#include <iostream>
#include <iomanip>
#include <sstream>
#include <vector>
#include <string>
#include <set>
#include <unordered_set>
#include <map>
#include <unordered_map>
#include <stack>
#include <queue>
#include <deque>
#include <algorithm>
#include <functional>
#include <iterator>
#include <limits>
#include <numeric>
#include <utility>
#include <type_traits>
#include <cmath>
#include <cassert>
#include <cstdio>

using namespace std;
using namespace placeholders;

using LL = long long;
using ULL = unsigned long long;
using VI = vector< int >;
using VVI = vector< vector< int > >;
using VS = vector< string >;
using ISS = istringstream;
using OSS = ostringstream;
using PII = pair< int, int >;
using VPII = vector< pair< int, int > >;
template < typename T = int > using VT = vector< T >;
template < typename T = int > using VVT = vector< vector< T > >;
template < typename T = int > using LIM = numeric_limits< T >;
template < typename T = int > using OSI = ostream_iterator< T >;

template < typename T > inline istream& operator>>( istream &s, vector< T > &v ){ for ( T &t : v ) { s >> t; } return s; }
template < typename T > inline ostream& operator<<( ostream &s, const vector< T > &v ){ for ( int i = 0; i < int( v.size() ); ++i ){ s << ( " " + !i ) << v[i]; } return s; }

void in_impl(){};
template < typename T, typename... TS > void in_impl( T &head, TS &... tail ){ cin >> head; in_impl( tail ... ); }
#define IN( T, ... ) T __VA_ARGS__; in_impl( __VA_ARGS__ );

template < typename T > inline T fromString( const string &s ) { T res; istringstream iss( s ); iss >> res; return res; }
template < typename T > inline string toString( const T &a ) { ostringstream oss; oss << a; return oss.str(); }

#define NUMBERED( name, number ) NUMBERED2( name, number )
#define NUMBERED2( name, number ) name ## _ ## number
#define REP1( n ) REP2( NUMBERED( REP_COUNTER, __LINE__ ), n )
#define REP2( i, n ) REP3( i, 0, n )
#define REP3( i, m, n ) for ( int i = ( int )( m ); i < ( int )( n ); ++i )
#define GET_REP( a, b, c, F, ... ) F
#define REP( ... ) GET_REP( __VA_ARGS__, REP3, REP2, REP1 )( __VA_ARGS__ )
#define FOR( e, c ) for ( auto &&e : c )
#define ALL( c ) begin( c ), end( c )
#define AALL( a ) ( remove_all_extents< decltype( a ) >::type * )a, ( remove_all_extents< decltype( a ) >::type * )a + sizeof( a ) / sizeof( remove_all_extents< decltype( a ) >::type )

#define SZ( v ) ( (int)( v ).size() )
#define EXISTS( c, e ) ( ( c ).find( e ) != ( c ).end() )

template < typename T > inline bool chmin( T &a, const T &b ){ if ( b < a ) { a = b; return true; } return false; }
template < typename T > inline bool chmax( T &a, const T &b ){ if ( a < b ) { a = b; return true; } return false; }

#define PB push_back
#define EM emplace
#define EB emplace_back
#define BI back_inserter

#define MP make_pair
#define fst first
#define snd second

#define DUMP( x ) cerr << #x << " = " << ( x ) << endl

//     Λ   Λ＿_
//  ／(*ﾟーﾟ)／＼
// ／| ￣U U￣|＼／
//   |      |／

// 素因数分解 O( √N )
vector< long long > primeFactorization( long long N )
{
	if ( N == 1 )
	{
		return vector< long long >();
	}

	std::vector< bool > is_prime( N + 1, true );
	std::vector< int > min_divisor( N + 1 );
	std::iota( std::begin( min_divisor ), std::end( min_divisor ), 0 );
	for ( int i = 2; i <= N; ++i )
	{
		if ( !is_prime[i] )
		{
			continue;
		}
		for ( int j = 2; i * j <= N; ++j )
		{
			is_prime[ i * j ] = false;
			min_divisor[ i * j ] = i;
		}
	}

	std::vector< long long > result;
	while ( 1 < N )
	{
		result.push_back( min_divisor[N] );
		N /= min_divisor[N];
	}
	return std::move( result );
}

bool pairwise_coprime( const VI &A )
{
	VVT< LL > pss;
	for_each( ALL( A ), [&]( const int a ){ pss.PB( primeFactorization( a ) ); } );

	set< LL > factors;
	FOR( ps, pss )
	{
// 		sort( ALL( ps ) );
		reverse( ALL( ps ) );
		assert( is_sorted( ALL( ps ) ) );
		ps.erase( unique( ALL( ps ) ), end( ps ) );
		FOR( p, ps )
		{
			if ( EXISTS( factors, p ) )
			{
				return false;
			}
			factors.EM( p );
		}
	}
	return true;
}

bool setwise_coprime( const VI &A )
{
	int g = A[0];
	for_each( ALL( A ), [&]( const int a ){ g = __gcd( g, a ); } );
	return g == 1;
}

int main()
{
	cin.tie( nullptr );
	ios::sync_with_stdio( false );
	cout << setprecision( 12 ) << fixed;

	IN( int, N );
	VI A( N );
	cin >> A;
	
	if ( pairwise_coprime( A ) )
	{
		cout << "pairwise coprime" << endl;
	}
	else if ( setwise_coprime( A ) )
	{
		cout << "setwise coprime" << endl;
	}
	else
	{
		cout << "not coprime" << endl;
	}

	return 0;
}