Week05 Тин Павел

Programme1

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+

hello.py

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+print('hello, world')

week02/Py1.py

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+def print_hours_minutes(n):
+    print(n//60%24,n%60)
+
+n=int(input())
+print_hours_minutes(n)

week02/Py2.py

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+def print_string(t,n):
+    a=[]
+    a.append('Hello')
+    for i in range(n):
+        a.append(t)
+    print(', '.join(a))
+
+text=input()
+n=int(input())
+print_string(text,n)

week02/Py3.py

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+def find_min(a,b,c):
+    min_elem=a
+    if b<min_elem:
+        min=b
+    if c<min_elem:
+        min=c
+    print(min_elem)
+a=int(input())
+b=int(input())
+c=int(input())
+find_min(a,b,c)

week02/Py4.py

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+def point(v,t):
+    if v>0:
+        print(v*t%109)
+    else:
+        print((109+v*t)%109)
+v=int(input())
+t=int(input())
+point(v,t)

week02/Py5.py

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+def sum_factorials(n):
+    a=1
+    summar=0
+    for i in range(1,n+1):
+        a=a*i
+        summar+=a
+    print(summar)
+
+n=int(input())
+sum_factorials(n)

week02/Py6.py

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+def find_2nd_max(arr):
+    mx=arr[0]
+    for i in range(1,len(arr)):
+        if arr[i]>mx:
+            mx=arr[i]
+    mx2=0
+    for i in range(len(arr)):
+        if ((arr[i]>mx2) and (arr[i]<mx)):
+            max2=arr[i]
+    print(mx2)
+
+mas=[]
+a=int(input())
+while a!=0:
+    mas.append(a)
+    a=int(input())
+find_2nd_max(mas)

week02/Py7.py

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+def even_index(a):
+    evenindex = []
+    for i in range(0,len(a),2):
+        evenindex.append(a[i])
+    print(' '.join(evenindex))
+
+a = input().split()
+even_index(a)

week02/Py8.py

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+def even_elems(lst):
+    for elem in lst:
+        if int(elem) %2==0:
+            print(elem,end=' ')
+
+arr=input().split()
+even_elems(arr)

week02/Py9.py

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+from math import sqrt
+
+def length(a,b,c,d):
+    print(sqrt((a-c)**2+(b-d)**2))
+
+x1=float(input())
+y1=float(input())
+x2=float(input())
+y2=float(input())
+length(x1,y1,x2,y2)

week03/Turtle10.py

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+import turtle
+from math import sin,pi
+
+def draw_2circles(R):
+    Nsteps=36
+    angle=180-360/Nsteps
+    a=2*R*sin(pi/Nsteps)
+    for i in range(Nsteps):
+        turtle.forward(a)
+        turtle.left(180-angle)
+    for i in range(Nsteps):
+        turtle.forward(a)
+        turtle.right(180-angle)
+
+r=30
+nspirals=3
+angle=180/nspirals
+for i in range(nspirals):
+    draw_2circles(r)
+    turtle.left(angle)

week03/Turtle11.py

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+import turtle
+from math import sin,pi
+
+def draw_2circles(R):
+    n=36
+    angle=180-360/n
+    a=2*R*sin(360/n/2*pi/180)
+    for i in range(n):
+        turtle.forward(a)
+        turtle.left(180-angle)
+    for i in range(n):
+        turtle.forward(a)
+        turtle.right(180-angle)
+N=4
+r=20
+dr=10
+turtle.left(90)
+for i in range(N):
+    draw_2circles(r)
+    r+=dr

week03/Turtle12.py

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+import turtle
+from math import sin, pi
+
+def draw_arch(R):
+    Nsteps=36
+    angle=180-360/Nsteps
+    a=2*R*sin(360/Nsteps*pi/180)
+    for i in range(int(Nsteps/2)-1):
+        turtle.right(180-angle)
+        turtle.forward(a)
+    turtle.right(180-angle)
+
+nspirals=7
+r1=30
+r2=5
+turtle.left(90)
+for i in range(nspirals):
+    draw_arch(r1)
+    draw_arch(r2)

week03/Turtle13.py

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+import turtle
+from math import sin,pi, sqrt
+
+def draw_circle(R,k):
+    Nsteps=36
+    angle=180-360/Nsteps
+    a=2*R*sin(360/Nsteps*pi/180)
+    for i in range(int(Nsteps/k)):
+        turtle.left(180-angle)
+        turtle.forward(a)
+    turtle.right(180-angle)
+
+def draw_in_position(color1,color2,x,y,r,k):
+    turtle.penup()
+    turtle.goto(x,y)
+    turtle.pendown()
+    turtle.color(color1, color2)
+    turtle.begin_fill()
+    draw_circle(r,k)
+    turtle.end_fill()
+
+R=50
+
+draw_in_position('black','yellow',0,0,R,1)
+r=10
+draw_in_position('black','blue',-R,2.5*R,r,1)
+draw_in_position('black','blue',R/2,2.5*R,r,1)
+
+turtle.penup()
+turtle.goto(-r,2*R)
+turtle.pendown()
+turtle.color('black')
+turtle.width(10)
+turtle.goto(-r,R)
+
+r=20
+turtle.right(65)
+turtle.penup()
+turtle.goto(-2.5*r, R)
+turtle.pendown()
+turtle.width(10)
+turtle.color('red')
+draw_circle(r,2)

week03/Turtle14 2.py

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+import turtle
+
+from math import pi,sin
+
+def draw_circle(R,Nsteps):
+    mas_pos=[[0]*2 for i in range(Nsteps)]
+    angle = 180 - 360 / Nsteps
+    a = 2 * R * sin(pi / Nsteps)
+    turtle.penup()
+    for i in range(Nsteps):
+        mas_pos[i]=turtle.pos()
+        turtle.forward(a)
+        turtle.left(180 - angle)
+    turtle.pendown()
+    return mas_pos
+
+def draw_star(R,Nsteps):
+    arr_pos=draw_circle(R,Nsteps)
+    k=0
+    num_inc=Nsteps//2
+    for i in range(Nsteps+1):
+        turtle.goto(arr_pos[k])
+        k=(k+num_inc)%Nsteps
+r=100
+n=5
+draw_star(r,n)
+turtle.penup()
+turtle.forward(4*r)
+turtle.pendown()
+r=150
+n=11
+draw_star(r,n)

week03/Turtle14.py

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+import turtle
+
+def draw_star(N,a):
+    for i in range(N):
+        turtle.forward(a)
+        turtle.right(720/N)
+
+
+n=5
+a=100
+dangle=180-540/n #угол-поправка на направление черчения
+turtle.left(dangle)
+draw_star(n,a)
+#turtle.penup()
+#turtle.right(dangle)
+#turtle.forward(2*a)
+#n=11
+#turtle.left(dangle)
+#turtle.pendown()
+#draw_star(n,a)

week03/Turtle2.py

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+import turtle
+turtle.shape('turtle')
+turtle.forward(100)
+turtle.left(90)
+turtle.forward(100)
+turtle.left(90)
+turtle.forward(100)
+turtle.right(90)
+turtle.forward(100)
+turtle.right(90)
+turtle.forward(100)

week03/Turtle3.py

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+import turtle
+turtle.shape('triangle')
+turtle.forward(40)
+turtle.left(90)
+turtle.forward(40)
+turtle.left(90)
+turtle.forward(40)
+turtle.left(90)
+turtle.forward(40)

week03/Turtle4.py

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+import turtle
+turtle.shape('turtle')
+i=1
+numsteps=100
+while i<=numsteps:
+    turtle.left(360/numsteps)
+    turtle.forward(5)
+    i+=1

week03/Turtle5.py

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+import turtle
+turtle.shape('arrow')
+width=10
+num=10
+a=10
+for i in range(num):
+    for j in range(4):
+        turtle.forward(a)
+        turtle.left(90)
+    turtle.penup()
+    turtle.right(135)
+    turtle.forward(width*(2**0.5))
+    turtle.left(135)
+    turtle.pendown()
+    a+=width*2

week03/Turtle6.py

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+import turtle
+turtle.shape('turtle')
+n=12
+length=200
+for i in range(n):
+    turtle.forward(length)
+    turtle.stamp()
+    turtle.backward(length)
+    turtle.left(360/n)

week03/Turtle7.py

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+import turtle
+from math import sin, pi
+
+def draw_spiral(step,Nst,inc):
+    angle=180-360/Nst
+    for i in range(Nst):
+        turtle.forward(step)
+        turtle.left(180-angle)
+        step+=inc
+
+
+nspirals=10
+r=1
+Nsteps=36
+inc=0.05
+step=2*r*sin(360/Nsteps*pi/180)
+turtle.left(90)
+for i in range(nspirals):
+    draw_spiral(step,Nsteps,inc)
+    step+=inc*Nsteps

week03/Turtle8.py

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+def step(len,angle):
+    turtle.forward(len)
+    turtle.left(angle)
+
+import turtle
+turtle.shape('classic')
+n=10
+a=10
+inc=10
+for i in range(n):
+    for j in range(2):
+        step(a,90)
+        a=a+inc
+        step(a,90)

week03/Turtle9.py

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+import turtle
+from math import sin,pi
+
+inc=10
+
+def draw(n,R):
+    angle=180-360/n
+    turtle.left(180-angle/2)
+    a=2*R*sin(360/n/2*pi/180)
+    for i in range(n):
+        turtle.forward(a)
+        turtle.left(180-angle)
+    turtle.right(180-angle/2)
+    turtle.penup()
+    turtle.forward(inc)
+    turtle.pendown()
+
+turtle.shape('arrow')
+r=5
+for i in range(3,14):
+    draw(i,r)
+    r=r+inc