###### tags: `APCS檢定營隊`
# Day1 Answer
## p1

#!/usr/bin/python
print('Hello World')

## p2

a = 1.1
b = True
c = 'Hello World'
print(c)
print(b)
print(a)

## p10

#!/usr/bin/python
a = input()
print(a.upper())
print(a.lower())
print(a.capitalize())
print(a.find('chino'))
print(a.find('gary'))

## p3

import math

a = int(input())
b = int(input())
c = int(input())
print((-b+math.sqrt(b*b-4*a*c))/(2*a))
print((-b-math.sqrt(b*b-4*a*c))/(2*a))

## p5

x = int(input())
y = int(input())
print(x//y)
print(x % y)

## p11

weight = float(input())
height = float(input())
t = height*100
print("height:{}cm,weight:{}kg".format(t, weight))
print("BMI:{}".format(weight/(height**2)))

## p12

# -*- coding: utf-8 -*-
import random

a = int(input())
b = int(input())
c = int(input())
d = int(input())
e = int(input())
f = int(input())
print(f'chinese:{a}')
print(f'english:{b}')
print(f'math:{c}')
print(f'avg:{(a*d+b*e+c*f)/(d+e+f)}')

## p14

# -*- coding: utf-8 -*-
import random
r = random.SystemRandom()
a = int(input())
b = int(input())
c = int(input())
if (a>=30 and b==0)or c>=85:
    print('open')
else:
    print("Don't open")    

## p3

a = float(input())
b = bool(input())
c = str(input())
print(type(c))
print(type(b))
print(type(a))

## p16

# -*- coding: utf-8 -*-
import random



a = int(input())
b = int(input())
c = int(input())
ammount = 0
p = a
if p<=10:
    ammount+=380* a
elif 11<=p and p<=20:
    ammount += 380 * 0.9 * a
elif 21 <= p and p<=30:
    ammount += 380 * 0.85* a
else:
    ammount += 380 * 0.8* a


p = b
if p<=10:
    ammount+=1200* b
elif 11<=p and p<=20:
    ammount += 1200 * 0.95* b
elif 21 <= p and p<=30:
    ammount += 1200 * 0.85* b
else:
    ammount += 1200 * 0.8* b

p = c
if p<=10:
    ammount+=180* c
elif 11<=p and p<=20:
    ammount += 180 * 0.85* c
elif 21 <= p and p<=30:
    ammount += 180 * 0.8* c
else:
    ammount += 180 * 0.7* c
print(ammount)

## a003

M=int(input())
D=int(input())
S=(M*2+D)%3

if S==0:
    print("normal")
if S==1:
    print("good")
if S==2:
    print("very good")

    

## P15

# -*- coding: utf-8 -*-
import random
r = random.SystemRandom()
a = int(input())
b = int(input())
c = int(input())
if a**2+b**2==c**2:
    print('Right triangle')
elif a**2+b**2<c**2:
    print("obtuse triangle")
else:
    print("Acute triangle")