#Program 1: print n times(increment)
n=int(input("Enter the value of n : "))
for i in range(1,n,1):   #i=1,i<n,i++
    print(i,"  jahab")

#Program 2: print n times(increment)
n=int(input("Enter the value of n : "))
for i in range(1,n+1,1):   #i=1,i<=n,i++
    print(i,"  jahab")

#Program 3: print n times(decrement)
n=int(input("Enter the value of n : "))
for i in range(n,0,-1):   #i=n,i>0,i--
    print(i,"  jahab")

#Program 4 : Display even number in given input
n=int(input("Enter the value of n : "))
for i in range(2,n+1,2):
    print(i)

#Program 5 : Display even number in given input
n=int(input("Enter the value of n : "))
for i in range(1,n+1,1):
    if (i%2==0):
        print(i)

#Program 6 : Display even number & sum of even in given input
n=int(input("Enter the value of n : "))
s=0
for i in range(1,n+1,1):
    if (i%2==0):
        s=s+i
        print(i)
       
print("sum of even number is :",s)

#Program 7 : sum of digits
n=int(input("Enter the value of n : "))
s=0
for i in range(1,n+1,1):
        s=s+i
        print(i)
print("sum of Digits :",s)

#Program 8 : find factorial value
n=int(input("Enter the value of n : "))
s=1
for i in range(1,n+1,1):
        s=s*i
        print(i)
print("Factorial is :",s)


#Program 9 : display n times using while loop(increment)
n=int(input("enter the value of n : "))
i=1
while(i<=n):
    print(i," jahab")
    i=i+1

#Program 10 : display n times using while loop(decrement)
n=int(input("enter the value of n : "))
i=n
while(i>=1):
    print(i," jahab")
    i=i-1

#Program 11: Reversed number
n=int(input("enter the value of n : "))   #123
c=0
while(n>0):   #123>0 ,12>0, 1>0,0>0
    a=n%10   #3,2,1
    n=int(n/10)   #12,1,0
    c=c*10+a  #3,32,321
print("Reverse number is :",c)


#Program 12: sum of integer(123 : 1+2+3 = 6)
n=int(input("enter the value of n : "))   #123
c=0
while(n>0):   #123>0 ,12>0, 1>0,0>0
    a=n%10   #3,2,1
    n=int(n/10)   #12,1,0
    c=c+a 
print("sum of integer is :",c)


#Program 13: Armstrong number(153 = 1(3)+5(3)+3(3) =153)
n=int(input("enter the value of n : "))   #123
n1=n
c=0
while(n>0): 
    a=n%10
    n=int(n/10) 
    c=c+a*a*a
print("Input :",n1,"\t Output :",c)
if c==n1:
    print("Armstrong Number")
else:
    print("Not Armstrong Number")
   
#note: 153,370,371,407
1. Perfect Number or not
2. Middle number is equal to sum of first and last number
3. Adam number or not Adam
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#Program 1 : using nested for loop using increment
n=int(input("Enter the value of  n : "))
for i in range(1,n+1):
    for j in range(1,i+1):
        #print(i,end="")
        print(j,end="")
    print()

#Program 2 : using nested for loop using decrement
n=int(input("Enter the value of  n : "))
for i in range(n,0,-1):
    for j in range(1,i+1):
        #print(i,end="")
        print(j,end="")
    print()

#Program 3 : using nested for loop using decrement
n=int(input("Enter the value of  n : "))
for i in range(1,n+1):
    for j in range(n,i-1,-1):
        print(i,end="")
        #print(j,end="")
    print()
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