Find the second largest distinct element in the array. If it does not exist, return -1.
IFLScience on MSN
Deep Synoptic Array – the world's most sensitive radio observatory – has just been greenlit
The next generation of astronomical observatories continues to expand. The Deep Synoptic Array (DSA) has now passed its final ...
Interesting Engineering on MSN
DSA’s 1,650-dish grid to survey universe 100x faster with real-time GPU data processing
The California Institute of Technology (Caltech) has finalized design plans for the Deep Synoptic ...
Caltech says its Deep Synoptic Array will be larger and 100-times faster than any radio telescope ever constructed.
Hundreds of radio dishes planned for a remote Nevada desert will scan millions of stars, galaxies, and other mysterious or ...
A massive new radio telescope array is coming to Nevada to probe some of the deepest reaches of the universe.
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