diff options
Diffstat (limited to 'csci4041/hw2prob3.py')
-rw-r--r-- | csci4041/hw2prob3.py | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/csci4041/hw2prob3.py b/csci4041/hw2prob3.py new file mode 100644 index 0000000..9fd64b3 --- /dev/null +++ b/csci4041/hw2prob3.py @@ -0,0 +1,28 @@ +def CHILD(i,j): + return 2*i + (j+1) +def IS_IN_MIN_HEAP(A,e): + return FIND_ELEMENT(A,0,e) +def FIND_ELEMENT(A,i,e): + if A[i] is e: + return True + elif CHILD(i,0) < len(A) and A[CHILD(i,0)] <= e: + return IS_IN_MIN_HEAP(A[1:],e) + if CHILD(i,1) < len(A) and A[CHILD(i,1)] <= e: + return IS_IN_MIN_HEAP(A[2:],e) + return False + +#TEST MIN-HEAP +#Feel free to redefine as much as you want +l = [0, 2, 4, 5, 8, 12, 20] + +#TESTS +print(IS_IN_MIN_HEAP(l, 0)) +print(IS_IN_MIN_HEAP(l, 1)) +print(IS_IN_MIN_HEAP(l, 2)) +print(IS_IN_MIN_HEAP(l, 3)) +print(IS_IN_MIN_HEAP(l, 4)) +print(IS_IN_MIN_HEAP(l, 5)) +print(IS_IN_MIN_HEAP(l, 8)) +print(IS_IN_MIN_HEAP(l, 10)) +print(IS_IN_MIN_HEAP(l, 11)) +print(IS_IN_MIN_HEAP(l, 20)) |