# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
991398 |
2024-06-02T08:39:38 Z |
Andrey |
Portal (BOI24_portal) |
C++14 |
|
2000 ms |
1048576 KB |
#include<bits/stdc++.h>
using namespace std;
long long gcd(long long a, long long b) {
if(b < 0) {
b = abs(b);
}
if(a < 0) {
a = abs(a);
}
if(b == 0) {
return a;
}
return gcd(b,a%b);
}
long long lcm(long long a, long long b) {
a = abs(a);
b = abs(b);
return (a/gcd(a,b))*b;
}
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
long long n,a,b,ans = 0,x = 0;
cin >> n;
vector<pair<long long,long long>> haha(n);
for(long long i = 0; i < n; i++) {
cin >> a >> b;
haha[i] = {a,b};
}
vector<pair<long long,long long>> yay(0);
for(long long i = 0; i < n; i++) {
for(long long j = i+1; j < n; j++) {
yay.push_back({haha[i].first-haha[j].first,haha[i].second-haha[j].second});
}
}
for(long long i = 0; i < yay.size(); i++) {
x = gcd(x,yay[i].second);
for(long long j = i+1; j < yay.size(); j++) {
if(yay[i].second == 0) {
ans = gcd(ans,yay[i].first);
}
else if(yay[j].second == 0) {
ans = gcd(ans,yay[j].first);
}
else {
long long a = yay[i].first,b = -yay[i].second,c = yay[j].first,d = -yay[j].second;
ans = gcd(ans,a*(lcm(b,d)/b)-c*(lcm(b,d)/d));
}
}
}
if(ans*x == 0) {
cout << -1;
}
else {
cout << abs(ans*x);
}
return 0;
}
Compilation message
Main.cpp: In function 'int main()':
Main.cpp:41:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
41 | for(long long i = 0; i < yay.size(); i++) {
| ~~^~~~~~~~~~~~
Main.cpp:43:34: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
43 | for(long long j = i+1; j < yay.size(); j++) {
| ~~^~~~~~~~~~~~
# |
Verdict |
Execution time |
Memory |
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 |
0 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 |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 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 |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
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 |
0 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 |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 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 |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
600 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
464 KB |
Output is correct |
27 |
Correct |
0 ms |
344 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
344 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
456 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
348 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Runtime error |
432 ms |
1048576 KB |
Execution killed with signal 9 |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
316 ms |
604 KB |
Output is correct |
5 |
Correct |
418 ms |
640 KB |
Output is correct |
6 |
Correct |
317 ms |
852 KB |
Output is correct |
7 |
Correct |
431 ms |
604 KB |
Output is correct |
8 |
Correct |
319 ms |
604 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
0 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 |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
331 ms |
604 KB |
Output is correct |
17 |
Correct |
333 ms |
640 KB |
Output is correct |
18 |
Correct |
394 ms |
600 KB |
Output is correct |
19 |
Correct |
438 ms |
648 KB |
Output is correct |
20 |
Correct |
408 ms |
600 KB |
Output is correct |
21 |
Correct |
293 ms |
640 KB |
Output is correct |
22 |
Correct |
370 ms |
640 KB |
Output is correct |
23 |
Correct |
153 ms |
600 KB |
Output is correct |
24 |
Correct |
160 ms |
348 KB |
Output is correct |
25 |
Correct |
160 ms |
348 KB |
Output is correct |
26 |
Correct |
168 ms |
556 KB |
Output is correct |
27 |
Correct |
155 ms |
452 KB |
Output is correct |
28 |
Correct |
161 ms |
548 KB |
Output is correct |
29 |
Correct |
161 ms |
544 KB |
Output is correct |
30 |
Correct |
161 ms |
348 KB |
Output is correct |
31 |
Correct |
163 ms |
344 KB |
Output is correct |
32 |
Correct |
166 ms |
348 KB |
Output is correct |
33 |
Correct |
115 ms |
348 KB |
Output is correct |
34 |
Correct |
122 ms |
344 KB |
Output is correct |
35 |
Correct |
116 ms |
548 KB |
Output is correct |
36 |
Correct |
125 ms |
344 KB |
Output is correct |
37 |
Correct |
123 ms |
540 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
0 ms |
348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
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 |
0 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 |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 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 |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
600 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
464 KB |
Output is correct |
27 |
Correct |
0 ms |
344 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
344 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
456 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
348 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
0 ms |
344 KB |
Output is correct |
41 |
Correct |
0 ms |
344 KB |
Output is correct |
42 |
Correct |
0 ms |
348 KB |
Output is correct |
43 |
Correct |
316 ms |
604 KB |
Output is correct |
44 |
Correct |
418 ms |
640 KB |
Output is correct |
45 |
Correct |
317 ms |
852 KB |
Output is correct |
46 |
Correct |
431 ms |
604 KB |
Output is correct |
47 |
Correct |
319 ms |
604 KB |
Output is correct |
48 |
Correct |
1 ms |
348 KB |
Output is correct |
49 |
Correct |
0 ms |
348 KB |
Output is correct |
50 |
Correct |
0 ms |
344 KB |
Output is correct |
51 |
Correct |
0 ms |
348 KB |
Output is correct |
52 |
Correct |
0 ms |
348 KB |
Output is correct |
53 |
Correct |
0 ms |
348 KB |
Output is correct |
54 |
Correct |
0 ms |
348 KB |
Output is correct |
55 |
Correct |
331 ms |
604 KB |
Output is correct |
56 |
Correct |
333 ms |
640 KB |
Output is correct |
57 |
Correct |
394 ms |
600 KB |
Output is correct |
58 |
Correct |
438 ms |
648 KB |
Output is correct |
59 |
Correct |
408 ms |
600 KB |
Output is correct |
60 |
Correct |
293 ms |
640 KB |
Output is correct |
61 |
Correct |
370 ms |
640 KB |
Output is correct |
62 |
Correct |
153 ms |
600 KB |
Output is correct |
63 |
Correct |
160 ms |
348 KB |
Output is correct |
64 |
Correct |
160 ms |
348 KB |
Output is correct |
65 |
Correct |
168 ms |
556 KB |
Output is correct |
66 |
Correct |
155 ms |
452 KB |
Output is correct |
67 |
Correct |
161 ms |
548 KB |
Output is correct |
68 |
Correct |
161 ms |
544 KB |
Output is correct |
69 |
Correct |
161 ms |
348 KB |
Output is correct |
70 |
Correct |
163 ms |
344 KB |
Output is correct |
71 |
Correct |
166 ms |
348 KB |
Output is correct |
72 |
Correct |
115 ms |
348 KB |
Output is correct |
73 |
Correct |
122 ms |
344 KB |
Output is correct |
74 |
Correct |
116 ms |
548 KB |
Output is correct |
75 |
Correct |
125 ms |
344 KB |
Output is correct |
76 |
Correct |
123 ms |
540 KB |
Output is correct |
77 |
Correct |
0 ms |
348 KB |
Output is correct |
78 |
Correct |
0 ms |
348 KB |
Output is correct |
79 |
Correct |
0 ms |
348 KB |
Output is correct |
80 |
Execution timed out |
2027 ms |
35008 KB |
Time limit exceeded |
81 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
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 |
0 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 |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
348 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 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 |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
348 KB |
Output is correct |
19 |
Correct |
0 ms |
348 KB |
Output is correct |
20 |
Correct |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
348 KB |
Output is correct |
22 |
Correct |
0 ms |
348 KB |
Output is correct |
23 |
Correct |
0 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
600 KB |
Output is correct |
25 |
Correct |
0 ms |
348 KB |
Output is correct |
26 |
Correct |
0 ms |
464 KB |
Output is correct |
27 |
Correct |
0 ms |
344 KB |
Output is correct |
28 |
Correct |
0 ms |
348 KB |
Output is correct |
29 |
Correct |
0 ms |
344 KB |
Output is correct |
30 |
Correct |
0 ms |
348 KB |
Output is correct |
31 |
Correct |
0 ms |
348 KB |
Output is correct |
32 |
Correct |
0 ms |
348 KB |
Output is correct |
33 |
Correct |
0 ms |
348 KB |
Output is correct |
34 |
Correct |
0 ms |
456 KB |
Output is correct |
35 |
Correct |
0 ms |
348 KB |
Output is correct |
36 |
Correct |
0 ms |
348 KB |
Output is correct |
37 |
Correct |
0 ms |
348 KB |
Output is correct |
38 |
Correct |
0 ms |
348 KB |
Output is correct |
39 |
Correct |
0 ms |
348 KB |
Output is correct |
40 |
Correct |
0 ms |
348 KB |
Output is correct |
41 |
Runtime error |
432 ms |
1048576 KB |
Execution killed with signal 9 |
42 |
Halted |
0 ms |
0 KB |
- |