diff options
Diffstat (limited to 'challenge-295/sgreen/python/ch-2.py')
| -rwxr-xr-x | challenge-295/sgreen/python/ch-2.py | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/challenge-295/sgreen/python/ch-2.py b/challenge-295/sgreen/python/ch-2.py new file mode 100755 index 0000000000..5aa6999eb9 --- /dev/null +++ b/challenge-295/sgreen/python/ch-2.py @@ -0,0 +1,34 @@ +#!/usr/bin/env python3 + +import sys + + +def jump_game(ints: list, moves=1) -> int: + # Calculate the minimum number of moves from this point + min_moves = None + for i in range(ints[0], 0, -1): + # We can complete the jump with this move + if i >= len(ints)-1: + return moves + + # Skip if we can't move forward + if ints[i] == 0: + continue + + # Call the function again jumping 'i' positions + m = jump_game(ints[i:], moves+1) + if m is not None and (min_moves is None or min_moves > m): + min_moves = m + + return min_moves + + +def main(): + # Convert input into integers + array = [int(n) for n in sys.argv[1:]] + result = jump_game(array) + print(-1 if result is None else result) + + +if __name__ == '__main__': + main() |
