- #include <iostream> 
- #include <algorithm> 
- using namespace std; 
-   
- int main() { 
- 	int n, m; 
- 	cin >>n; 
- 	for(int i=0; i<n; i++) { 
- 		cin >>m; 
- 		int temp, ans; 
- 		cin >>ans; 
- 		for(int j=1; j<m; j++) { 
- 			cin >>temp; 
- 			ans = ans/__gcd(ans, temp)*temp; 
- 		} 
- 		cout <<ans <<endl; 
- 	} 
- } 
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