#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
bool mk[5 * int(1e6) + 10];
int main() {
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#ifdef _LOCAL
freopen("in", "r", stdin);
freopen("out", "w", stdout);
#endif // _LOCAL
int n, m;
cin >> n >> m;
mk[n] = 1;
for (int i = 0; i < m; ++i) {
int x;
cin >> x;
for (int j = x; j <= n; j += x)
mk[j] = 1;
}
int ans = 0;
for (int i = 1; i < n; ++i)
ans += (mk[i] && mk[i + 1]);
cout << ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
11 ms |
4352 KB |
Output is correct |
4 |
Correct |
24 ms |
5120 KB |
Output is correct |
5 |
Runtime error |
5 ms |
512 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
6 |
Runtime error |
5 ms |
512 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
7 |
Runtime error |
5 ms |
512 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
8 |
Runtime error |
5 ms |
512 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
9 |
Runtime error |
5 ms |
512 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |
10 |
Runtime error |
5 ms |
512 KB |
Execution killed with signal 11 (could be triggered by violating memory limits) |