Как выводить результат программы в одну строку?

lst = list(input())
x = 0
l = []
for i in lst:
    if lst.count(i) !=1:
        l.append(i)
 
l2 = set(l)
l2= list(l2)
l2.remove(' ')
while x != len(l2):
    print(l2[x])
    x +=1

l = input().split()
print(*({x for x in l if l.count(x) > 1}))

l = input().split()
 
s = set()
for x in l:
    if l.count(x) > 1:
        s.add(x)
 
print(*s) # print(" ".join(s))

lst =input().split()
l = []
for i in lst:
    if lst.count(i)!=1 and i not in l :
        l.append(i)
print(' '.join(l))

    l = [1, 4, 5, 4, 1, 6, 4, 6, 4, 4, 7]
    l.sort()
    n = 0
    for i in range(1, len(l)):
        if l[i] == l[n]:
            if i - n == 1:
                print(l[i])
        else:
            n = i

print(*s) # print(" ".join(s))

def func1():
    return 2, 5, 7
 
def func2(x, y, z):
    print(x + y + z)
 
func2(*func1())

def func1(x, y):
    print(x + y)
 
def func2(x, y):
    print((x ** 2 + y ** 2) ** 0.5)
 
pars = (3, 7)
func1(*pars)
func2(*pars)

def fibonacci(n):
    fib1, fib2 = 0, 1
    for i in range(n):
        fib1, fib2 = fib2, fib1 + fib2
        yield fib1
print(*fibonacci(10))

def max(a, b, c):
    return max(max(a, b), c)
print(max(*map(int, input().split())))

sep = ", "
arr = ["Саша", "Женя", "Петя", "Вася"]
sep.join(arr)

";".join( ["1","2"] )

for i in range(1, len(l) - 1):
    if l[i-1] == l[i] and l[i] != l[i+1]:
        print(l[i], end=" ")
if l[i+1] == l[i]:
    print(l[i])
else:
    print()

lst = list(input())
x = 0
l = []
for i in lst:
    if lst.count(i) !=1:
        l.append(i)
 
l2 = set(l)
l2= list(l2)
l2.remove(' ')
while x != len(l2):
    print(l2[x],endl=" ")
    x +=1
print()