Distinct sums

#include <bits/stdc++.h>
#define fi first
#define se second
#define For(type, i, a, b) for (type i = (a); i <= (b); ++i)
#define endl '\n'
using namespace std;
 
typedef long long ll;
 
const ll maxN = 1e18;
const ll minN = -1e18;
const ll MOD = 1e9 + 7;
 
const ll limit = 1e3 + 5;
 
ll a[limit];
ll n;

void FastIn(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
}
 
void ReadIn(){
  cin >> n;
  if(n != 2){
    cout << "IMPOSSIBLE";
  }
  else {
    cout << "YES" << endl;
    cout << "1 2" << endl;
    cout << "0 0";
  }
}
int main(){
    FastIn();
    ReadIn();
}
// g++ -o output
// g++ H.cpp
// ./h.out

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: WRONG ANSWER

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: WRONG ANSWER

Test 8

Verdict: ACCEPTED

Test 9

Verdict: WRONG ANSWER

Test 10

Verdict: WRONG ANSWER

Test 11

Verdict: ACCEPTED

Test 12

Verdict: WRONG ANSWER

Test 13

Verdict: ACCEPTED