Submission

Score: 0

User: C12

Problemset: ทางเชื่อม

Language: cpp

Time: 0.003 second

Submitted On: 2026-01-07 18:09:48

#include <bits/stdc++.h>
using namespace std;

#define f first
#define s second
#define pii pair<ll,ll>
#define puii pair<ull,ull>
#define piii pair<ll,pii>
#define tiiii tuple<ll,ll,ll,ll>
#define ll long long
#define ull unsigned long long
#define mp make_pair
#define mt make_tuple
 
#define mpiiii(a,b,c) make_pair(a,make_pair(b,c));
// ll mod = 1000000007;
ll m;
string t,neww;
ll num;

const ll n = 1 * 1000;

int8_t p[n] = {0};
ll cnt = 0;

int pos[6];
int checkpos[9];

set<ll>st;

void recursive(int i){
    if(i == m){
        neww = "";
        for(int j = 0;j < m;j++){
            neww += ' ';
            neww[j] = t[pos[j]];
        }
        num = stoi(neww);
        // cout << num << '\n';
        if(p[num] == 0 && st.count(num) == 0){
            cnt++;
            st.insert(num);
        }
    }
    for(int j = 0;j < m;j++){
        if(checkpos[j]) continue;
        checkpos[j] = 1;
        pos[i] = j;
        recursive(i+1);
        checkpos[j] = 0;
    }
}

void solve(){
    cin >> t;

    st.clear();
    
    cnt = 0;
    recursive(0);
    cout << cnt << '\n';

    return;
}
int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    // cout << "start";

    for(ll i = 2;i*i < n;i++){
        if(p[i] == 1) continue;
        for(ll j = i;i*j < n;j++){
            // cout << (i*j) << '\n';
            p[i*j] = 1;
        }
    }

    // cout << "finish\n";

    ll q;
 
    cin >> q >> m;

    while(q--)
        solve(); 

    return 0;
}
/*
5
3
013
113
302
312
313
*/