uselesslemma

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uselesslemma

# Because Python has first-class functions, they
# can be used to emulate switch/case statements!

def switch_if(operator, a, b):
  if operator == 'add':
     return a + b
  elif operator == 'sub':
     return a - b
  elif operator == 'mul':
     return a * b

uselesslemma

import numpy as np
import os
import shutil

#range of model masses [solar masses]
m_grid = np.array([0.3, 0.5, 0.8, 1.0, 1.2, 1.5, 2.0, 3.0, 5.0, 6.5, 8.0, 10.0])

#range of He abundance fractions
y_grid = np.array([0.20, 0.25, 0.30, 0.35])

uselesslemma

Problem:

Given a non-empty string s, you may delete at most one character. Judge whether you can make it a palindrome.

Example 1:

Input: "aba" Output: True