frog_jump.py

# Python2 solution for codility frog jump question
# https://codility.com/programmers/lessons/3-time_complexity/frog_jmp/

import math

def solution(X, Y, D):
    # write your code in Python 2.7
    source_and_destination_difference = Y - X
    fixed_distance_jump = D
    
    total_jumps = int(math.ceil((source_and_destination_difference)/float(fixed_distance_jump)))
    print total_jumps
    return total_jumps

# function call, returns 3
solution(10, 85, 30)