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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. using namespace __detail;
  4. using ll = long long; 
  5.  
  6. inline ll min_time(int n, ll k) {
  7. 	ll a, ans = LLONG_MAX;
  8. 	while (n--)
  9. 		cin >> a, ans = min(ans,__lcm(a,k));
  10. 	return ans > 1e18 ? -1: ans; }
  11.  
  12. int main() {
  13. 	int t, n; ll k;
  14.     ios_base::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr), cin >> t;
  15.     while (t--) 
  16.     	cin >> n >> k, cout << min_time(n,k) << '\n'; }
  17.  
Success #stdin #stdout 0s 4468KB
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stdin
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stdout
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https://ideone.com/lvUdqY
Krishna and Coffee Shop
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
secret

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