case 1 failed: expected 3 8.0 3.0 8.0 5.5 9.0 5.5 got 3 8.0000000000 3.0000000000 8.0000000000 5.5000000000 9.0000000000 5.5000000000 input: 3 1 9 3 9 8 7 3 exit status 1