give integer array num length n integer target find integer num sum close targetreturn sum integersyou assume input exactly solution example 1input num 1214 target 1output 2explanation the sum close target 2 1 2 1 2example 2input num 000 target 1output 0explanation the sum close target 0 0 0 0 0 constraints3 numslength 5001000 numsi 1000104 target 104