in instantiation of function template specialization 'std::__1::__gcd<int>' requested here
#include <iostream>
#include <vector>
#include <numeric>
using namespace std;
int main() {
int n;
cin >> n;
vector<int> a(n);
for(int i = 0; i < n; ++i)
cin >> a[i];
int ans = a[0];
for(int i = 1; i < n; ++i)
ans = gcd(ans, a[i]);
cout << ans << endl;
return 0;
}Copyright © 2021 Codeinu
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