#include <bits/stdc++.h>
using namespace std;
#define f first
#define s second
#define int long long
const int N = 2e5 + 69;
const int A = 4010;
const int inf = 1e9;
int n, a[N], b[N], c[N], d[A][A];
int gmx[A][A], gmn[A][A], mn[A][A];
signed main() {
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int tt = 1;
//cin >> tt;
while (tt--) {
cin >> n;
for (int i = 1;i <= n;i++)
cin >> a[i] >> b[i] >> c[i];
for (int i = 0;i < A;i++) {
for (int j = 0;j < A;j++) {
gmn[i][j] = inf;
gmx[i][j] = -inf;
d[i][j] = -inf;
mn[i][j] = inf;
}
}
for (int i = 1;i <= n;i++) {
gmx[a[i]][b[i]] = max(c[i], gmx[a[i]][b[i]]);
gmn[a[i]][b[i]] = min(c[i], gmn[a[i]][b[i]]);
}
for (int i = 1;i < A;i++) {
for (int j = 1;j < A;j++) {
d[i][j] = max({d[i][j - 1], d[i - 1][j], gmx[i][j]});
mn[i][j] = min(mn[i][j - 1], gmn[i][j]);
}
}
int ans = -1;
for (int i = 1;i <= n;i++) {
for (int j = a[i] + 1;j < A;j++) {
if (mn[j][b[i] - 1] < d[j - 1][b[i] - 1] && d[j - 1][b[i] - 1] > c[i]) {
ans = max(ans, b[i] + j + d[j - 1][b[i] - 1]);
}
}
}
cout << ans << '\n';
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
222 ms |
507464 KB |
Output is correct |
2 |
Correct |
137 ms |
507216 KB |
Output is correct |
3 |
Correct |
137 ms |
507220 KB |
Output is correct |
4 |
Correct |
137 ms |
507308 KB |
Output is correct |
5 |
Correct |
137 ms |
507216 KB |
Output is correct |
6 |
Correct |
135 ms |
507392 KB |
Output is correct |
7 |
Correct |
136 ms |
507452 KB |
Output is correct |
8 |
Correct |
147 ms |
507376 KB |
Output is correct |
9 |
Correct |
136 ms |
507220 KB |
Output is correct |
10 |
Correct |
142 ms |
507220 KB |
Output is correct |
11 |
Correct |
138 ms |
507268 KB |
Output is correct |
12 |
Correct |
137 ms |
507396 KB |
Output is correct |
13 |
Correct |
135 ms |
507352 KB |
Output is correct |
14 |
Runtime error |
550 ms |
1028424 KB |
Execution killed with signal 11 |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
222 ms |
507464 KB |
Output is correct |
2 |
Correct |
137 ms |
507216 KB |
Output is correct |
3 |
Correct |
137 ms |
507220 KB |
Output is correct |
4 |
Correct |
137 ms |
507308 KB |
Output is correct |
5 |
Correct |
137 ms |
507216 KB |
Output is correct |
6 |
Correct |
135 ms |
507392 KB |
Output is correct |
7 |
Correct |
136 ms |
507452 KB |
Output is correct |
8 |
Correct |
147 ms |
507376 KB |
Output is correct |
9 |
Correct |
136 ms |
507220 KB |
Output is correct |
10 |
Correct |
142 ms |
507220 KB |
Output is correct |
11 |
Correct |
138 ms |
507268 KB |
Output is correct |
12 |
Correct |
137 ms |
507396 KB |
Output is correct |
13 |
Correct |
135 ms |
507352 KB |
Output is correct |
14 |
Runtime error |
550 ms |
1028424 KB |
Execution killed with signal 11 |
15 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
143 ms |
507440 KB |
Output is correct |
2 |
Correct |
139 ms |
507216 KB |
Output is correct |
3 |
Correct |
136 ms |
507216 KB |
Output is correct |
4 |
Correct |
140 ms |
507452 KB |
Output is correct |
5 |
Correct |
137 ms |
507332 KB |
Output is correct |
6 |
Correct |
135 ms |
507332 KB |
Output is correct |
7 |
Correct |
138 ms |
507728 KB |
Output is correct |
8 |
Correct |
139 ms |
507220 KB |
Output is correct |
9 |
Correct |
137 ms |
507216 KB |
Output is correct |
10 |
Correct |
135 ms |
507216 KB |
Output is correct |
11 |
Execution timed out |
2051 ms |
508256 KB |
Time limit exceeded |
12 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
143 ms |
507440 KB |
Output is correct |
2 |
Correct |
139 ms |
507216 KB |
Output is correct |
3 |
Correct |
136 ms |
507216 KB |
Output is correct |
4 |
Correct |
140 ms |
507452 KB |
Output is correct |
5 |
Correct |
137 ms |
507332 KB |
Output is correct |
6 |
Correct |
135 ms |
507332 KB |
Output is correct |
7 |
Correct |
138 ms |
507728 KB |
Output is correct |
8 |
Correct |
139 ms |
507220 KB |
Output is correct |
9 |
Correct |
137 ms |
507216 KB |
Output is correct |
10 |
Correct |
135 ms |
507216 KB |
Output is correct |
11 |
Execution timed out |
2051 ms |
508256 KB |
Time limit exceeded |
12 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
143 ms |
507440 KB |
Output is correct |
2 |
Correct |
139 ms |
507216 KB |
Output is correct |
3 |
Correct |
136 ms |
507216 KB |
Output is correct |
4 |
Correct |
140 ms |
507452 KB |
Output is correct |
5 |
Correct |
137 ms |
507332 KB |
Output is correct |
6 |
Correct |
135 ms |
507332 KB |
Output is correct |
7 |
Correct |
138 ms |
507728 KB |
Output is correct |
8 |
Correct |
139 ms |
507220 KB |
Output is correct |
9 |
Correct |
137 ms |
507216 KB |
Output is correct |
10 |
Correct |
135 ms |
507216 KB |
Output is correct |
11 |
Execution timed out |
2051 ms |
508256 KB |
Time limit exceeded |
12 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
143 ms |
507440 KB |
Output is correct |
2 |
Correct |
139 ms |
507216 KB |
Output is correct |
3 |
Correct |
136 ms |
507216 KB |
Output is correct |
4 |
Correct |
140 ms |
507452 KB |
Output is correct |
5 |
Correct |
137 ms |
507332 KB |
Output is correct |
6 |
Correct |
135 ms |
507332 KB |
Output is correct |
7 |
Correct |
138 ms |
507728 KB |
Output is correct |
8 |
Correct |
139 ms |
507220 KB |
Output is correct |
9 |
Correct |
137 ms |
507216 KB |
Output is correct |
10 |
Correct |
135 ms |
507216 KB |
Output is correct |
11 |
Execution timed out |
2051 ms |
508256 KB |
Time limit exceeded |
12 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
222 ms |
507464 KB |
Output is correct |
2 |
Correct |
137 ms |
507216 KB |
Output is correct |
3 |
Correct |
137 ms |
507220 KB |
Output is correct |
4 |
Correct |
137 ms |
507308 KB |
Output is correct |
5 |
Correct |
137 ms |
507216 KB |
Output is correct |
6 |
Correct |
135 ms |
507392 KB |
Output is correct |
7 |
Correct |
136 ms |
507452 KB |
Output is correct |
8 |
Correct |
147 ms |
507376 KB |
Output is correct |
9 |
Correct |
136 ms |
507220 KB |
Output is correct |
10 |
Correct |
142 ms |
507220 KB |
Output is correct |
11 |
Correct |
138 ms |
507268 KB |
Output is correct |
12 |
Correct |
137 ms |
507396 KB |
Output is correct |
13 |
Correct |
135 ms |
507352 KB |
Output is correct |
14 |
Runtime error |
550 ms |
1028424 KB |
Execution killed with signal 11 |
15 |
Halted |
0 ms |
0 KB |
- |