Python第三周作业节选

n = int(input()) # n范围内的立方数

list_cube = [0] # 用于存储立方数的列表

for i in range(1, n + 1):

    list_cube.append(i * i * i)

for a in range(6, n + 1):
    for b in range(2, a - 1):
        if list_cube[a] < (list_cube[b] + list_cube[b + 1] + list_cube[b + 2]):
            break
        for c in range(b + 1, a):
            if list_cube[a] < (list_cube[b] + list_cube[c] + list_cube[c + 1]):
                break
            for d in range(c + 1, a):
                if list_cube[a] == (list_cube[b] + list_cube[c] + list_cube[d]):
                    print("Cube = %d,Tripe = (%d,%d,%d)" % (a, b, c, d))

N=eval(input())
for i in range (N):
    a=eval(input())
    if (a % 2 != 0):
        max=min=0
    elif (a % 4) == 0:
        max = a / 2
        min = a / 4 
    else:
        max = a / 2
        min = (a /4)+(a%4)/2 
    print ("%d %d"%(min,max))

try:
    TempStr = input("")
    if TempStr[-1] in ['F','f']:
        C = (eval(TempStr[0:-1]) - 32) / 1.8
        print("{:.2f}C"/format(C))
    elif TempStr[-1] in ['C','c']:
        F = 1.8 * eval(TempStr[0:-1]) + 32
        print("{:.2f}F".format(F))
    else:
        print("输入错误，末位只能是'C','c','F','f'")
except NameError :
        print("试图访问的变量名不存在")
except SyntaxError:
        print('存在语法错误')