QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #233892 | #7639. Forbidden Set | nicksms | AC ✓ | 7ms | 4476kb | C++17 | 984b | 2023-11-01 05:05:00 | 2023-11-01 05:05:01 |
Judging History
answer
/**
* Author: Nicholas Winschel
* Created: 10.31.2023 16:55:31
**/
#include <bits/stdc++.h>
using namespace std;
using ll=long long;
using db=long double;
template<class T> using V=vector<T>;
using vi = V<int>;
using vl = V<ll>;
using pi = pair<int,int>;
#define f first
#define s second
#define sz(x) (int)((x).size())
#define each(a,b) for (auto &a : b)
const int MAXN = 1e6;
bool sieve[MAXN];
int main() {
cin.tie(0)->sync_with_stdio(0); // initialize fast I/O
for (int i = 2; i < MAXN; i++)
if (!sieve[i])
for (int j = 2*i; j < MAXN; j+=i)
sieve[j]=1;
int n; cin >> n;
V<bool> ok(10, true);
while (n--) {
int c; cin >> c;
ok[c]=0;
}
int ans = -1;
for (int i = MAXN-1; i >= 2; --i)
if (!sieve[i]) {
string s = to_string(i);
bool cc = true;
for (char c : s) if (!ok[c-'0']) cc = false;
if (cc) ans = i;
}
cout << ans << "\n";
return 0;
}
这程序好像有点Bug，我给组数据试试？
Details
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Test #1:
score: 100
Accepted
time: 7ms
memory: 4388kb
input:
7 0 1 2 4 6 8 9
output:
3
result:
ok 1 number(s): "3"
Test #2:
score: 0
Accepted
time: 7ms
memory: 4420kb
input:
9 0 1 2 3 5 6 7 8 9
output:
-1
result:
ok 1 number(s): "-1"
Test #3:
score: 0
Accepted
time: 3ms
memory: 4364kb
input:
9 0 2 3 4 5 6 7 8 9
output:
11
result:
ok 1 number(s): "11"
Test #4:
score: 0
Accepted
time: 3ms
memory: 4468kb
input:
9 0 1 3 4 5 6 7 8 9
output:
2
result:
ok 1 number(s): "2"
Test #5:
score: 0
Accepted
time: 6ms
memory: 4320kb
input:
9 0 1 2 4 5 6 7 8 9
output:
3
result:
ok 1 number(s): "3"
Test #6:
score: 0
Accepted
time: 7ms
memory: 4376kb
input:
9 0 1 2 3 4 6 7 8 9
output:
5
result:
ok 1 number(s): "5"
Test #7:
score: 0
Accepted
time: 6ms
memory: 4376kb
input:
9 0 1 2 3 4 5 7 8 9
output:
-1
result:
ok 1 number(s): "-1"
Test #8:
score: 0
Accepted
time: 7ms
memory: 4364kb
input:
9 0 1 2 3 4 5 6 8 9
output:
7
result:
ok 1 number(s): "7"
Test #9:
score: 0
Accepted
time: 7ms
memory: 4384kb
input:
9 0 1 2 3 4 5 6 7 9
output:
-1
result:
ok 1 number(s): "-1"
Test #10:
score: 0
Accepted
time: 7ms
memory: 4412kb
input:
9 0 1 2 3 4 5 6 7 8
output:
-1
result:
ok 1 number(s): "-1"
Test #11:
score: 0
Accepted
time: 7ms
memory: 4464kb
input:
4 1 3 7 9
output:
2
result:
ok 1 number(s): "2"
Test #12:
score: 0
Accepted
time: 7ms
memory: 4372kb
input:
7 1 2 3 4 5 7 8
output:
-1
result:
ok 1 number(s): "-1"
Test #13:
score: 0
Accepted
time: 3ms
memory: 4352kb
input:
8 0 1 2 3 4 5 7 8
output:
-1
result:
ok 1 number(s): "-1"
Test #14:
score: 0
Accepted
time: 7ms
memory: 4424kb
input:
8 1 2 3 4 5 6 7 8
output:
-1
result:
ok 1 number(s): "-1"
Test #15:
score: 0
Accepted
time: 7ms
memory: 4380kb
input:
5 1 2 3 5 7
output:
89
result:
ok 1 number(s): "89"
Test #16:
score: 0
Accepted
time: 3ms
memory: 4444kb
input:
6 1 2 3 5 7 8
output:
409
result:
ok 1 number(s): "409"
Test #17:
score: 0
Accepted
time: 3ms
memory: 4468kb
input:
8 0 1 2 3 5 6 7 8
output:
449
result:
ok 1 number(s): "449"
Test #18:
score: 0
Accepted
time: 7ms
memory: 4472kb
input:
5 2 3 5 7 9
output:
11
result:
ok 1 number(s): "11"
Test #19:
score: 0
Accepted
time: 7ms
memory: 4428kb
input:
6 1 2 4 5 7 8
output:
3
result:
ok 1 number(s): "3"
Test #20:
score: 0
Accepted
time: 7ms
memory: 4476kb
input:
8 0 1 2 4 5 7 8 9
output:
3
result:
ok 1 number(s): "3"
Test #21:
score: 0
Accepted
time: 6ms
memory: 4416kb
input:
8 0 1 3 5 6 7 8 9
output:
2
result:
ok 1 number(s): "2"
Test #22:
score: 0
Accepted
time: 7ms
memory: 4348kb
input:
8 0 2 3 5 6 7 8 9
output:
11
result:
ok 1 number(s): "11"
Test #23:
score: 0
Accepted
time: 7ms
memory: 4412kb
input:
8 0 2 4 5 6 7 8 9
output:
3
result:
ok 1 number(s): "3"
Test #24:
score: 0
Accepted
time: 7ms
memory: 4416kb
input:
7 0 2 3 5 6 7 8
output:
11
result:
ok 1 number(s): "11"
Test #25:
score: 0
Accepted
time: 7ms
memory: 4384kb
input:
8 2 3 4 5 6 7 8 9
output:
11
result:
ok 1 number(s): "11"
Test #26:
score: 0
Accepted
time: 7ms
memory: 4368kb
input:
8 0 1 2 5 6 7 8 9
output:
3
result:
ok 1 number(s): "3"
Test #27:
score: 0
Accepted
time: 3ms
memory: 4440kb
input:
1 2
output:
3
result:
ok 1 number(s): "3"
Test #28:
score: 0
Accepted
time: 7ms
memory: 4408kb
input:
10 0 1 2 3 4 5 6 7 8 9
output:
-1
result:
ok 1 number(s): "-1"
Test #29:
score: 0
Accepted
time: 7ms
memory: 4412kb
input:
7 0 2 3 5 6 8 9
output:
7
result:
ok 1 number(s): "7"
Test #30:
score: 0
Accepted
time: 7ms
memory: 4364kb
input:
8 1 2 3 4 5 6 7 9
output:
-1
result:
ok 1 number(s): "-1"
Test #31:
score: 0
Accepted
time: 7ms
memory: 4356kb
input:
4 0 2 6 7
output:
3
result:
ok 1 number(s): "3"
Test #32:
score: 0
Accepted
time: 7ms
memory: 4384kb
input:
5 2 3 4 6 8
output:
5
result:
ok 1 number(s): "5"
Test #33:
score: 0
Accepted
time: 3ms
memory: 4324kb
input:
6 0 2 3 4 5 8
output:
7
result:
ok 1 number(s): "7"
Test #34:
score: 0
Accepted
time: 7ms
memory: 4424kb
input:
3 1 5 7
output:
2
result:
ok 1 number(s): "2"
Test #35:
score: 0
Accepted
time: 3ms
memory: 4316kb
input:
3 1 4 9
output:
2
result:
ok 1 number(s): "2"
Test #36:
score: 0
Accepted
time: 7ms
memory: 4416kb
input:
6 2 3 4 6 7 9
output:
5
result:
ok 1 number(s): "5"
Test #37:
score: 0
Accepted
time: 7ms
memory: 4416kb
input:
7 1 2 3 4 5 6 8
output:
7
result:
ok 1 number(s): "7"
Test #38:
score: 0
Accepted
time: 7ms
memory: 4412kb
input:
6 0 1 3 5 8 9
output:
2
result:
ok 1 number(s): "2"
Test #39:
score: 0
Accepted
time: 7ms
memory: 4348kb
input:
3 1 3 4
output:
2
result:
ok 1 number(s): "2"
Test #40:
score: 0
Accepted
time: 7ms
memory: 4424kb
input:
4 1 5 6 9
output:
2
result:
ok 1 number(s): "2"
Test #41:
score: 0
Accepted
time: 7ms
memory: 4356kb
input:
7 0 2 3 5 6 7 9
output:
11
result:
ok 1 number(s): "11"
Test #42:
score: 0
Accepted
time: 7ms
memory: 4380kb
input:
4 0 3 7 9
output:
2
result:
ok 1 number(s): "2"
Extra Test:
score: 0
Extra Test Passed