/* Author : Mychecksdead */
#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
#define MOD (1000000000+7)
#define MOD1 (998244353)
#define PI 3.1415926535
#define pb push_back
#define all(x) x.begin(), x.end()
const int N = 1e6+100, M = 1e5+10, K = 20;
int n;
pair<ll, ll> a[N];
ll pref[N], dp[N];
void solve(){
cin >> n;
for(int i = 1; i <= n; ++i) cin >> a[i].first >> a[i].second;
sort(a + 1, a + n + 1);
pref[0] = dp[0] = 0;
for(int i = 1; i <= n; ++i){
pref[i] = pref[i - 1] + a[i].second - (i == n ? 0 : a[i + 1].first - a[i].first);
dp[i] = min(pref[i], dp[i - 1]);
}
ll ans = 0;
for(int i = 1; i <= n; ++i){
ans = max(ans, pref[i] + (i == n ? 0 : a[i + 1].first - a[i].first) - dp[i - 1]);
}
cout << ans;
}
int main(){
cin.tie(0); ios::sync_with_stdio(0);
int T = 1, aa;
// cin >> T;aa=T;
while(T--){
// cout << "Case #" << aa-T << ": ";
solve();
cout << '\n';
}
return 0;
}
Compilation message
art.cpp: In function 'int main()':
art.cpp:34:14: warning: unused variable 'aa' [-Wunused-variable]
34 | int T = 1, aa;
| ^~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
328 KB |
Output is correct |
| 4 |
Correct |
1 ms |
324 KB |
Output is correct |
| 5 |
Correct |
1 ms |
328 KB |
Output is correct |
| 6 |
Correct |
1 ms |
324 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
328 KB |
Output is correct |
| 11 |
Correct |
1 ms |
328 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
328 KB |
Output is correct |
| 4 |
Correct |
1 ms |
324 KB |
Output is correct |
| 5 |
Correct |
1 ms |
328 KB |
Output is correct |
| 6 |
Correct |
1 ms |
324 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
328 KB |
Output is correct |
| 11 |
Correct |
1 ms |
328 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
340 KB |
Output is correct |
| 15 |
Correct |
1 ms |
340 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
1 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
340 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
1 ms |
340 KB |
Output is correct |
| 22 |
Correct |
1 ms |
340 KB |
Output is correct |
| 23 |
Correct |
1 ms |
340 KB |
Output is correct |
| 24 |
Correct |
1 ms |
332 KB |
Output is correct |
| 25 |
Correct |
1 ms |
340 KB |
Output is correct |
| 26 |
Correct |
1 ms |
340 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
328 KB |
Output is correct |
| 4 |
Correct |
1 ms |
324 KB |
Output is correct |
| 5 |
Correct |
1 ms |
328 KB |
Output is correct |
| 6 |
Correct |
1 ms |
324 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
328 KB |
Output is correct |
| 11 |
Correct |
1 ms |
328 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
340 KB |
Output is correct |
| 15 |
Correct |
1 ms |
340 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
1 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
340 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
1 ms |
340 KB |
Output is correct |
| 22 |
Correct |
1 ms |
340 KB |
Output is correct |
| 23 |
Correct |
1 ms |
340 KB |
Output is correct |
| 24 |
Correct |
1 ms |
332 KB |
Output is correct |
| 25 |
Correct |
1 ms |
340 KB |
Output is correct |
| 26 |
Correct |
1 ms |
340 KB |
Output is correct |
| 27 |
Correct |
3 ms |
592 KB |
Output is correct |
| 28 |
Correct |
3 ms |
596 KB |
Output is correct |
| 29 |
Correct |
2 ms |
596 KB |
Output is correct |
| 30 |
Correct |
2 ms |
596 KB |
Output is correct |
| 31 |
Correct |
2 ms |
616 KB |
Output is correct |
| 32 |
Correct |
2 ms |
596 KB |
Output is correct |
| 33 |
Correct |
3 ms |
576 KB |
Output is correct |
| 34 |
Correct |
2 ms |
596 KB |
Output is correct |
| 35 |
Correct |
2 ms |
596 KB |
Output is correct |
| 36 |
Correct |
2 ms |
596 KB |
Output is correct |
| 37 |
Correct |
2 ms |
576 KB |
Output is correct |
| 38 |
Correct |
2 ms |
596 KB |
Output is correct |
| 39 |
Correct |
2 ms |
576 KB |
Output is correct |
| 40 |
Correct |
3 ms |
596 KB |
Output is correct |
| 41 |
Correct |
3 ms |
596 KB |
Output is correct |
| 42 |
Correct |
3 ms |
620 KB |
Output is correct |
| 43 |
Correct |
2 ms |
592 KB |
Output is correct |
| 44 |
Correct |
2 ms |
596 KB |
Output is correct |
| 45 |
Correct |
2 ms |
596 KB |
Output is correct |
| 46 |
Correct |
2 ms |
596 KB |
Output is correct |
| 47 |
Correct |
4 ms |
596 KB |
Output is correct |
| 48 |
Correct |
3 ms |
596 KB |
Output is correct |
| 49 |
Correct |
3 ms |
592 KB |
Output is correct |
| 50 |
Correct |
3 ms |
596 KB |
Output is correct |
| 51 |
Correct |
3 ms |
596 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
340 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
1 ms |
328 KB |
Output is correct |
| 4 |
Correct |
1 ms |
324 KB |
Output is correct |
| 5 |
Correct |
1 ms |
328 KB |
Output is correct |
| 6 |
Correct |
1 ms |
324 KB |
Output is correct |
| 7 |
Correct |
0 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
340 KB |
Output is correct |
| 10 |
Correct |
1 ms |
328 KB |
Output is correct |
| 11 |
Correct |
1 ms |
328 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
340 KB |
Output is correct |
| 15 |
Correct |
1 ms |
340 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
1 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
340 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
1 ms |
340 KB |
Output is correct |
| 22 |
Correct |
1 ms |
340 KB |
Output is correct |
| 23 |
Correct |
1 ms |
340 KB |
Output is correct |
| 24 |
Correct |
1 ms |
332 KB |
Output is correct |
| 25 |
Correct |
1 ms |
340 KB |
Output is correct |
| 26 |
Correct |
1 ms |
340 KB |
Output is correct |
| 27 |
Correct |
3 ms |
592 KB |
Output is correct |
| 28 |
Correct |
3 ms |
596 KB |
Output is correct |
| 29 |
Correct |
2 ms |
596 KB |
Output is correct |
| 30 |
Correct |
2 ms |
596 KB |
Output is correct |
| 31 |
Correct |
2 ms |
616 KB |
Output is correct |
| 32 |
Correct |
2 ms |
596 KB |
Output is correct |
| 33 |
Correct |
3 ms |
576 KB |
Output is correct |
| 34 |
Correct |
2 ms |
596 KB |
Output is correct |
| 35 |
Correct |
2 ms |
596 KB |
Output is correct |
| 36 |
Correct |
2 ms |
596 KB |
Output is correct |
| 37 |
Correct |
2 ms |
576 KB |
Output is correct |
| 38 |
Correct |
2 ms |
596 KB |
Output is correct |
| 39 |
Correct |
2 ms |
576 KB |
Output is correct |
| 40 |
Correct |
3 ms |
596 KB |
Output is correct |
| 41 |
Correct |
3 ms |
596 KB |
Output is correct |
| 42 |
Correct |
3 ms |
620 KB |
Output is correct |
| 43 |
Correct |
2 ms |
592 KB |
Output is correct |
| 44 |
Correct |
2 ms |
596 KB |
Output is correct |
| 45 |
Correct |
2 ms |
596 KB |
Output is correct |
| 46 |
Correct |
2 ms |
596 KB |
Output is correct |
| 47 |
Correct |
4 ms |
596 KB |
Output is correct |
| 48 |
Correct |
3 ms |
596 KB |
Output is correct |
| 49 |
Correct |
3 ms |
592 KB |
Output is correct |
| 50 |
Correct |
3 ms |
596 KB |
Output is correct |
| 51 |
Correct |
3 ms |
596 KB |
Output is correct |
| 52 |
Correct |
203 ms |
24036 KB |
Output is correct |
| 53 |
Correct |
182 ms |
28628 KB |
Output is correct |
| 54 |
Correct |
167 ms |
28608 KB |
Output is correct |
| 55 |
Correct |
171 ms |
28648 KB |
Output is correct |
| 56 |
Correct |
184 ms |
28756 KB |
Output is correct |
| 57 |
Correct |
165 ms |
28624 KB |
Output is correct |
| 58 |
Correct |
178 ms |
28600 KB |
Output is correct |
| 59 |
Correct |
183 ms |
28616 KB |
Output is correct |
| 60 |
Correct |
177 ms |
28624 KB |
Output is correct |
| 61 |
Correct |
169 ms |
28440 KB |
Output is correct |
| 62 |
Correct |
174 ms |
28588 KB |
Output is correct |
| 63 |
Correct |
167 ms |
28624 KB |
Output is correct |
| 64 |
Correct |
167 ms |
28628 KB |
Output is correct |
| 65 |
Correct |
175 ms |
28556 KB |
Output is correct |
| 66 |
Correct |
167 ms |
28592 KB |
Output is correct |
| 67 |
Correct |
172 ms |
28540 KB |
Output is correct |
| 68 |
Correct |
178 ms |
28616 KB |
Output is correct |
