Submission #614562

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
614562	2022-07-31T03:57:23 Z	1bin	Strongbox (POI11_sej)	C++14	100 / 100	815 ms	4800 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	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	0 ms	212 KB	Output is correct
4	Correct	0 ms	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	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	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	1 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	332 KB	Output is correct
3	Correct	9 ms	212 KB	Output is correct
4	Correct	12 ms	460 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	1 ms	212 KB	Output is correct
4	Correct	87 ms	680 KB	Output is correct

Subtask #7
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	24 ms	348 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	97 ms	340 KB	Output is correct
4	Correct	63 ms	552 KB	Output is correct

Subtask #8
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	67 ms	340 KB	Output is correct
2	Correct	2 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	83 ms	600 KB	Output is correct

Subtask #9
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 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	92 ms	584 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	65 ms	340 KB	Output is correct
4	Correct	97 ms	580 KB	Output is correct

Subtask #11
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	96 ms	2160 KB	Output is correct
2	Correct	28 ms	2300 KB	Output is correct
3	Correct	323 ms	2232 KB	Output is correct
4	Correct	797 ms	3596 KB	Output is correct
5	Correct	215 ms	2260 KB	Output is correct

Subtask #12
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	76 ms	3992 KB	Output is correct
2	Correct	62 ms	4120 KB	Output is correct
3	Correct	137 ms	4024 KB	Output is correct
4	Correct	673 ms	3692 KB	Output is correct
5	Correct	262 ms	4040 KB	Output is correct

Subtask #13
8.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	81 ms	4472 KB	Output is correct
2	Correct	95 ms	4428 KB	Output is correct
3	Correct	337 ms	4392 KB	Output is correct
4	Correct	747 ms	4464 KB	Output is correct
5	Correct	265 ms	4616 KB	Output is correct

Subtask #14
8.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	76 ms	4456 KB	Output is correct
2	Correct	90 ms	4432 KB	Output is correct
3	Correct	479 ms	4456 KB	Output is correct
4	Correct	815 ms	4632 KB	Output is correct
5	Correct	298 ms	4800 KB	Output is correct

Submission #614562

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