Cody

Problem 44398. ベクトルの値が増加しているかを調べよう

Solution 2811703

Submitted on 9 Aug 2020
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Test Suite

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

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

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

Error using mono_increase (line 3) Expected input to be strictly increasing. Error in Test3 (line 2) assert(isequal(mono_increase(x),false));

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

Error using mono_increase (line 3) Expected input to be strictly increasing. Error in Test4 (line 2) assert(isequal(mono_increase(x),false));

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

Error using mono_increase (line 3) Expected input to be strictly increasing. Error in Test5 (line 2) assert(isequal(mono_increase(x),false));

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

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

Error using mono_increase (line 3) Expected input to be strictly increasing. Error in Test7 (line 3) assert(isequal(mono_increase(x),false));

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