2021-luvut

input/code.cpp: In function 'bool isNumber(std::__cxx11::string)':
input/code.cpp:20:10: warning: unused variable 'des' [-Wunused-variable]
     char des[] = {2,0,2,1};
          ^~~
input/code.cpp: In function 'long long int smallestNumber(long long int)':
input/code.cpp:81:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^

#include <iostream>
#include <iomanip>
#include <sstream>
#include <string>
#include <sstream>
#include <vector>
#include <string>
#include <algorithm>
#include <bits/stdc++.h> 
#define lint long long int
 
using namespace std;

bool isNumber(string s)
{
    int n = s.length(); 
    char chars[n + 1]; 
    strcpy(chars, s.c_str()); 
    
    char des[] = {2,0,2,1};
    bool correct = true;
    int order = 0;
    
    if(n < 4) {
    	return false;
	}
    
    for(int i = 0; i < n+1; i++)
    {
    	switch(chars[i])
    	{
    		case '2':
    			if(order == 0 || order == 2) {
    				order++;
				}
				else
				{
					correct = false;
				}
    			break;
    		case '0':
    			if(order == 1) {
    				order++;
				}
				else
				{
					correct = false;
				}
    			break;
    		case '1':
    			if(order == 3) {
    				order++;
				}
				else
				{
					correct = false;
				}
    			break;
		}
	}
    return correct;
}

lint smallestNumber(lint n)
{
	int i = 0;
	int x = 0;
	while(i < n)
	{
		x++;
		string k;
		stringstream ss;
		ss<<x;
		ss>>k;
		if(isNumber(k))
		{
			cout << x << endl;
			i++;
		}
	}
}

int main()
{
	lint n;
	cin >> n;
	cout << smallestNumber(n);
	return 0;
}

Test 1

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 2

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 3

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 4

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 5

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 6

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 7

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 8

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 9

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 10

Group: 1, 2, 3, 4

Verdict: WRONG ANSWER

Test 11

Group: 2, 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 12

Group: 2, 3, 4

Verdict: WRONG ANSWER

Test 13

Group: 2, 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 14

Group: 2, 3, 4

Verdict: WRONG ANSWER

Test 15

Group: 2, 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 16

Group: 2, 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 17

Group: 2, 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 18

Group: 2, 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 19

Group: 2, 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 20

Group: 2, 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 21

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 22

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 23

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 24

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 25

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 26

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 27

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 28

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 29

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 30

Group: 3, 4

Verdict: TIME LIMIT EXCEEDED

Test 31

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 32

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 33

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 34

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 35

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 36

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 37

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 38

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 39

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 40

Group: 4

Verdict: TIME LIMIT EXCEEDED