Language: C++

// #pragma GCC optimize ("O3")
// #pragma GCC target ("sse4")

#include <bits/stdc++.h>
using namespace std;
const int INF = 1 << 29;
const int NINF = -1*INF;
const long long LLINF = 1ll << 60;
const long long LLNINF = -1*LLINF;

template <class Ch, class Tr, class Container>
basic_ostream <Ch, Tr> & operator << (basic_ostream <Ch, Tr> & os, Container const& x) {
    os << "{ ";
    for(auto& y : x) os << y << " ";
    return os << "}";
}

template <class X, class Y>
ostream & operator << (ostream & os, pair <X, Y> const& p) {
	return os << "[ " << p.first << ", " << p.second << "]" ;
}

typedef long long ll;
typedef unsigned long long ull;
typedef unsigned int uint;
typedef long double ld;
 
typedef pair<int, int> pi;
typedef pair<ll,ll> pll;
typedef pair<ld,ld> pd;

typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<double> vd;
typedef vector<ld> vld;
typedef vector<pi> vpi;
typedef vector<pll> vpll;
typedef vector<vector<int>> vvi;
typedef vector<vll> vvll;
typedef vector<vd> vvd;
typedef vector<vld> vvld;
typedef uint_fast16_t fint16;
typedef uint_fast32_t fint32;
typedef uint_fast64_t fint64;
 
#define mp make_pair
#define pb push_back
#define pf push_front
#define all(x) x.begin(), x.end()
#define revAll(x) x.rbegin(), x.rend()
#define gcd(a, b) __gcd(a, b)
#define popcount(x) __builtin_popcount(x)
#define isize(x) (int)(x.size())
#define rep(i,n) for(int i = 0; i < n; i++)
#define exists(x,m) m.find(x) != m.end()
#define umap unordered_map
#define uset unordered_set
#define pq priority_queue

const ll MOD = 1e9 + 7;

template<typename T>
struct Sieve_Struct {
	const T lim;
	vector<T> primes;
	vector<T> mp;

	Sieve_Struct(T limit):lim(limit) {
		primes = vector<T>();
		mp = vector<T>(lim+1, 0);
		for (T num = 2; num <= lim; num++) {
			if (mp[num] == 0) primes.pb(num);
			for (int i = 0; i < isize(primes) and primes[i]*num <= lim; i++) {
				mp[num*primes[i]] = primes[i];
				if (num % primes[i] == 0) {
					mp[num] = primes[i];
					break;
				}
			}
		}
	}

	bool is_composite(T x) {
		assert(x <= lim);
		return mp[x] == 0;
	}

	template <typename U>
	pair<vector<U>, vector<bool>> sieve_range(U L, U R) {
		U sqrtn = ceil(sqrt(R));
		assert(sqrtn <= lim);
		vector<U> primes_range = vector<U>();
		vector<bool> composite_range = vector<bool>(R-L+1, false);
		if (L == 1) composite_range[0] = true;
		for (const U& p : primes) {
			for (U mult = max((U)2, (U)L/p-10); (ll)mult*p <= R; mult++) {
				ll cand = mult*p;
				if (cand >= L) composite_range[cand-L] = true;
			}
		}
		rep(i, isize(composite_range)) {
			if (!composite_range[i]) primes_range.pb(L + i);
		}
		return {primes_range, composite_range};
	}

	umap<T, int> prime_factorization(T x) {
		assert(x <= lim);
		umap<T, int> pf = umap<T, int>();
		while(x > 1) {
			pf[mp[x]]++;
			x /= mp[x];
		}
		return pf;
	}

	vector<T> prime_factors(T x) {
		assert(x <= lim);
		vector<T> factors = vector<T>();
		while (x > 1) {
			T p = mp[x];
			if (p == 0) break;
			factors.pb(p);
			while (x % p == 0) x /= p;
		}
		return factors;
	}
};

int main(){
	ios_base::sync_with_stdio(false);cin.tie(0);
	int n; cin >> n;
	vi A = vi();
	int max_a = 0;
	rep(i, n) {
		int x; cin >> x;
		A.pb(x);
		max_a = max(max_a, x);
	}
	Sieve_Struct<int> s = Sieve_Struct<int>(10**6);
	umap<int, int> prime_freqs = umap<int, int>();
	for (const int& a : A) {
		for (const int& f : s.prime_factors(a)) {
			prime_freqs[f]++;
		}
	}
	int max_freq = 0;
	for (const auto& [factor, freq] : prime_freqs) {
		max_freq = max(max_freq, freq);
	}
	if (max_freq <= 1) {
		cout << "pairwise coprime";
	} else {
		cout << (max_freq < n ? "setwise coprime" : "not coprime");
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:140:52: error: invalid type argument of unary '*' (have 'int')
  140 |         Sieve_Struct<int> s = Sieve_Struct<int>(10**6);
      |                                                    ^~