#include<bits/stdc++.h>
#define f first
#define s second
#define pb push_back
#define pii pair<int,int>
#define ll long long
#define sz(x) (ll)x.size()
using namespace std;
int main(){
ios_base::sync_with_stdio(0);cin.tie(0);
int n;cin>>n;
int x[n+1],y[n+1],z[n+1];multiset<pii>xx,yy,zz;
for(int i=1;i<=n;i++)cin>>x[i]>>y[i]>>z[i],xx.insert({x[i],i}),yy.insert({y[i],i}),zz.insert({z[i],i});
while(!xx.empty()){
int a=(--xx.end())->s,b=(--yy.end())->s,c=(--zz.end())->s;
if(y[a]==y[b]){xx.erase({x[a],a}),yy.erase({y[a],a}),zz.erase({z[a],a});continue;}
else if(z[a]==z[c]){xx.erase({x[a],a}),yy.erase({y[a],a}),zz.erase({z[a],a});continue;}
else if(x[b]==x[a]){xx.erase({x[b],b}),yy.erase({y[b],b}),zz.erase({z[b],b});continue;}
else if(z[b]==z[c]){xx.erase({x[b],b}),yy.erase({y[b],b}),zz.erase({z[b],b});continue;}
else if(x[c]==x[a]){xx.erase({x[c],c}),yy.erase({y[c],c}),zz.erase({z[c],c});continue;}
else if(y[c]==y[b]){xx.erase({x[c],c}),yy.erase({y[c],c}),zz.erase({z[c],c});continue;}
else break;
}if(xx.empty())cout<<-1;
else cout<<(--xx.end())->f+(--yy.end())->f+(--zz.end())->f;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
456 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
1 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
456 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
1 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
4 ms |
1116 KB |
Output is correct |
27 |
Correct |
4 ms |
1116 KB |
Output is correct |
28 |
Correct |
4 ms |
1368 KB |
Output is correct |
29 |
Correct |
6 ms |
1112 KB |
Output is correct |
30 |
Correct |
3 ms |
860 KB |
Output is correct |
31 |
Correct |
4 ms |
856 KB |
Output is correct |
32 |
Correct |
6 ms |
1116 KB |
Output is correct |
33 |
Correct |
4 ms |
1116 KB |
Output is correct |
34 |
Correct |
3 ms |
1116 KB |
Output is correct |
35 |
Correct |
1 ms |
460 KB |
Output is correct |
36 |
Correct |
1 ms |
604 KB |
Output is correct |
37 |
Correct |
2 ms |
1052 KB |
Output is correct |
38 |
Correct |
3 ms |
1116 KB |
Output is correct |
39 |
Correct |
1 ms |
604 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
452 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
452 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
604 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
127 ms |
23996 KB |
Output is correct |
12 |
Correct |
127 ms |
16288 KB |
Output is correct |
13 |
Correct |
86 ms |
20088 KB |
Output is correct |
14 |
Correct |
184 ms |
24212 KB |
Output is correct |
15 |
Correct |
124 ms |
24144 KB |
Output is correct |
16 |
Correct |
128 ms |
24208 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
452 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
452 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
604 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
127 ms |
23996 KB |
Output is correct |
12 |
Correct |
127 ms |
16288 KB |
Output is correct |
13 |
Correct |
86 ms |
20088 KB |
Output is correct |
14 |
Correct |
184 ms |
24212 KB |
Output is correct |
15 |
Correct |
124 ms |
24144 KB |
Output is correct |
16 |
Correct |
128 ms |
24208 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
2 ms |
604 KB |
Output is correct |
22 |
Correct |
152 ms |
24252 KB |
Output is correct |
23 |
Correct |
153 ms |
23568 KB |
Output is correct |
24 |
Correct |
137 ms |
17840 KB |
Output is correct |
25 |
Correct |
236 ms |
24416 KB |
Output is correct |
26 |
Correct |
128 ms |
24144 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
452 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
452 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
604 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
127 ms |
23996 KB |
Output is correct |
12 |
Correct |
127 ms |
16288 KB |
Output is correct |
13 |
Correct |
86 ms |
20088 KB |
Output is correct |
14 |
Correct |
184 ms |
24212 KB |
Output is correct |
15 |
Correct |
124 ms |
24144 KB |
Output is correct |
16 |
Correct |
128 ms |
24208 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
2 ms |
604 KB |
Output is correct |
22 |
Correct |
152 ms |
24252 KB |
Output is correct |
23 |
Correct |
153 ms |
23568 KB |
Output is correct |
24 |
Correct |
137 ms |
17840 KB |
Output is correct |
25 |
Correct |
236 ms |
24416 KB |
Output is correct |
26 |
Correct |
128 ms |
24144 KB |
Output is correct |
27 |
Correct |
1 ms |
344 KB |
Output is correct |
28 |
Correct |
1 ms |
344 KB |
Output is correct |
29 |
Correct |
1 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
4 ms |
1116 KB |
Output is correct |
32 |
Correct |
1 ms |
604 KB |
Output is correct |
33 |
Correct |
1 ms |
348 KB |
Output is correct |
34 |
Correct |
215 ms |
23716 KB |
Output is correct |
35 |
Correct |
248 ms |
22584 KB |
Output is correct |
36 |
Correct |
279 ms |
24916 KB |
Output is correct |
37 |
Correct |
309 ms |
24660 KB |
Output is correct |
38 |
Correct |
170 ms |
24148 KB |
Output is correct |
39 |
Correct |
72 ms |
15088 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
452 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
452 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
604 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
127 ms |
23996 KB |
Output is correct |
12 |
Correct |
127 ms |
16288 KB |
Output is correct |
13 |
Correct |
86 ms |
20088 KB |
Output is correct |
14 |
Correct |
184 ms |
24212 KB |
Output is correct |
15 |
Correct |
124 ms |
24144 KB |
Output is correct |
16 |
Correct |
128 ms |
24208 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
2 ms |
604 KB |
Output is correct |
22 |
Correct |
152 ms |
24252 KB |
Output is correct |
23 |
Correct |
153 ms |
23568 KB |
Output is correct |
24 |
Correct |
137 ms |
17840 KB |
Output is correct |
25 |
Correct |
236 ms |
24416 KB |
Output is correct |
26 |
Correct |
128 ms |
24144 KB |
Output is correct |
27 |
Correct |
1 ms |
344 KB |
Output is correct |
28 |
Correct |
1 ms |
344 KB |
Output is correct |
29 |
Correct |
1 ms |
348 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
4 ms |
1116 KB |
Output is correct |
32 |
Correct |
1 ms |
604 KB |
Output is correct |
33 |
Correct |
1 ms |
348 KB |
Output is correct |
34 |
Correct |
215 ms |
23716 KB |
Output is correct |
35 |
Correct |
248 ms |
22584 KB |
Output is correct |
36 |
Correct |
279 ms |
24916 KB |
Output is correct |
37 |
Correct |
309 ms |
24660 KB |
Output is correct |
38 |
Correct |
170 ms |
24148 KB |
Output is correct |
39 |
Correct |
72 ms |
15088 KB |
Output is correct |
40 |
Correct |
3 ms |
860 KB |
Output is correct |
41 |
Correct |
3 ms |
1116 KB |
Output is correct |
42 |
Correct |
4 ms |
1116 KB |
Output is correct |
43 |
Correct |
3 ms |
1116 KB |
Output is correct |
44 |
Correct |
307 ms |
25336 KB |
Output is correct |
45 |
Correct |
342 ms |
25436 KB |
Output is correct |
46 |
Correct |
319 ms |
25172 KB |
Output is correct |
47 |
Correct |
378 ms |
25276 KB |
Output is correct |
48 |
Correct |
203 ms |
25168 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
348 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
0 ms |
348 KB |
Output is correct |
7 |
Correct |
0 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
0 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
456 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
0 ms |
348 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
348 KB |
Output is correct |
20 |
Correct |
1 ms |
348 KB |
Output is correct |
21 |
Correct |
1 ms |
348 KB |
Output is correct |
22 |
Correct |
1 ms |
348 KB |
Output is correct |
23 |
Correct |
1 ms |
348 KB |
Output is correct |
24 |
Correct |
1 ms |
348 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
4 ms |
1116 KB |
Output is correct |
27 |
Correct |
4 ms |
1116 KB |
Output is correct |
28 |
Correct |
4 ms |
1368 KB |
Output is correct |
29 |
Correct |
6 ms |
1112 KB |
Output is correct |
30 |
Correct |
3 ms |
860 KB |
Output is correct |
31 |
Correct |
4 ms |
856 KB |
Output is correct |
32 |
Correct |
6 ms |
1116 KB |
Output is correct |
33 |
Correct |
4 ms |
1116 KB |
Output is correct |
34 |
Correct |
3 ms |
1116 KB |
Output is correct |
35 |
Correct |
1 ms |
460 KB |
Output is correct |
36 |
Correct |
1 ms |
604 KB |
Output is correct |
37 |
Correct |
2 ms |
1052 KB |
Output is correct |
38 |
Correct |
3 ms |
1116 KB |
Output is correct |
39 |
Correct |
1 ms |
604 KB |
Output is correct |
40 |
Correct |
0 ms |
348 KB |
Output is correct |
41 |
Correct |
0 ms |
452 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
0 ms |
452 KB |
Output is correct |
44 |
Correct |
0 ms |
348 KB |
Output is correct |
45 |
Correct |
0 ms |
604 KB |
Output is correct |
46 |
Correct |
0 ms |
348 KB |
Output is correct |
47 |
Correct |
0 ms |
348 KB |
Output is correct |
48 |
Correct |
1 ms |
348 KB |
Output is correct |
49 |
Correct |
0 ms |
348 KB |
Output is correct |
50 |
Correct |
127 ms |
23996 KB |
Output is correct |
51 |
Correct |
127 ms |
16288 KB |
Output is correct |
52 |
Correct |
86 ms |
20088 KB |
Output is correct |
53 |
Correct |
184 ms |
24212 KB |
Output is correct |
54 |
Correct |
124 ms |
24144 KB |
Output is correct |
55 |
Correct |
128 ms |
24208 KB |
Output is correct |
56 |
Correct |
1 ms |
348 KB |
Output is correct |
57 |
Correct |
0 ms |
344 KB |
Output is correct |
58 |
Correct |
1 ms |
348 KB |
Output is correct |
59 |
Correct |
1 ms |
348 KB |
Output is correct |
60 |
Correct |
2 ms |
604 KB |
Output is correct |
61 |
Correct |
152 ms |
24252 KB |
Output is correct |
62 |
Correct |
153 ms |
23568 KB |
Output is correct |
63 |
Correct |
137 ms |
17840 KB |
Output is correct |
64 |
Correct |
236 ms |
24416 KB |
Output is correct |
65 |
Correct |
128 ms |
24144 KB |
Output is correct |
66 |
Correct |
1 ms |
344 KB |
Output is correct |
67 |
Correct |
1 ms |
344 KB |
Output is correct |
68 |
Correct |
1 ms |
348 KB |
Output is correct |
69 |
Correct |
0 ms |
348 KB |
Output is correct |
70 |
Correct |
4 ms |
1116 KB |
Output is correct |
71 |
Correct |
1 ms |
604 KB |
Output is correct |
72 |
Correct |
1 ms |
348 KB |
Output is correct |
73 |
Correct |
215 ms |
23716 KB |
Output is correct |
74 |
Correct |
248 ms |
22584 KB |
Output is correct |
75 |
Correct |
279 ms |
24916 KB |
Output is correct |
76 |
Correct |
309 ms |
24660 KB |
Output is correct |
77 |
Correct |
170 ms |
24148 KB |
Output is correct |
78 |
Correct |
72 ms |
15088 KB |
Output is correct |
79 |
Correct |
3 ms |
860 KB |
Output is correct |
80 |
Correct |
3 ms |
1116 KB |
Output is correct |
81 |
Correct |
4 ms |
1116 KB |
Output is correct |
82 |
Correct |
3 ms |
1116 KB |
Output is correct |
83 |
Correct |
307 ms |
25336 KB |
Output is correct |
84 |
Correct |
342 ms |
25436 KB |
Output is correct |
85 |
Correct |
319 ms |
25172 KB |
Output is correct |
86 |
Correct |
378 ms |
25276 KB |
Output is correct |
87 |
Correct |
203 ms |
25168 KB |
Output is correct |
88 |
Correct |
284 ms |
27128 KB |
Output is correct |
89 |
Correct |
360 ms |
27372 KB |
Output is correct |
90 |
Correct |
270 ms |
27060 KB |
Output is correct |
91 |
Correct |
302 ms |
27188 KB |
Output is correct |
92 |
Correct |
283 ms |
25684 KB |
Output is correct |
93 |
Correct |
314 ms |
26104 KB |
Output is correct |
94 |
Correct |
386 ms |
25880 KB |
Output is correct |
95 |
Correct |
209 ms |
26964 KB |
Output is correct |
96 |
Correct |
175 ms |
27244 KB |
Output is correct |
97 |
Correct |
124 ms |
27132 KB |
Output is correct |
98 |
Correct |
114 ms |
26124 KB |
Output is correct |
99 |
Correct |
125 ms |
25680 KB |
Output is correct |