def test_small_jumps (self): # many small jumps
X = 1
Y = 500000
D = 5
self.assertEqual(solution(X, Y, D), 100000)
def test_many_jump3(self): # many jumps, D = 1283
X = 10
Y = 999999999
D = 1283
self.assertEqual(solution(X, Y, D), 779424)
def test_big_extreme_jump_jump(self): # maximal number of jumps
X = 1
Y = 999999999
D = 30
self.assertEqual(solution(X, Y, D), 33333334)
def test_example1(self):
X = 10
Y = 85
D = 30
self.assertEqual(solution(X, Y, D), 3)
def test_many_jump2(self): # many jumps, D = 99
X = 500000
Y = 9327146785
D = 99
self.assertEqual(solution(X, Y, D), 94208554)
def test_many_jump1 (self): # many jumps, D = 2
X = 1
Y = 9999990000
D = 2
self.assertEqual(solution(X, Y, D), 4999995000)
def test_small_extreme_jump(self): # one big jump
X = 1
Y = 6000
D = 7000
self.assertEqual(solution(X, Y, D), 1)
def test_extreme_position(self): # no jump needed
X = 11
Y = 10
D = 10
self.assertEqual(solution(X, Y, D), 0)
def test_simple2(self):
X = 20
Y = 79
D = 20
self.assertEqual(solution(X, Y, D), 3)
def test_simple1(self):
X = 1
Y = 3
D = 1
self.assertEqual(solution(X, Y, D), 2)