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Add missing type hints in matrix directory (#6612)

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* Update count_islands_in_matrix.py

* Update matrix_class.py

* Update matrix_operation.py

* Update nth_fibonacci_using_matrix_exponentiation.py

* Update searching_in_sorted_matrix.py

* Update count_islands_in_matrix.py

* Update matrix_class.py

* Update matrix_operation.py

* Update rotate_matrix.py

* Update sherman_morrison.py

* Update spiral_print.py

* Update count_islands_in_matrix.py

* formatting

* formatting

* Update matrix_class.py

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This commit is contained in:
Rohan R Bharadwaj
2022-10-04 23:35:56 +05:30
committed by GitHub
parent a84fb58271
commit 46842e8c5b
8 changed files with 142 additions and 119 deletions
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10
matrix/nth_fibonacci_using_matrix_exponentiation.py
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@@ -16,7 +16,7 @@ We can decrease the n times multiplication by following the divide and conquer a
"""
def multiply(matrix_a, matrix_b):
def multiply(matrix_a: list[list[int]], matrix_b: list[list[int]]) -> list[list[int]]:
matrix_c = []
n = len(matrix_a)
for i in range(n):
@@ -30,11 +30,11 @@ def multiply(matrix_a, matrix_b):
return matrix_c
def identity(n):
def identity(n: int) -> list[list[int]]:
return [[int(row == column) for column in range(n)] for row in range(n)]
def nth_fibonacci_matrix(n):
def nth_fibonacci_matrix(n: int) -> int:
"""
>>> nth_fibonacci_matrix(100)
354224848179261915075
@@ -54,7 +54,7 @@ def nth_fibonacci_matrix(n):
return res_matrix[0][0]
def nth_fibonacci_bruteforce(n):
def nth_fibonacci_bruteforce(n: int) -> int:
"""
>>> nth_fibonacci_bruteforce(100)
354224848179261915075
@@ -70,7 +70,7 @@ def nth_fibonacci_bruteforce(n):
return fib1
def main():
def main() -> None:
for ordinal in "0th 1st 2nd 3rd 10th 100th 1000th".split():
n = int("".join(c for c in ordinal if c in "0123456789")) # 1000th --> 1000
print(