Submission #614536

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
614536	2022-07-31T03:46:19 Z	1bin	Strongbox (POI11_sej)	C++14	100 / 100	834 ms	7272 KB

#include <bits/stdc++.h>

using namespace std;

#define all(v) v.begin(), v.end()
typedef long long ll;
const int NMAX = 3e5 + 5;
ll n, x, k, m[NMAX];
vector<ll> d, v;

ll gcd(ll a, ll b){
    if(!b) return a;
    return gcd(b,  a % b);
}

int chk(ll x){
    for(ll y : v)
        if(y % x == 0) return 0;
    return 1;
}

int main(void){
    ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    
    cin >> n >> k;
    for(int i = 0; i < k; i++) cin >> m[i], m[i] = gcd(m[i], n);
    for(int i = 0; i < k - 1; i++) v.emplace_back(m[i]);
    sort(all(v)); v.erase(unique(all(v)), v.end());
    
    x = m[k - 1];
    for(ll i = 1; i * i <= x; i++)
        if(x % i == 0){
            d.emplace_back(i);
            d.emplace_back(x / i);
        }
    sort(all(d));
    for(ll x : d) if(chk(x)) {
        cout << n / x; break;
    }
    return 0;
}

Subtask #1
7.0 / 7.0

#	Verdict	Memory	Grader output
1	Correct	212 KB	Output is correct
2	Correct	212 KB	Output is correct
3	Correct	212 KB	Output is correct
4	Correct	212 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Memory	Grader output
1	Correct	212 KB	Output is correct
2	Correct	212 KB	Output is correct
3	Correct	212 KB	Output is correct

Subtask #3
7.0 / 7.0

#	Verdict	Memory	Grader output
1	Correct	212 KB	Output is correct
2	Correct	212 KB	Output is correct
3	Correct	340 KB	Output is correct

Subtask #4
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	2 ms	340 KB	Output is correct

Subtask #5
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	9 ms	320 KB	Output is correct
4	Correct	12 ms	340 KB	Output is correct

Subtask #6
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	3 ms	340 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	73 ms	572 KB	Output is correct

Subtask #7
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	21 ms	348 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	88 ms	340 KB	Output is correct
4	Correct	62 ms	556 KB	Output is correct

Subtask #8
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	66 ms	340 KB	Output is correct
2	Correct	2 ms	276 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	83 ms	564 KB	Output is correct

Subtask #9
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	89 ms	592 KB	Output is correct

Subtask #10
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	3 ms	340 KB	Output is correct
3	Correct	61 ms	340 KB	Output is correct
4	Correct	95 ms	688 KB	Output is correct

Subtask #11
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	94 ms	2176 KB	Output is correct
2	Correct	28 ms	2252 KB	Output is correct
3	Correct	328 ms	2260 KB	Output is correct
4	Correct	834 ms	5200 KB	Output is correct
5	Correct	229 ms	3360 KB	Output is correct

Subtask #12
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	74 ms	3988 KB	Output is correct
2	Correct	67 ms	4040 KB	Output is correct
3	Correct	159 ms	4040 KB	Output is correct
4	Correct	705 ms	5356 KB	Output is correct
5	Correct	288 ms	6036 KB	Output is correct

Subtask #13
8.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	85 ms	4380 KB	Output is correct
2	Correct	101 ms	4404 KB	Output is correct
3	Correct	376 ms	4332 KB	Output is correct
4	Correct	828 ms	7148 KB	Output is correct
5	Correct	300 ms	7216 KB	Output is correct

Subtask #14
8.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	86 ms	4424 KB	Output is correct
2	Correct	119 ms	4432 KB	Output is correct
3	Correct	517 ms	4380 KB	Output is correct
4	Correct	827 ms	7272 KB	Output is correct
5	Correct	304 ms	7200 KB	Output is correct

Submission #614536

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