//by szh
#include<bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define pii pair<int,int>
#define pll pair<long long,long long>
#define pb push_back
#define debug(x) cerr<<#x<<"="<<x<<endl
#define pq priority_queue
#define inf 0x3f
#define rep(i,a,b) for (int i=a;i<(b);i++)
#define MP make_pair
#define SZ(x) (int(x.size()))
#define ll long long
#define mod 1000000007
#define ALL(x) x.begin(),x.end()
void inc(int &a,int b) {a=(a+b)%mod;}
void dec(int &a,int b) {a=(a-b+mod)%mod;}
int lowbit(int x) {return x&(-x);}
ll p0w(ll base,ll p) {ll ret=1;while(p>0){if (p%2ll==1ll) ret=ret*base%mod;base=base*base%mod;p/=2ll;}return ret;}
const int maxn = 5e5+10;
int n;
pll a[maxn];
ll sum[maxn];
int main() {
// freopen("input.txt","r",stdin);
std::ios::sync_with_stdio(false);cin.tie(0);
cin>>n;
rep(i,1,n+1) cin>>a[i].fi>>a[i].se;
sort(a+1,a+n+1);
ll mn = 1e17;
ll ans = 0;
rep(i,1,n+1) {
sum[i] = sum[i-1]+a[i].se;
mn = min(mn,sum[i-1]-a[i].fi);
ans = max(ans,sum[i]-a[i].fi-mn);
}
cout<<ans;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
324 KB |
Output is correct |
4 |
Correct |
1 ms |
324 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
324 KB |
Output is correct |
4 |
Correct |
1 ms |
324 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
332 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 |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
324 KB |
Output is correct |
4 |
Correct |
1 ms |
324 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
332 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 |
340 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 |
468 KB |
Output is correct |
28 |
Correct |
2 ms |
584 KB |
Output is correct |
29 |
Correct |
3 ms |
468 KB |
Output is correct |
30 |
Correct |
3 ms |
468 KB |
Output is correct |
31 |
Correct |
3 ms |
468 KB |
Output is correct |
32 |
Correct |
3 ms |
468 KB |
Output is correct |
33 |
Correct |
4 ms |
468 KB |
Output is correct |
34 |
Correct |
2 ms |
536 KB |
Output is correct |
35 |
Correct |
2 ms |
468 KB |
Output is correct |
36 |
Correct |
2 ms |
468 KB |
Output is correct |
37 |
Correct |
3 ms |
468 KB |
Output is correct |
38 |
Correct |
2 ms |
584 KB |
Output is correct |
39 |
Correct |
3 ms |
544 KB |
Output is correct |
40 |
Correct |
3 ms |
468 KB |
Output is correct |
41 |
Correct |
3 ms |
464 KB |
Output is correct |
42 |
Correct |
3 ms |
580 KB |
Output is correct |
43 |
Correct |
3 ms |
464 KB |
Output is correct |
44 |
Correct |
3 ms |
544 KB |
Output is correct |
45 |
Correct |
2 ms |
584 KB |
Output is correct |
46 |
Correct |
3 ms |
468 KB |
Output is correct |
47 |
Correct |
3 ms |
468 KB |
Output is correct |
48 |
Correct |
3 ms |
536 KB |
Output is correct |
49 |
Correct |
2 ms |
584 KB |
Output is correct |
50 |
Correct |
2 ms |
468 KB |
Output is correct |
51 |
Correct |
2 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 |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
324 KB |
Output is correct |
4 |
Correct |
1 ms |
324 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
328 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
332 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 |
340 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 |
468 KB |
Output is correct |
28 |
Correct |
2 ms |
584 KB |
Output is correct |
29 |
Correct |
3 ms |
468 KB |
Output is correct |
30 |
Correct |
3 ms |
468 KB |
Output is correct |
31 |
Correct |
3 ms |
468 KB |
Output is correct |
32 |
Correct |
3 ms |
468 KB |
Output is correct |
33 |
Correct |
4 ms |
468 KB |
Output is correct |
34 |
Correct |
2 ms |
536 KB |
Output is correct |
35 |
Correct |
2 ms |
468 KB |
Output is correct |
36 |
Correct |
2 ms |
468 KB |
Output is correct |
37 |
Correct |
3 ms |
468 KB |
Output is correct |
38 |
Correct |
2 ms |
584 KB |
Output is correct |
39 |
Correct |
3 ms |
544 KB |
Output is correct |
40 |
Correct |
3 ms |
468 KB |
Output is correct |
41 |
Correct |
3 ms |
464 KB |
Output is correct |
42 |
Correct |
3 ms |
580 KB |
Output is correct |
43 |
Correct |
3 ms |
464 KB |
Output is correct |
44 |
Correct |
3 ms |
544 KB |
Output is correct |
45 |
Correct |
2 ms |
584 KB |
Output is correct |
46 |
Correct |
3 ms |
468 KB |
Output is correct |
47 |
Correct |
3 ms |
468 KB |
Output is correct |
48 |
Correct |
3 ms |
536 KB |
Output is correct |
49 |
Correct |
2 ms |
584 KB |
Output is correct |
50 |
Correct |
2 ms |
468 KB |
Output is correct |
51 |
Correct |
2 ms |
468 KB |
Output is correct |
52 |
Correct |
186 ms |
24692 KB |
Output is correct |
53 |
Correct |
204 ms |
24624 KB |
Output is correct |
54 |
Correct |
199 ms |
24644 KB |
Output is correct |
55 |
Correct |
190 ms |
24636 KB |
Output is correct |
56 |
Correct |
187 ms |
24572 KB |
Output is correct |
57 |
Correct |
181 ms |
24624 KB |
Output is correct |
58 |
Correct |
203 ms |
24628 KB |
Output is correct |
59 |
Correct |
210 ms |
24620 KB |
Output is correct |
60 |
Correct |
182 ms |
24628 KB |
Output is correct |
61 |
Correct |
181 ms |
24492 KB |
Output is correct |
62 |
Correct |
185 ms |
24704 KB |
Output is correct |
63 |
Correct |
186 ms |
24564 KB |
Output is correct |
64 |
Correct |
203 ms |
24604 KB |
Output is correct |
65 |
Correct |
185 ms |
24680 KB |
Output is correct |
66 |
Correct |
205 ms |
24692 KB |
Output is correct |
67 |
Correct |
188 ms |
24692 KB |
Output is correct |
68 |
Correct |
185 ms |
24648 KB |
Output is correct |