| 5 | long long n,a[200001],sum=0,mx=-inf; |
| 6 | |
| 7 | int main() |
| 8 | { |
| 9 | |
| 10 | long long t; |
| 11 | scanf("%lld",&t); |
| 12 | while(t--) |
| 13 | { |
| 14 | sum=0,mx=-inf; |
| 15 | scanf("%lld",&n); |
| 16 | for(long long i=1;i<=n;++i) scanf("%lld",&a[i]); |
| 17 | sort(a+1,a+1+n); |
| 18 | for(long long i=1;i<=n;++i) |
| 19 | { |
| 20 | a[i]-=sum; |
| 21 | sum+=a[i]; |
| 22 | mx=max(a[i],mx); |
| 23 | } |
| 24 | printf("%lld\n",mx); |
| 25 | } |
| 26 | return 0; |
| 27 | } |
nothing calls this directly
no outgoing calls
no test coverage detected