#include <bits/stdc++.h>
using namespace std;
#define int long long
#define sp << ' ' <<
#define nl << '\n'
signed main(){
cin.tie(0)->sync_with_stdio(0);
int n, ans = 0; cin >> n;
vector<int> a(n+1), b(n+1), c(n+1), d(n+1);
for(int i=1; i<=n; ++i){
cin >> c[i] >> b[i] >> a[i];
ans = max(ans, b[i]);
a[i] += a[i-1];
b[i] += b[i-1];
}
for(int i=0; i<n; ++i) a[i] -= c[i+1];
for(int i=0; i<=n; ++i) d[i] = a[i];
for(int i=1; i<=n; ++i) d[i] = min(d[i], d[i-1]);
for(int i=1; i<=n; ++i){
int sub = (i < n ? c[i+1] : 0LL);
int low = 0, high = i;
while(low<high){
int mid = (low+high)/2;
if(d[mid] <= a[i] + sub - c[i]) high = mid;
else low = mid+1;
}
ans = max(ans, b[i] - b[low]);
}
cout << ans;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
384 KB |
Output is correct |
| 14 |
Correct |
2 ms |
492 KB |
Output is correct |
| 15 |
Correct |
2 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
364 KB |
Output is correct |
| 18 |
Correct |
2 ms |
364 KB |
Output is correct |
| 19 |
Correct |
2 ms |
364 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
2 ms |
364 KB |
Output is correct |
| 22 |
Correct |
2 ms |
364 KB |
Output is correct |
| 23 |
Correct |
4 ms |
492 KB |
Output is correct |
| 24 |
Correct |
3 ms |
492 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
384 KB |
Output is correct |
| 14 |
Correct |
2 ms |
492 KB |
Output is correct |
| 15 |
Correct |
2 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
364 KB |
Output is correct |
| 18 |
Correct |
2 ms |
364 KB |
Output is correct |
| 19 |
Correct |
2 ms |
364 KB |
Output is correct |
| 20 |
Correct |
1 ms |
364 KB |
Output is correct |
| 21 |
Correct |
2 ms |
364 KB |
Output is correct |
| 22 |
Correct |
2 ms |
364 KB |
Output is correct |
| 23 |
Correct |
4 ms |
492 KB |
Output is correct |
| 24 |
Correct |
3 ms |
492 KB |
Output is correct |
| 25 |
Correct |
2 ms |
492 KB |
Output is correct |
| 26 |
Correct |
4 ms |
620 KB |
Output is correct |
| 27 |
Correct |
4 ms |
620 KB |
Output is correct |
| 28 |
Correct |
17 ms |
2048 KB |
Output is correct |
| 29 |
Correct |
19 ms |
1900 KB |
Output is correct |
| 30 |
Correct |
38 ms |
3436 KB |
Output is correct |
| 31 |
Correct |
31 ms |
3436 KB |
Output is correct |
| 32 |
Correct |
32 ms |
3436 KB |
Output is correct |
| 33 |
Correct |
31 ms |
3436 KB |
Output is correct |
| 34 |
Correct |
34 ms |
3436 KB |
Output is correct |
| 35 |
Correct |
35 ms |
3436 KB |
Output is correct |
| 36 |
Correct |
36 ms |
3436 KB |
Output is correct |
