#include <bits/stdc++.h>
using namespace std;
int main()
{
cin.tie(nullptr)->sync_with_stdio(0);
int n;
cin >> n;
vector<int> x(n + 1), y(n + 1), z(n + 1);
for(int i = 1; i <= n; i++) {
cin >> x[i] >> y[i] >> z[i];
}
vector<int> px(n + 1), py(n + 1), pz(n + 1);
for(int i = 1; i <= n; i++) {
px[i] = i;
py[i] = i;
pz[i] = i;
}
sort(px.begin() + 1, px.end(), [&](int i, int j) {
return x[i] < x[j];
});
sort(py.begin() + 1, py.end(), [&](int i, int j) {
return y[i] < y[j];
});
sort(pz.begin() + 1, pz.end(), [&](int i, int j) {
return z[i] < z[j];
});
vector<bool> used(n + 1);
int tx = n, ty = n, tz = n;
while(tx != 0 && ty != 0 && tz != 0) {
int mx = x[px[tx]], my = y[py[ty]], mz = z[pz[tz]];
int cntx = 1 + (y[px[tx]] == my) + (z[px[tx]] == mz);
int cnty = 1 + (z[py[ty]] == mz) + (x[py[ty]] == mx);
int cntz = 1 + (x[pz[tz]] == mx) + (y[pz[tz]] == my);
if(cntx >= 2) {
used[px[tx]] = true;
tx--;
}
else if(cnty >= 2) {
used[py[ty]] = true;
ty--;
}
else if(cntz >= 2) {
used[pz[tz]] = true;
tz--;
}
else {
cout << mx + my + mz << '\n';
exit(0);
}
while(tx != 0 && used[px[tx]])
tx--;
while(ty != 0 && used[py[ty]])
ty--;
while(tz != 0 && used[pz[tz]])
tz--;
}
cout << "-1\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
328 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
324 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
328 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
324 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
3 ms |
468 KB |
Output is correct |
27 |
Correct |
3 ms |
596 KB |
Output is correct |
28 |
Correct |
3 ms |
468 KB |
Output is correct |
29 |
Correct |
3 ms |
460 KB |
Output is correct |
30 |
Correct |
2 ms |
332 KB |
Output is correct |
31 |
Correct |
2 ms |
340 KB |
Output is correct |
32 |
Correct |
2 ms |
340 KB |
Output is correct |
33 |
Correct |
3 ms |
512 KB |
Output is correct |
34 |
Correct |
3 ms |
468 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
1 ms |
340 KB |
Output is correct |
37 |
Correct |
2 ms |
468 KB |
Output is correct |
38 |
Correct |
3 ms |
468 KB |
Output is correct |
39 |
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 |
0 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
324 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
324 KB |
Output is correct |
11 |
Correct |
36 ms |
4636 KB |
Output is correct |
12 |
Correct |
27 ms |
3264 KB |
Output is correct |
13 |
Correct |
36 ms |
3920 KB |
Output is correct |
14 |
Correct |
36 ms |
4684 KB |
Output is correct |
15 |
Correct |
32 ms |
4676 KB |
Output is correct |
16 |
Correct |
30 ms |
4632 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
324 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
324 KB |
Output is correct |
11 |
Correct |
36 ms |
4636 KB |
Output is correct |
12 |
Correct |
27 ms |
3264 KB |
Output is correct |
13 |
Correct |
36 ms |
3920 KB |
Output is correct |
14 |
Correct |
36 ms |
4684 KB |
Output is correct |
15 |
Correct |
32 ms |
4676 KB |
Output is correct |
16 |
Correct |
30 ms |
4632 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
316 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
50 ms |
4896 KB |
Output is correct |
23 |
Correct |
54 ms |
4576 KB |
Output is correct |
24 |
Correct |
30 ms |
3668 KB |
Output is correct |
25 |
Correct |
43 ms |
4888 KB |
Output is correct |
26 |
Correct |
35 ms |
4732 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
324 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
324 KB |
Output is correct |
11 |
Correct |
36 ms |
4636 KB |
Output is correct |
12 |
Correct |
27 ms |
3264 KB |
Output is correct |
13 |
Correct |
36 ms |
3920 KB |
Output is correct |
14 |
Correct |
36 ms |
4684 KB |
Output is correct |
15 |
Correct |
32 ms |
4676 KB |
Output is correct |
16 |
Correct |
30 ms |
4632 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
316 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
50 ms |
4896 KB |
Output is correct |
23 |
Correct |
54 ms |
4576 KB |
Output is correct |
24 |
Correct |
30 ms |
3668 KB |
Output is correct |
25 |
Correct |
43 ms |
4888 KB |
Output is correct |
26 |
Correct |
35 ms |
4732 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
324 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
1 ms |
212 KB |
Output is correct |
31 |
Correct |
3 ms |
340 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
2 ms |
340 KB |
Output is correct |
34 |
Correct |
62 ms |
5184 KB |
Output is correct |
35 |
Correct |
50 ms |
4848 KB |
Output is correct |
36 |
Correct |
57 ms |
5388 KB |
Output is correct |
37 |
Correct |
56 ms |
5396 KB |
Output is correct |
38 |
Correct |
44 ms |
5240 KB |
Output is correct |
39 |
Correct |
33 ms |
3408 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
0 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
324 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
324 KB |
Output is correct |
11 |
Correct |
36 ms |
4636 KB |
Output is correct |
12 |
Correct |
27 ms |
3264 KB |
Output is correct |
13 |
Correct |
36 ms |
3920 KB |
Output is correct |
14 |
Correct |
36 ms |
4684 KB |
Output is correct |
15 |
Correct |
32 ms |
4676 KB |
Output is correct |
16 |
Correct |
30 ms |
4632 KB |
Output is correct |
17 |
Correct |
1 ms |
212 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
316 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
50 ms |
4896 KB |
Output is correct |
23 |
Correct |
54 ms |
4576 KB |
Output is correct |
24 |
Correct |
30 ms |
3668 KB |
Output is correct |
25 |
Correct |
43 ms |
4888 KB |
Output is correct |
26 |
Correct |
35 ms |
4732 KB |
Output is correct |
27 |
Correct |
1 ms |
212 KB |
Output is correct |
28 |
Correct |
1 ms |
324 KB |
Output is correct |
29 |
Correct |
1 ms |
212 KB |
Output is correct |
30 |
Correct |
1 ms |
212 KB |
Output is correct |
31 |
Correct |
3 ms |
340 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
2 ms |
340 KB |
Output is correct |
34 |
Correct |
62 ms |
5184 KB |
Output is correct |
35 |
Correct |
50 ms |
4848 KB |
Output is correct |
36 |
Correct |
57 ms |
5388 KB |
Output is correct |
37 |
Correct |
56 ms |
5396 KB |
Output is correct |
38 |
Correct |
44 ms |
5240 KB |
Output is correct |
39 |
Correct |
33 ms |
3408 KB |
Output is correct |
40 |
Correct |
3 ms |
388 KB |
Output is correct |
41 |
Correct |
2 ms |
340 KB |
Output is correct |
42 |
Correct |
2 ms |
468 KB |
Output is correct |
43 |
Correct |
3 ms |
420 KB |
Output is correct |
44 |
Correct |
64 ms |
5924 KB |
Output is correct |
45 |
Correct |
77 ms |
5968 KB |
Output is correct |
46 |
Correct |
69 ms |
5916 KB |
Output is correct |
47 |
Correct |
73 ms |
5916 KB |
Output is correct |
48 |
Correct |
46 ms |
5856 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
0 ms |
212 KB |
Output is correct |
10 |
Correct |
0 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
328 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
212 KB |
Output is correct |
22 |
Correct |
1 ms |
212 KB |
Output is correct |
23 |
Correct |
1 ms |
324 KB |
Output is correct |
24 |
Correct |
1 ms |
212 KB |
Output is correct |
25 |
Correct |
1 ms |
212 KB |
Output is correct |
26 |
Correct |
3 ms |
468 KB |
Output is correct |
27 |
Correct |
3 ms |
596 KB |
Output is correct |
28 |
Correct |
3 ms |
468 KB |
Output is correct |
29 |
Correct |
3 ms |
460 KB |
Output is correct |
30 |
Correct |
2 ms |
332 KB |
Output is correct |
31 |
Correct |
2 ms |
340 KB |
Output is correct |
32 |
Correct |
2 ms |
340 KB |
Output is correct |
33 |
Correct |
3 ms |
512 KB |
Output is correct |
34 |
Correct |
3 ms |
468 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
1 ms |
340 KB |
Output is correct |
37 |
Correct |
2 ms |
468 KB |
Output is correct |
38 |
Correct |
3 ms |
468 KB |
Output is correct |
39 |
Correct |
1 ms |
340 KB |
Output is correct |
40 |
Correct |
1 ms |
212 KB |
Output is correct |
41 |
Correct |
0 ms |
320 KB |
Output is correct |
42 |
Correct |
1 ms |
212 KB |
Output is correct |
43 |
Correct |
1 ms |
212 KB |
Output is correct |
44 |
Correct |
1 ms |
324 KB |
Output is correct |
45 |
Correct |
1 ms |
212 KB |
Output is correct |
46 |
Correct |
1 ms |
212 KB |
Output is correct |
47 |
Correct |
1 ms |
212 KB |
Output is correct |
48 |
Correct |
0 ms |
212 KB |
Output is correct |
49 |
Correct |
1 ms |
324 KB |
Output is correct |
50 |
Correct |
36 ms |
4636 KB |
Output is correct |
51 |
Correct |
27 ms |
3264 KB |
Output is correct |
52 |
Correct |
36 ms |
3920 KB |
Output is correct |
53 |
Correct |
36 ms |
4684 KB |
Output is correct |
54 |
Correct |
32 ms |
4676 KB |
Output is correct |
55 |
Correct |
30 ms |
4632 KB |
Output is correct |
56 |
Correct |
1 ms |
212 KB |
Output is correct |
57 |
Correct |
1 ms |
212 KB |
Output is correct |
58 |
Correct |
0 ms |
316 KB |
Output is correct |
59 |
Correct |
1 ms |
212 KB |
Output is correct |
60 |
Correct |
1 ms |
340 KB |
Output is correct |
61 |
Correct |
50 ms |
4896 KB |
Output is correct |
62 |
Correct |
54 ms |
4576 KB |
Output is correct |
63 |
Correct |
30 ms |
3668 KB |
Output is correct |
64 |
Correct |
43 ms |
4888 KB |
Output is correct |
65 |
Correct |
35 ms |
4732 KB |
Output is correct |
66 |
Correct |
1 ms |
212 KB |
Output is correct |
67 |
Correct |
1 ms |
324 KB |
Output is correct |
68 |
Correct |
1 ms |
212 KB |
Output is correct |
69 |
Correct |
1 ms |
212 KB |
Output is correct |
70 |
Correct |
3 ms |
340 KB |
Output is correct |
71 |
Correct |
1 ms |
340 KB |
Output is correct |
72 |
Correct |
2 ms |
340 KB |
Output is correct |
73 |
Correct |
62 ms |
5184 KB |
Output is correct |
74 |
Correct |
50 ms |
4848 KB |
Output is correct |
75 |
Correct |
57 ms |
5388 KB |
Output is correct |
76 |
Correct |
56 ms |
5396 KB |
Output is correct |
77 |
Correct |
44 ms |
5240 KB |
Output is correct |
78 |
Correct |
33 ms |
3408 KB |
Output is correct |
79 |
Correct |
3 ms |
388 KB |
Output is correct |
80 |
Correct |
2 ms |
340 KB |
Output is correct |
81 |
Correct |
2 ms |
468 KB |
Output is correct |
82 |
Correct |
3 ms |
420 KB |
Output is correct |
83 |
Correct |
64 ms |
5924 KB |
Output is correct |
84 |
Correct |
77 ms |
5968 KB |
Output is correct |
85 |
Correct |
69 ms |
5916 KB |
Output is correct |
86 |
Correct |
73 ms |
5916 KB |
Output is correct |
87 |
Correct |
46 ms |
5856 KB |
Output is correct |
88 |
Correct |
99 ms |
7696 KB |
Output is correct |
89 |
Correct |
113 ms |
7756 KB |
Output is correct |
90 |
Correct |
92 ms |
7756 KB |
Output is correct |
91 |
Correct |
109 ms |
7720 KB |
Output is correct |
92 |
Correct |
81 ms |
6300 KB |
Output is correct |
93 |
Correct |
110 ms |
6604 KB |
Output is correct |
94 |
Correct |
115 ms |
6472 KB |
Output is correct |
95 |
Correct |
90 ms |
7568 KB |
Output is correct |
96 |
Correct |
107 ms |
7700 KB |
Output is correct |
97 |
Correct |
62 ms |
7772 KB |
Output is correct |
98 |
Correct |
51 ms |
6292 KB |
Output is correct |
99 |
Correct |
116 ms |
6284 KB |
Output is correct |