correct |
2 ms |
516 KB |
Output is correct |
41 |
Correct |
2 ms |
468 KB |
Output is correct |
42 |
Correct |
3 ms |
468 KB |
Output is correct |
43 |
Correct |
3 ms |
468 KB |
Output is correct |
44 |
Correct |
2 ms |
468 KB |
Output is correct |
45 |
Correct |
3 ms |
468 KB |
Output is correct |
46 |
Correct |
2 ms |
468 KB |
Output is correct |
47 |
Correct |
2 ms |
528 KB |
Output is correct |
48 |
Correct |
2 ms |
468 KB |
Output is correct |
49 |
Correct |
3 ms |
460 KB |
Output is correct |
50 |
Correct |
2 ms |
468 KB |
Output is correct |
51 |
Correct |
3 ms |
468 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 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 |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
320 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
324 KB |
Output is correct |
13 |
Correct |
1 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 |
1 ms |
212 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 |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
212 KB |
Output is correct |
24 |
Correct |
1 ms |
320 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
1 ms |
324 KB |
Output is correct |
27 |
Correct |
2 ms |
468 KB |
Output is correct |
28 |
Correct |
2 ms |
456 KB |
Output is correct |
29 |
Correct |
3 ms |
456 KB |
Output is correct |
30 |
Correct |
3 ms |
456 KB |
Output is correct |
31 |
Correct |
2 ms |
528 KB |
Output is correct |
32 |
Correct |
4 ms |
512 KB |
Output is correct |
33 |
Correct |
3 ms |
528 KB |
Output is correct |
34 |
Correct |
3 ms |
528 KB |
Output is correct |
35 |
Correct |
2 ms |
468 KB |
Output is correct |
36 |
Correct |
2 ms |
468 KB |
Output is correct |
37 |
Correct |
2 ms |
456 KB |
Output is correct |
38 |
Correct |
2 ms |
468 KB |
Output is correct |
39 |
Correct |
2 ms |
468 KB |
Output is correct |
40 |
Correct |
2 ms |
516 KB |
Output is correct |
41 |
Correct |
2 ms |
468 KB |
Output is correct |
42 |
Correct |
3 ms |
468 KB |
Output is correct |
43 |
Correct |
3 ms |
468 KB |
Output is correct |
44 |
Correct |
2 ms |
468 KB |
Output is correct |
45 |
Correct |
3 ms |
468 KB |
Output is correct |
46 |
Correct |
2 ms |
468 KB |
Output is correct |
47 |
Correct |
2 ms |
528 KB |
Output is correct |
48 |
Correct |
2 ms |
468 KB |
Output is correct |
49 |
Correct |
3 ms |
460 KB |
Output is correct |
50 |
Correct |
2 ms |
468 KB |
Output is correct |
51 |
Correct |
3 ms |
468 KB |
Output is correct |
52 |
Correct |
202 ms |
13772 KB |
Output is correct |
53 |
Correct |
178 ms |
13900 KB |
Output is correct |
54 |
Correct |
175 ms |
13776 KB |
Output is correct |
55 |
Correct |
164 ms |
13820 KB |
Output is correct |
56 |
Correct |
173 ms |
13824 KB |
Output is correct |
57 |
Correct |
174 ms |
13776 KB |
Output is correct |
58 |
Correct |
175 ms |
13868 KB |
Output is correct |
59 |
Correct |
173 ms |
13736 KB |
Output is correct |
60 |
Correct |
170 ms |
13772 KB |
Output is correct |
61 |
Correct |
178 ms |
13760 KB |
Output is correct |
62 |
Correct |
173 ms |
13852 KB |
Output is correct |
63 |
Correct |
198 ms |
13804 KB |
Output is correct |
64 |
Correct |
170 ms |
13848 KB |
Output is correct |
65 |
Correct |
181 ms |
13848 KB |
Output is correct |
66 |
Correct |
176 ms |
13776 KB |
Output is correct |
67 |
Correct |
163 ms |
13796 KB |
Output is correct |
68 |
Correct |
170 ms |
13836 KB |
Output is correct |