# eulers method
deltax = 1
def yderiv(x, y):
return (x - y - 2)
x = -1
y = 1.5
endpoint = 2
print(x, y)
while(x!=endpoint and -50<x<50):
deriv = yderiv(x, y)
y += (deriv*deltax)
x += deltax
print(x, y)
IyBldWxlcnMgbWV0aG9kCmRlbHRheCA9IDEKZGVmIHlkZXJpdih4LCB5KToKCXJldHVybiAoeCAtIHkgLSAyKQp4ID0gLTEKeSA9IDEuNQplbmRwb2ludCA9IDIKcHJpbnQoeCwgeSkKd2hpbGUoeCE9ZW5kcG9pbnQgYW5kIC01MDx4PDUwKToKCWRlcml2ID0geWRlcml2KHgsIHkpCgl5ICs9IChkZXJpdipkZWx0YXgpCgl4ICs9IGRlbHRheAoJcHJpbnQoeCwgeSk=