Cody

# Problem 645. Getting the indices from a vector

Solution 1809115

Submitted on 7 May 2019 by Aseem Gill
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### Test Suite

Test Status Code Input and Output
1   Pass
out = [3 4]; vec = [11 22 33 44]; thresh = 25; assert(isequal(findIndices(vec, thresh),out))

x = 1×4 logical array 0 0 1 1 out = [] n = 1 n = 2 n = 3 out = 3 n = 4 out = 3 4 n = 5

2   Pass
out = [1 2]; vec = [33 44 11 22]; thresh = 25; assert(isequal(findIndices(vec, thresh),out))

x = 1×4 logical array 1 1 0 0 out = [] n = 1 out = 1 n = 2 out = 1 2 n = 3 n = 4 n = 5

3   Pass
out = 5:10; vec = 10:10:100; thresh = 45; assert(isequal(findIndices(vec, thresh),out))

x = 1×10 logical array 0 0 0 0 1 1 1 1 1 1 out = [] n = 1 n = 2 n = 3 n = 4 n = 5 out = 5 n = 6 out = 5 6 n = 7 out = 5 6 7 n = 8 out = 5 6 7 8 n = 9 out = 5 6 7 8 9 n = 10 out = 5 6 7 8 9 10 n = 11

4   Pass
out = [1 3 4 6 8]; vec = [12 10 13 14 9 17 5 18]; thresh = 11; assert(isequal(findIndices(vec, thresh),out))

x = 1×8 logical array 1 0 1 1 0 1 0 1 out = [] n = 1 out = 1 n = 2 n = 3 out = 1 3 n = 4 out = 1 3 4 n = 5 n = 6 out = 1 3 4 6 n = 7 n = 8 out = 1 3 4 6 8 n = 9

5   Pass
out = [1:3 7:9]; vec = [50 55 60 15 10 5 43 44 97 41]; thresh = 42; assert(isequal(findIndices(vec, thresh),out))

x = 1×10 logical array 1 1 1 0 0 0 1 1 1 0 out = [] n = 1 out = 1 n = 2 out = 1 2 n = 3 out = 1 2 3 n = 4 n = 5 n = 6 n = 7 out = 1 2 3 7 n = 8 out = 1 2 3 7 8 n = 9 out = 1 2 3 7 8 9 n = 10 n = 11

6   Pass
out = 5:8; vec = [10 12 14 16 18 20 22 23 7 8 9]; thresh = 17; assert(isequal(findIndices(vec, thresh),out))

x = 1×11 logical array 0 0 0 0 1 1 1 1 0 0 0 out = [] n = 1 n = 2 n = 3 n = 4 n = 5 out = 5 n = 6 out = 5 6 n = 7 out = 5 6 7 n = 8 out = 5 6 7 8 n = 9 n = 10 n = 11 n = 12

7   Pass
out = [2 4:5 8 12:14 16]; vec = [10 81 24 65 97 13 45 68 24 35 16 79 123 76 45 60]; thresh = 51; assert(isequal(findIndices(vec, thresh),out))

x = 1×16 logical array 0 1 0 1 1 0 0 1 0 0 0 1 1 1 0 1 out = [] n = 1 n = 2 out = 2 n = 3 n = 4 out = 2 4 n = 5 out = 2 4 5 n = 6 n = 7 n = 8 out = 2 4 5 8 n = 9 n = 10 n = 11 n = 12 out = 2 4 5 8 12 n = 13 out = 2 4 5 8 12 13 n = 14 out = 2 4 5 8 12 13 14 n = 15 n = 16 out = 2 4 5 8 12 13 14 16 n = 17

8   Pass
out = 1:2:9; vec = [11 9 12 8 13 7 14 6 15 5]; thresh = 10; assert(isequal(findIndices(vec, thresh),out))

x = 1×10 logical array 1 0 1 0 1 0 1 0 1 0 out = [] n = 1 out = 1 n = 2 n = 3 out = 1 3 n = 4 n = 5 out = 1 3 5 n = 6 n = 7 out = 1 3 5 7 n = 8 n = 9 out = 1 3 5 7 9 n = 10 n = 11