Kertoma

#include <iostream>
#include <vector>
#include <sstream>
#include <list>
#include <algorithm>
typedef long long ll;
 
#define M 1000000007
#define N (1 << 18)
 
using namespace std;

int vastaus = 0;


vector<int> split(const string & str, char delimiter) {     
    vector<int> tokens;     
    string token;     
    istringstream tokenStream(str);     
    while (getline(tokenStream, token, delimiter)) {      
        tokens.push_back(stoi(token));     
    }     
    return tokens;  
}

ll factorial(int n)
{
    ll f = 1;
    for (int i=1; i<=n; ++i)
        f *= i;
    return f;
}

int main() {
    
    string inputString;
    vector<int> tNumerot = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
    vector<int> Numerot = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
    getline(cin, inputString);
    vector<int> iNumerot = split(inputString, ' ');



    

    for (int x = 2; x < 200; x++) {
        /*ll väli = factorial(x);
        stringstream ss;
        ss << väli;
        string väliString = ss.str();
        cout << väliString << "\n";*/
        int num = x;
        vector<int> res;
        res.push_back(1);
        int carry=0;
        tNumerot = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
        for(long i=2;i<=num;i++){
            for(unsigned long int j=0;j<res.size();j++){
                int tmp=res[j]*i;
                res[j]=(tmp+carry)%10 ;
                carry=(tmp+carry)/10;

            }
            while(carry!=0){
                res.push_back(carry%10);
                carry=carry/10;
            }

        }
        for(int i=res.size()-1;i>=0;i--) {
            /*cout << res[i];*/
            for (int k = 0; k < 10; k++) {
                if (Numerot[k] == res[i]) {
                    tNumerot[k] += 1;
                }
            }
        }
        /*
        cout << "\n";
        for (int i: tNumerot){
            std::cout << i << ' ';
        }
        cout << "\n";
        */

        if (tNumerot == iNumerot) {
            vastaus = x;
            break;
        }
        
        
        
    }

    
    cout << vastaus << "\n";

}

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

Test 7

Group: 2, 3

Verdict: ACCEPTED

Test 8

Group: 2, 3

Verdict: WRONG ANSWER

Test 9

Group: 2, 3

Verdict: WRONG ANSWER

Test 10

Group: 2, 3

Verdict: WRONG ANSWER

Test 11

Group: 3

Verdict: WRONG ANSWER

Test 12

Group: 3

Verdict: WRONG ANSWER

Test 13

Group: 3

Verdict: WRONG ANSWER

Test 14

Group: 3

Verdict: WRONG ANSWER

Test 15

Group: 3

Verdict: WRONG ANSWER

Test 16

Group: 3

Verdict: WRONG ANSWER