Python 体重分类：使用 PyCharm 判断体型

weight = input('请输入体重（单位：斤）：')

if not weight.isdigit(): print('输入非法，请输入数字！') else: weight = int(weight) if weight < 0 or weight > 80: print('偏瘦') elif weight >= 81 and weight <= 120: print('中等') elif weight > 120: print('肥胖')