CSE-412 Python lab 1

print('Hello World')


print("Daffodil \nInternational \nUniversity\tDhaka")


print("Daffodil \tInternational \tUniversity \tDhaka")



#Variable
num = 10
print(num)


num2=float(input("Enter First number: "))
num3=float(input("Enter Second number: "))

print(num2+num3)



num4=float(input("Enter First number: "))
num5=float(input("Enter Second number: "))

print(num4/num5)

num6=float(input("Enter First number: "))
num7=float(input("Enter Second number: "))
print(num6*num7)


#Circle

pie = 3.1416
r = int(input("Enter radius: "))
area = pie*r*r

print(area)

#Triangle

base=int(input("Enter base: "))
height=int(input("Enter height: "))
area = 0.5*base*height
print(area)


#if else

marks=int(input("Enter your marks: "))

if marks>=80:
    print("A+")

elif marks<80 & marks>=75:
    print("A")

elif marks<75 & marks>=70:
    print("A-")

elif marks<70 & marks>=65:
    print("B+")

elif marks<65 & marks>=60:
    print("B")

elif marks<60 & marks>=55:
    print("B-")

elif marks<55 & marks>=50:
    print("C+")

elif marks<50 & marks>=45:
    print("C")

elif marks<45 & marks>=40:
    print("D")
else:
    print("Fail")



#for loop

i = [1,2,3,4,5,6,7,8,9]

for i in range(1,10,2):
    print(i)




#While loop

i = 1

while (i < 14):
    print(i)
    i=i+2;



#Break Continue

i = 0

for i in range(20):
    if i>10:
        break
    else:
        print(i)


i = 0

for i in range(20):
    if i<10:
        continue
    else:
        print(i)