Cody

Problem 2062. A matrix of introverts

Solution 2487986

Submitted on 7 Jun 2020
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Test Suite

Test Status Code Input and Output
1   Fail
x = magic(3); y_correct = [0 0 0 0 0 0 0 0 8 0 1 0 6 0 0 0 0 0 0 0 0 0 3 0 5 0 7 0 0 0 0 0 0 0 0 0 4 0 9 0 2 0 0 0 0 0 0 0 0]; assert(isequal(introverts(x),y_correct))

Index in position 1 is invalid. Array indices must be positive integers or logical values. Error in introverts (line 6) y(i,j)=x(i/2,j/2); Error in Test1 (line 9) assert(isequal(introverts(x),y_correct))

2   Fail
x=1; y_correct=[0 0 0 ; 0 1 0 ; 0 0 0]; assert(isequal(introverts(x),y_correct))

Index in position 1 is invalid. Array indices must be positive integers or logical values. Error in introverts (line 6) y(i,j)=x(i/2,j/2); Error in Test2 (line 3) assert(isequal(introverts(x),y_correct))

3   Fail
x=[1 2 3 ; 4 5 6]; y_correct=[0 0 0 0 0 0 0 0 1 0 2 0 3 0 0 0 0 0 0 0 0 0 4 0 5 0 6 0 0 0 0 0 0 0 0]; assert(isequal(introverts(x),y_correct))

Index in position 1 is invalid. Array indices must be positive integers or logical values. Error in introverts (line 6) y(i,j)=x(i/2,j/2); Error in Test3 (line 7) assert(isequal(introverts(x),y_correct))

4   Fail
x=[1:6]'; y_correct=[ 0 0 0 0 1 0 0 0 0 0 2 0 0 0 0 0 3 0 0 0 0 0 4 0 0 0 0 0 5 0 0 0 0 0 6 0 0 0 0]; assert(isequal(introverts(x),y_correct));

Index in position 1 is invalid. Array indices must be positive integers or logical values. Error in introverts (line 6) y(i,j)=x(i/2,j/2); Error in Test4 (line 15) assert(isequal(introverts(x),y_correct));

5   Fail
x=zeros(12); y_correct=zeros(25); assert(isequal(introverts(x),y_correct))

Index in position 1 is invalid. Array indices must be positive integers or logical values. Error in introverts (line 6) y(i,j)=x(i/2,j/2); Error in Test5 (line 3) assert(isequal(introverts(x),y_correct))