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【作品展示】

【作品介绍】

这是一个强大的疫情模拟器，大家往里输入参数，观看疫情发展情况。在新冠病毒“全球化”的危机时刻，让我们一起对病毒宣战吧！

【作品源代码】

import math
import turtle
import random#准备
people_1 = False
people_2 = True
people_3 = True
people_4 = True
people_5 = True
people_6 = True
people_7 = True
people_8 = True
people_9 = True
people_10 = True
people_11 = True
people_12 = True
people_13 = True
people_14 = True
people_15 = True
people_16 = True
people_17 = True
people_18 = True
people_19 = True
people_20 = True
people_21 = True                                  
people_22 = True
people_23 = True
people_24 = True
people_25 = True
people_26 = True
people_27 = True
people_28 = True
people_29 = True
people_30 = True
people_31 = True
people_32 = True
people_33 = True
people_34 = True
people_35 = True
people_36 = True
people_37 = True
#每个人的初始健康状态

def distance(x1, y1, x2, y2):

    return math.sqrt((x1 - x2) ** 2 + (y1 - y2) ** 2)
#↑两点间的距离公式
#↓对列表中感染者、幸存者的数量检测
def check(List):
    infect=0
    alive=0
    for i in List:
        if i:
            alive+=1
        else:
            infect+=1
    return alive,infect
s = turtle.Screen()
s.setup(700,700)#设置屏幕的大小
people1 = turtle.Pen()
people2 = turtle.Pen()
people3 = turtle.Pen()
people4 = turtle.Pen()
people5 = turtle.Pen()
people6 = turtle.Pen()
people7 = turtle.Pen()
people8 = turtle.Pen()
people9 = turtle.Pen()
people10 = turtle.Pen()
people11 = turtle.Pen()
people12 = turtle.Pen()
people13 = turtle.Pen()
people14 = turtle.Pen()
people15 = turtle.Pen()
people16 = turtle.Pen()
people17 = turtle.Pen()
people18 = turtle.Pen()
people19 = turtle.Pen()
people20 = turtle.Pen()
people21 = turtle.Pen()
people22 = turtle.Pen()
people23 = turtle.Pen()
people24 = turtle.Pen()
people25 = turtle.Pen()
people26 = turtle.Pen()
people27 = turtle.Pen()
people28 = turtle.Pen()
people29 = turtle.Pen()
people30 = turtle.Pen()
people31 = turtle.Pen()
people32 = turtle.Pen()
people33 = turtle.Pen()
people34 = turtle.Pen()
people35 = turtle.Pen()
people36 = turtle.Pen()
people37 = turtle.Pen()#37个人类
people1.penup()
people2.penup()
people3.penup()
people4.penup()
people5.penup()
people6.penup()
people7.penup()
people8.penup()
people9.penup()
people10.penup()
people11.penup()
people12.penup()
people13.penup()
people14.penup()
people15.penup()
people16.penup()
people17.penup()
people18.penup()
people19.penup()
people20.penup()
people21.penup()
people22.penup()
people23.penup()
people24.penup()
people25.penup()
people26.penup()
people27.penup()
people28.penup()
people29.penup()
people30.penup()
people31.penup()
people32.penup()
people33.penup()
people34.penup()
people35.penup()
people36.penup()
people37.penup()#让移动不留痕迹
people1.speed(0)
people2.speed(0)
people3.speed(0)
people4.speed(0)
people5.speed(0)
people6.speed(0)
people7.speed(0)
people8.speed(0)
people9.speed(0)
people10.speed(0)
people11.speed(0)
people12.speed(0)
people13.speed(0)
people14.speed(0)
people15.speed(0)
people16.speed(0)
people17.speed(0)
people18.speed(0)
people19.speed(0)
people20.speed(0)
people21.speed(0)
people22.speed(0)
people23.speed(0)
people24.speed(0)
people25.speed(0)
people26.speed(0)
people27.speed(0)
people28.speed(0)
people29.speed(0)
people30.speed(0)
people31.speed(0)
people32.speed(0)
people33.speed(0)
people34.speed(0)
people35.speed(0)
people36.speed(0)
people37.speed(0)#加速实验
people1.color('red', 'red')
people2.color('blue', 'blue')
people3.color('blue', 'blue')
people4.color('blue', 'blue')
people5.color('blue', 'blue')
people6.color('blue', 'blue')
people7.color('blue', 'blue')
people8.color('blue', 'blue')
people9.color('blue', 'blue')
people10.color('blue', 'blue')
people11.color('blue', 'blue')
people12.color('blue', 'blue')
people13.color('blue', 'blue')
people14.color('blue', 'blue')
people15.color('blue', 'blue')
people16.color('blue', 'blue')
people17.color('blue', 'blue')
people18.color('blue', 'blue')
people19.color('blue', 'blue')
people20.color('blue', 'blue')
people21.color('blue', 'blue')
people22.color('blue', 'blue')
people23.color('blue', 'blue')
people24.color('blue', 'blue')
people25.color('blue', 'blue')
people26.color('blue', 'blue')
people27.color('blue', 'blue')
people28.color('blue', 'blue')
people29.color('blue', 'blue')
people30.color('blue', 'blue')
people31.color('blue', 'blue')
people32.color('blue', 'blue')
people33.color('blue', 'blue')
people34.color('blue', 'blue')
people35.color('blue', 'blue')
people36.color('blue', 'blue')
people37.color('blue', 'blue')#初始颜色，people1是初始感染者，为红色；其余为蓝色
all_pen = [people1, people2, people3, people4, people5, people6, people7, people8, people9, people10, people11, people12, people13, people14, people15, people16, people17, people18,
          people19, people20, people21, people22, people23, people24, people25, people26, people27, people28, people29, people30, people31, people32, people33, people34, people35, people36, people37]
people_health = [people_1, people_2, people_3, people_4, people_5, people_6, people_7, people_8, people_9, people_10, people_11, people_12, people_13, people_14, people_15, people_16, people_17, people_18,
                 people_19, people_20, people_21, people_22, people_23, people_24, people_25, people_26, people_27, people_28, people_29, people_30, people_31, people_32, people_33, people_34, people_35, people_36, people_37]
#将每个人及他们的健康状态存入列表
hospital = int(input('输入初始医疗资源数量'))
hospital_reaction_time = int(input('输入医院反应时间'))
people_speed = int(input('输入人口流动速度'))
jishi = 1
infect_distance = int(input('输入最大传染距离'))
cure_speed = int(input('输入一天治疗几名患者'))
shengchanlv = int(input('输入医疗资源生产效率（几天一个）'))#输入参数
for i in all_pen:
    i.goto(random.uniform(-350, 350), random.uniform(-350,350))#初始位置
while True:
    for i in all_pen:
        i.setheading(random.uniform(0, 360))
        i.forward(people_speed)#所有人移动
    for i in all_pen:
        if (i.xcor() > 350):
            i.setx(350)
        if (i.ycor() > 350):
            i.sety(350)
        if (i.xcor() < -350):
            i.setx(-350)
        if (i.ycor() < -350):
            i.sety(-350)#将出界者拉回屏幕
    for i in range(len(all_pen)):
        for j in range(len(all_pen)):
            if (distance(all_pen[i].xcor(), all_pen[i].ycor(), all_pen[j].xcor(), all_pen[j].ycor()) <= infect_distance) and (not people_health[i] or  not people_health[j]):
                all_pen[i].color('red', 'red')
                all_pen[j].color('red', 'red')
                people_health[i] = False
                people_health[j] = False#用穷举法对所有感染情况进行判断，更新感染者和被感染者的颜色
    if jishi==hospital_reaction_time + 1:
        print('医院已开始工作！')#医院反应后开始工作
    if jishi > hospital_reaction_time:
        for i in range(cure_speed):
            for i in people_health:
                if hospital <= 0:
                    continue#医疗资源用完时无法工作
                if not i:
                    people_health[people_health.index(i)]=True
                    hospital-=1
                    break#每天治疗 cure_speed 名感染者
    for i in range(len(all_pen)):
        if people_health[i]:
            all_pen[i].color('blue','blue')#更新治愈者的颜色
    print('Day',jishi)
    print('医疗资源还够',hospital,'人使用')
    a,b=check(people_health)
    print('幸存者有',a,'位','感染者有',b,'位')
    print('幸存者占比为',str(round(a/37*100,3))+'%','感染者占比为',str(round(b/37*100,3))+'%')#数据报告
    if a==0:
        print('人类已被全部感染！')  # 结果报告
        break
    if b==0:
        print('人类已被全部治愈！')  # 结果报告
        break
    jishi+=1#记录循环次数的变量值+1
    if jishi%shengchanlv==0:
        hospital+=1#每几天生产出一人份的医疗物资

【提示】

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