Cody

Problem 44398. ベクトルの値が増加しているかを調べよう

Solution 2596411

Submitted on 22 Jun 2020
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Test Suite

Test Status Code Input and Output
1   Fail
x = [0 1 2 3 4]; assert(isequal(mono_increase(x),true));

ans = 1×4 logical array 1 1 1 1

Assertion failed.

2   Fail
x = [0]; assert(isequal(mono_increase(x),true));

ans = 0×0 empty logical array

Assertion failed.

3   Fail
x = [0 0 0 0 0]; assert(isequal(mono_increase(x),false));

ans = 1×4 logical array 0 0 0 0

Assertion failed.

4   Fail
x = [0 1 2 3 -4]; assert(isequal(mono_increase(x),false));

ans = 1×4 logical array 1 1 1 0

Assertion failed.

5   Fail
x = [-3 -4 2 3 4]; assert(isequal(mono_increase(x),false));

ans = 1×4 logical array 0 1 1 1

Assertion failed.

6   Fail
x = 1:.1:10; assert(isequal(mono_increase(x),true));

ans = 1×90 logical array Columns 1 through 45 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 46 through 90 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

Assertion failed.

7   Fail
x = cumsum(rand(1,100)); x(5) = -1; assert(isequal(mono_increase(x),false));

ans = 1×99 logical array Columns 1 through 45 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 46 through 90 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 91 through 99 1 1 1 1 1 1 1 1 1

Assertion failed.

8   Fail
x = cumsum(rand(1,50)); assert(isequal(mono_increase(x),true));

ans = 1×49 logical array Columns 1 through 45 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Columns 46 through 49 1 1 1 1

Assertion failed.