Problem 44410. NaN (欠損値) が含まれている行を削除しよう

Solution 2026442

Submitted on 18 Nov 2019 at 14:12 by Hau Van

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Test	Status	Code Input and Output
1	Pass	A = [ 1 5 8 -3 NaN 14 0 6 NaN ]; B_correct = [ 1 5 8 ]; assert(isequal(remove_nan_rows(A),B_correct)) t0 = 3 3 t1 = 1 -3 0 5 NaN 6 8 14 NaN t2 = 1×9 logical array 0 0 0 0 1 0 0 0 1 t3 = 5 9 B = 1 5 8
2	Pass	A = 1:10; B_correct = A; assert(isequal(remove_nan_rows(A),B_correct)) t0 = 1 10 t1 = 1 2 3 4 5 6 7 8 9 10 t2 = 1×10 logical array 0 0 0 0 0 0 0 0 0 0 t3 = 1×0 empty double row vector B = 1 2 3 4 5 6 7 8 9 10
3	Pass	A = [ 1 5 8 -3 NaN 14 0 6 6]; B_correct = [1 5 8; 0 6 6]; assert(isequal(remove_nan_rows(A),B_correct)) t0 = 3 3 t1 = 1 -3 0 5 NaN 6 8 14 6 t2 = 1×9 logical array 0 0 0 0 1 0 0 0 0 t3 = 5 B = 1 5 8 0 6 6
4	Pass	A = [ 1 3 6 NaN 3 NaN]'; B_correct = [1 3 6 3]'; assert(isequal(remove_nan_rows(A),B_correct)) t0 = 6 1 t1 = 1 3 6 NaN 3 NaN t2 = 6×1 logical array 0 0 0 1 0 1 t3 = 4 6 B = 1 3 6 3
5	Pass	A = [ 1 3 6 NaN; 3 4 2 1]; B_correct = [3 4 2 1]; assert(isequal(remove_nan_rows(A),B_correct)) t0 = 2 4 t1 = 1 3 3 4 6 2 NaN 1 t2 = 1×8 logical array 0 0 0 0 0 0 1 0 t3 = 7 B = 3 4 2 1