| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 7367 |
2014-08-03T15:08:23 Z |
tncks0121 |
경비원 (GA8_guard) |
C++ |
|
2000 ms |
20444 KB |
#include <cstdio>
using namespace std;
int gcd (int a, int b) { return b == 0 ? a : gcd(b, a%b); }
int n, a[2225], g[2225][2225], w[2225], c;
bool used[2225];
int res;
void solve (int x) {
if(x == n) {
for(int i = 0; i < c; i++) {
for(int j = i+1; j < c; j++) {
if(gcd(a[w[i]], a[w[j]]) > 1) return;
}
}
++res;
return;
}
solve(x+1);
w[c++] = x;
solve(x+1);
w[--c] = 0;
}
int main() {
scanf("%d", &n);
for(int i = 0; i < n; i++) scanf("%d", a+i);
for(int i = 0; i < n; i++) {
for(int j = i+1; j < n; j++) {
g[i][j] = g[j][i] = gcd(a[i], a[j]);
}
}
solve(0);
res -= n+1;
printf("%d\n", res);
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 2 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 3 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 4 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 5 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 6 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 7 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 8 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 9 |
Correct |
8 ms |
20444 KB |
Output is correct |
| 10 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 11 |
Correct |
172 ms |
20444 KB |
Output is correct |
| 12 |
Correct |
24 ms |
20444 KB |
Output is correct |
| 13 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 14 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 15 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 16 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 17 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 18 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 19 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 20 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 21 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 22 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 23 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 24 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 25 |
Correct |
4 ms |
20444 KB |
Output is correct |
| 26 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 27 |
Correct |
12 ms |
20444 KB |
Output is correct |
| 28 |
Correct |
36 ms |
20444 KB |
Output is correct |
| 29 |
Correct |
88 ms |
20444 KB |
Output is correct |
| 30 |
Correct |
308 ms |
20444 KB |
Output is correct |
| 31 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 32 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 33 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 34 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 35 |
Correct |
4 ms |
20444 KB |
Output is correct |
| 36 |
Correct |
168 ms |
20444 KB |
Output is correct |
| 37 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 38 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 39 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 40 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 41 |
Correct |
20 ms |
20444 KB |
Output is correct |
| 42 |
Correct |
464 ms |
20444 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 2 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 3 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 4 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 5 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 6 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 7 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 8 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 9 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 10 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 11 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 12 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 13 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 14 |
Correct |
0 ms |
20444 KB |
Output is correct |
| 15 |
Correct |
4 ms |
20444 KB |
Output is correct |
| 16 |
Correct |
12 ms |
20444 KB |
Output is correct |
| 17 |
Correct |
20 ms |
20444 KB |
Output is correct |
| 18 |
Correct |
48 ms |
20444 KB |
Output is correct |
| 19 |
Correct |
100 ms |
20444 KB |
Output is correct |
| 20 |
Correct |
204 ms |
20444 KB |
Output is correct |
| 21 |
Correct |
412 ms |
20444 KB |
Output is correct |
| 22 |
Correct |
852 ms |
20444 KB |
Output is correct |
| 23 |
Correct |
1752 ms |
20444 KB |
Output is correct |
| 24 |
Execution timed out |
2000 ms |
20440 KB |
Program timed out |
| 25 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
2000 ms |
20440 KB |
Program timed out |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
2000 ms |
20440 KB |
Program timed out |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
2000 ms |
20440 KB |
Program timed out |
| 2 |
Halted |
0 ms |
0 KB |
- |
