python123练习题.doc

Hello World Iprint(Hello World)Hello World II（垂直）for name in Hello World: print(name) N的多次方x = eval(input() for i in range(5): print(pow(x, i), end = ) print(pow(x,5) 温度转换 IITempStr = input() #print(eval(TempStr1:) if TempStr0 in F, f: C = (eval(TempStr1:) - 32) / 1.8 print(C:.2f.format(C) else : F = eval(TempStr1:) * 1.8 + 32 print(F:.2f.format(F) 货币转换 Is = input() if s0 in R, r: u = eval(s3:) / 6.78 print(USD:.2f.format(u) else: r = eval(s3:) * 6.78 print(RMB:.2f.format(r) turtle正方形绘制import turtle turtle.setup(650, 350, 200, 200) turtle.penup() turtle.fd(-250) turtle.pendown() turtle.pensize(2) turtle.pencolor(black) turtle.fd(50) for i in range(3): turtle.left(90) turtle.fd(50) turtle.done() turtle六边形绘制import turtle turtle.setup(650, 350, 200, 200) turtle.penup() turtle.fd(-250) turtle.pendown() turtle.pensize(2) turtle.pencolor(black) turtle.fd(50) for i in range(5): turtle.left(60) turtle.fd(50) turtle.done() turtle叠边形绘制import turtlefor i in range(9): turtle.fd(100) turtle.left(80)turtle同切圆绘制import turtle turtle.setup(650, 350, 200, 200) turtle.penup() turtle.pendown() turtle.pensize(2) turtle.pencolor(black) for i in range(4): turtle.circle(30 + 10 * i, 360) 长度转换 Is = input() if s-1 in m, M: y = eval(s:-1) * 39.37 print(:.3fin.format(y) else: x = eval(s:-2) / 39.37 print(:.3fm.format(x)平方值格式化n = pow(eval(input(), 2) if len(str(n) 20: print(n) else: print(0:-20.format(n) 同符号数学运算n = eval(input() N = abs(n) a = N + 10 b = N - 10 c = N * 10 if n = a and c = z: strp = strp:i + chr(ord(c) - ord(a) + 3) % 26 + ord(a) + str