#include <cstdio>
#include <iostream>
#include <vector>
#include <list>
#include <string>
#include <set>
#include <map>
#include <algorithm>
#include <fstream>
#include <cmath>
#include <queue>
#include <stack>
#include <cassert>
#include <cstring>
#include <climits>
#include <functional>
#include<cstdlib>
//#include "arc.h"
//#include "dreaming.h"
using namespace std;
typedef pair<int, int> PII;
typedef vector<int> VI;
typedef long long LL;
const int MAXN = 5e5 + 11;
using ll = long long;
const ll mod1 = 1e9 + 7;
const ll mod2 = 1000000021;
const ll P = 31;
/*
void setIO(string name = "") {
cin.tie(0)->sync_with_stdio(0); // see /general/fast-io
if ((name.size())) {
freopen((name + ".in").c_str(), "r", stdin); // see /general/input-output
freopen((name + ".out").c_str(), "w", stdout);
}
}
*/
int n;
vector<pair<ll, ll>> vp;
vector<ll> arr;
ll mn;
ll sum;
int main()
{
cin.tie(0);
cout.tie(0);
ios_base::sync_with_stdio(false);
//setIO("time");
cin >> n;
for (int i = 1; i <= n; i++)
{
ll a, b;
cin >> a >> b;
vp.push_back({ a,b });
}
sort(vp.begin(), vp.end());
for (int i = 0; i < n; i++)
{
if (i > 0)
{
arr.push_back(-(vp[i].first - vp[i-1].first));
}
arr.push_back(vp[i].second);
}
ll ans = 0;
for (int i = 0; i < arr.size(); i++)
{
if (sum < 0)
sum = 0;
sum += arr[i];
ans = max(ans, sum);
}
cout << ans << '\n';
return 0;
}
Compilation message
art.cpp: In function 'int main()':
art.cpp:88:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
88 | for (int i = 0; i < arr.size(); i++)
| ~~^~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
452 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
412 KB |
Output is correct |
9 |
Correct |
0 ms |
456 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
452 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
412 KB |
Output is correct |
9 |
Correct |
0 ms |
456 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
600 KB |
Output is correct |
14 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
0 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 |
1 ms |
348 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
452 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
412 KB |
Output is correct |
9 |
Correct |
0 ms |
456 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
600 KB |
Output is correct |
14 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
0 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 |
1 ms |
348 KB |
Output is correct |
27 |
Correct |
2 ms |
856 KB |
Output is correct |
28 |
Correct |
2 ms |
860 KB |
Output is correct |
29 |
Correct |
2 ms |
860 KB |
Output is correct |
30 |
Correct |
2 ms |
856 KB |
Output is correct |
31 |
Correct |
2 ms |
860 KB |
Output is correct |
32 |
Correct |
2 ms |
860 KB |
Output is correct |
33 |
Correct |
2 ms |
860 KB |
Output is correct |
34 |
Correct |
2 ms |
860 KB |
Output is correct |
35 |
Correct |
2 ms |
860 KB |
Output is correct |
36 |
Correct |
2 ms |
904 KB |
Output is correct |
37 |
Correct |
2 ms |
860 KB |
Output is correct |
38 |
Correct |
2 ms |
860 KB |
Output is correct |
39 |
Correct |
2 ms |
860 KB |
Output is correct |
40 |
Correct |
2 ms |
860 KB |
Output is correct |
41 |
Correct |
2 ms |
860 KB |
Output is correct |
42 |
Correct |
2 ms |
860 KB |
Output is correct |
43 |
Correct |
2 ms |
860 KB |
Output is correct |
44 |
Correct |
2 ms |
860 KB |
Output is correct |
45 |
Correct |
2 ms |
860 KB |
Output is correct |
46 |
Correct |
2 ms |
860 KB |
Output is correct |
47 |
Correct |
2 ms |
860 KB |
Output is correct |
48 |
Correct |
2 ms |
860 KB |
Output is correct |
49 |
Correct |
2 ms |
856 KB |
Output is correct |
50 |
Correct |
2 ms |
860 KB |
Output is correct |
51 |
Correct |
2 ms |
860 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
452 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
412 KB |
Output is correct |
9 |
Correct |
0 ms |
456 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
600 KB |
Output is correct |
14 |
Correct |
1 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 |
1 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
0 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 |
1 ms |
348 KB |
Output is correct |
27 |
Correct |
2 ms |
856 KB |
Output is correct |
28 |
Correct |
2 ms |
860 KB |
Output is correct |
29 |
Correct |
2 ms |
860 KB |
Output is correct |
30 |
Correct |
2 ms |
856 KB |
Output is correct |
31 |
Correct |
2 ms |
860 KB |
Output is correct |
32 |
Correct |
2 ms |
860 KB |
Output is correct |
33 |
Correct |
2 ms |
860 KB |
Output is correct |
34 |
Correct |
2 ms |
860 KB |
Output is correct |
35 |
Correct |
2 ms |
860 KB |
Output is correct |
36 |
Correct |
2 ms |
904 KB |
Output is correct |
37 |
Correct |
2 ms |
860 KB |
Output is correct |
38 |
Correct |
2 ms |
860 KB |
Output is correct |
39 |
Correct |
2 ms |
860 KB |
Output is correct |
40 |
Correct |
2 ms |
860 KB |
Output is correct |
41 |
Correct |
2 ms |
860 KB |
Output is correct |
42 |
Correct |
2 ms |
860 KB |
Output is correct |
43 |
Correct |
2 ms |
860 KB |
Output is correct |
44 |
Correct |
2 ms |
860 KB |
Output is correct |
45 |
Correct |
2 ms |
860 KB |
Output is correct |
46 |
Correct |
2 ms |
860 KB |
Output is correct |
47 |
Correct |
2 ms |
860 KB |
Output is correct |
48 |
Correct |
2 ms |
860 KB |
Output is correct |
49 |
Correct |
2 ms |
856 KB |
Output is correct |
50 |
Correct |
2 ms |
860 KB |
Output is correct |
51 |
Correct |
2 ms |
860 KB |
Output is correct |
52 |
Correct |
135 ms |
33720 KB |
Output is correct |
53 |
Correct |
135 ms |
33976 KB |
Output is correct |
54 |
Correct |
137 ms |
32952 KB |
Output is correct |
55 |
Correct |
134 ms |
33608 KB |
Output is correct |
56 |
Correct |
133 ms |
34228 KB |
Output is correct |
57 |
Correct |
136 ms |
34828 KB |
Output is correct |
58 |
Correct |
133 ms |
34220 KB |
Output is correct |
59 |
Correct |
134 ms |
34556 KB |
Output is correct |
60 |
Correct |
154 ms |
33476 KB |
Output is correct |
61 |
Correct |
136 ms |
33460 KB |
Output is correct |
62 |
Correct |
139 ms |
33976 KB |
Output is correct |
63 |
Correct |
142 ms |
34484 KB |
Output is correct |
64 |
Correct |
138 ms |
33944 KB |
Output is correct |
65 |
Correct |
136 ms |
33464 KB |
Output is correct |
66 |
Correct |
136 ms |
33540 KB |
Output is correct |
67 |
Correct |
137 ms |
33848 KB |
Output is correct |
68 |
Correct |
138 ms |
33464 KB |
Output is correct |