天天向上
dayup,dayfactor = 1.0,0.01 for i in range(365): if i % 7 in [6,0]: dayup = dayup*(1-dayfactor) else: dayup = dayup*(1+dayfactor) print("{:.2f}".format(dayup))
天天向上2
def dayUP(df): dayup = 1.0 for i in range(365): if i % 7 in [6,0]: dayup = dayup*(1-0.01) else : dayup = dayup*(1+df) return dayup dayfactor = 0.01 while dayUP(dayfactor) < 37.78: dayfactor+=0.01 print("{:.3f}".format(dayfactor))
获取星期字符串
weekstr = "星期一星期二星期三星期四星期五星期六星期日" weekid = eval(input("")) pos = (weekid-1)*3 print(weekstr[pos:pos+3])
凯撒密码
text = input() for i in range(len(text)): if text[i] >= 'a' and text[i] <='z': print(chr(ord('a')+(ord(text[i])-ord('a')+3)%26),end='') else : print(text[i],end="")
文本精度条
import time print("-------执行开始--------") scale = 10 for i in range(scale+1): a = '**'*i b = '..'*(scale-i) c = (i/scale)*100 print("%{:^3.0f}[{}->{}]".format(c,a,b)) time.sleep(0.1) print("-------执行结束--------")
单行刷新
import time scale = 50 print("执行开始".center(scale,'-')) t = time.clock() for i in range(scale+1): a = '*'*i b = '.'*(scale-i) c = (i/scale)*100 t-=time.clock() print(" {:^3.0f}%[{}->{}]{:.2f}s".format(c,a,b,-t), end='') time.sleep(0.05) print(" "+"执行结束".center(scale,'-'))
习题部分
回文
a = input() flag = True for i in range(len(a)//2): if a[i]!=a[len(a)-i-1]: flag = False break else: continue if flag: print("YES") else: print("NO")