Chiziqli algaritmlarni dasturlash

5-misol. x ga karrali n ta sonni chiqarish dasturini tuzing.
x=int(input())
n=int(input())
i=0
for i in range(n):
s=i*x
print(s)
6-misol. 1 dan n gacha bо‘lgan natural sonlar kvadratlari yig‘indisini aniqlovchi dastur yozing.
n=int(input())
s=0
for i in range(1,n):
s=s+i**2
print(s)
7-misol. n>=2 shartni qanoatlantiruvchi n soni berilgan. Ushbu ifodani hisoblovchi dastur tuzing. d=1*2+2*3+...+(n–1)*n
n=int(input())
s=0
if n>=2:
for i in range(2,n+1):
s=s+(i-1)*i
print(s)
8-misol. Bir nechta son berilgan. Ular orasida qancha 2 soni bor ekanligini aniqlovchi dastur tuzing.
n=int(input())
s=0
for i in range(n):
i=int(input())
if i==2:
s=s+1
print(s)
9-misol. S=11+13+15+…+49 yig‘indini hisoblash dasturini tuzing.
s=0
for i in range(11,50):
s=s+i
print(s)