#include <bits/stdc++.h>
#define ll long long
#define f(i, a, b) for(ll i = a; i <= b; ++i)
#define ff(i, a, b) for(ll i = a; i < b; ++i)
#define F(i, a, b) for(ll i = a; i >= b; --i)
#define FF(i, a, b) for(ll i = a; i > b; --i)
#define x first
#define y second
#define X real()
#define Y imag()
using namespace std;
typedef complex<ll> P;
typedef pair<ll, ll> ii;
typedef tuple<ll, ll, ll> iii;
const int N = 5e5+7;
ll n, ans = 0, b[N], f[N], rmq[N][19];
ii a[N];
ll get_min(ll post){
ll loga;
if(post > 1) loga = log2(post-1);
else loga = 0;
return min(rmq[0][loga], rmq[post-(1<<loga)][loga]);
}
signed main(){
ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
cin >> n;
f(i,1,n){
cin >> a[i].x >> a[i].y;
}
sort(a+1, a+1+n);
rmq[0][0] = -a[1].x;
f[0] = 0;
f(i,1,n){
f[i] = f[i-1] + a[i].y;
b[i] = f[i]-a[i].x;
if(i != n){
rmq[i][0] = f[i]-a[i+1].x;
}
}
f(j,1,18){
ff(i,0,n){
if(i + (1<<j) - 1 < n){
rmq[i][j] = min(rmq[i][j-1], rmq[i+(1<<(j-1))][j-1]);
}
}
}
f(i,1,n){
ans = max(ans, b[i]-get_min(i));
}
cout << ans;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
380 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
380 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
376 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
504 KB |
Output is correct |
| 16 |
Correct |
2 ms |
504 KB |
Output is correct |
| 17 |
Correct |
2 ms |
376 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
508 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
508 KB |
Output is correct |
| 23 |
Correct |
2 ms |
504 KB |
Output is correct |
| 24 |
Correct |
2 ms |
504 KB |
Output is correct |
| 25 |
Correct |
2 ms |
504 KB |
Output is correct |
| 26 |
Correct |
2 ms |
504 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
380 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
376 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
504 KB |
Output is correct |
| 16 |
Correct |
2 ms |
504 KB |
Output is correct |
| 17 |
Correct |
2 ms |
376 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
508 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
508 KB |
Output is correct |
| 23 |
Correct |
2 ms |
504 KB |
Output is correct |
| 24 |
Correct |
2 ms |
504 KB |
Output is correct |
| 25 |
Correct |
2 ms |
504 KB |
Output is correct |
| 26 |
Correct |
2 ms |
504 KB |
Output is correct |
| 27 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 28 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 29 |
Correct |
5 ms |
1276 KB |
Output is correct |
| 30 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 31 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 32 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 33 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 34 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 35 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 36 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 37 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 38 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 39 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 40 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 41 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 42 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 43 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 44 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 45 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 46 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 47 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 48 |
Correct |
5 ms |
1268 KB |
Output is correct |
| 49 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 50 |
Correct |
5 ms |
1276 KB |
Output is correct |
| 51 |
Correct |
5 ms |
1272 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
380 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
2 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
376 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
2 ms |
504 KB |
Output is correct |
| 16 |
Correct |
2 ms |
504 KB |
Output is correct |
| 17 |
Correct |
2 ms |
376 KB |
Output is correct |
| 18 |
Correct |
2 ms |
376 KB |
Output is correct |
| 19 |
Correct |
2 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
508 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
508 KB |
Output is correct |
| 23 |
Correct |
2 ms |
504 KB |
Output is correct |
| 24 |
Correct |
2 ms |
504 KB |
Output is correct |
| 25 |
Correct |
2 ms |
504 KB |
Output is correct |
| 26 |
Correct |
2 ms |
504 KB |
Output is correct |
| 27 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 28 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 29 |
Correct |
5 ms |
1276 KB |
Output is correct |
| 30 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 31 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 32 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 33 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 34 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 35 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 36 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 37 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 38 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 39 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 40 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 41 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 42 |
Correct |
6 ms |
1272 KB |
Output is correct |
| 43 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 44 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 45 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 46 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 47 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 48 |
Correct |
5 ms |
1268 KB |
Output is correct |
| 49 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 50 |
Correct |
5 ms |
1276 KB |
Output is correct |
| 51 |
Correct |
5 ms |
1272 KB |
Output is correct |
| 52 |
Correct |
475 ms |
90560 KB |
Output is correct |
| 53 |
Correct |
480 ms |
90352 KB |
Output is correct |
| 54 |
Correct |
480 ms |
90424 KB |
Output is correct |
| 55 |
Correct |
484 ms |
90560 KB |
Output is correct |
| 56 |
Correct |
474 ms |
90396 KB |
Output is correct |
| 57 |
Correct |
484 ms |
90464 KB |
Output is correct |
| 58 |
Correct |
476 ms |
90460 KB |
Output is correct |
| 59 |
Correct |
463 ms |
90360 KB |
Output is correct |
| 60 |
Correct |
467 ms |
90468 KB |
Output is correct |
| 61 |
Correct |
462 ms |
90488 KB |
Output is correct |
| 62 |
Correct |
468 ms |
90424 KB |
Output is correct |
| 63 |
Correct |
465 ms |
90416 KB |
Output is correct |
| 64 |
Correct |
468 ms |
90344 KB |
Output is correct |
| 65 |
Correct |
469 ms |
90560 KB |
Output is correct |
| 66 |
Correct |
485 ms |
90464 KB |
Output is correct |
| 67 |
Correct |
467 ms |
90404 KB |
Output is correct |
| 68 |
Correct |
467 ms |
90360 KB |
Output is correct |
