Kertoma

input/code.cpp: In function 'int main()':
input/code.cpp:27:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |                 for(int j=0; j<factorial.size(); j++) {
      |                              ~^~~~~~~~~~~~~~~~~
input/code.cpp:39:37: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   39 |                 if(factorial.size() == length) {
      |                    ~~~~~~~~~~~~~~~~~^~~~~~~~~
input/code.cpp: In function 'bool check(std::vector<int>)':
input/code.cpp:53:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |         for(int i=0; i<factorial.size(); i++) {
      |                      ~^~~~~~~~~~~~~~~~~

#include<iostream>
#include<vector>
#include<unordered_map>

using namespace std;

int digits[10]; 

bool check(vector<int> factorial);
int main() {
	int length = 0;

	for (int i=0; i<10; i++) {
		int l; 
		cin >> l;

		digits[i] = l;
		length += l;
	}	

	vector<int> factorial;
	factorial.push_back(1);

	int i = 2;
	int carry = 0;
	while(true) {
		for(int j=0; j<factorial.size(); j++) {
			int val = factorial[j] * i;
			factorial[j] = (val+carry) % 10;
			carry = (val+carry) / 10;
		}

		while (carry > 0) {
			factorial.push_back(carry % 10);
			carry /= 10;
		}


		if(factorial.size() == length) {
			if (check(factorial)) {
				cout << i << endl;
				break;
			}
		}

		i++; 
	}
}

bool check(vector<int> factorial) {
	unordered_map<int, int> count = {}; 

	for(int i=0; i<factorial.size(); i++) {
		int d = factorial[i];
		count[d]++;
	}

	for(int i=0; i<10; i++) {
		if(digits[i] != count[i]) return false;
	}

	return true;
}

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: ACCEPTED

Test 9

Group: 2, 3

Verdict: ACCEPTED

Test 10

Group: 2, 3

Verdict: ACCEPTED

Test 11

Group: 3

Verdict: ACCEPTED

Test 12

Group: 3

Verdict: ACCEPTED

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 14

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 15

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 16

Group: 3

Verdict: TIME LIMIT EXCEEDED