Buggy python submission (verdict: Time Limit Exceeded):
import itertools 
def take_solve(take):
    result=float("inf")
    for x,y,z in itertools.permutations(take):
        result=min(result,abs(x-a)+abs(y-b)+abs(z-c))
    return result
 
n,a,b,c=[int(x) for x in input().split()]
l=[]
for _ in range(n):
    l.append(int(input()))
from collections import defaultdict
d=defaultdict(int)
def ans(takes):
    takes=sorted(takes)
    key=str(takes)
    if key in d.keys():
        return d[key]
    m=len(takes)
    result=float("inf")
    if m==3:
        result=min(result,take_solve(takes)+10*(n-m))
    else:
        for i,j in itertools.combinations(list(range(m)),2):
            next_take=[takes[x] for x in range(m) if not x in (i,j)]
            next_take.append(takes[i]+takes[j])
            result=min(result,ans(next_take))
        for i,j,k in itertools.combinations(list(range(m)),3):
            result=min(result,take_solve((takes[i],takes[j],takes[k]))+10*(n-m))
    d[key]=result
    return result
print(ans(l))

Fixed submission:
import itertools 
def take_solve(take):
    result=float("inf")
    for x,y,z in itertools.permutations(take):
        result=min(result,abs(x-a)+abs(y-b)+abs(z-c))
    return result

n,a,b,c=[int(x) for x in input().split()]
l=[]
for _ in range(n):
    l.append(int(input()))
from collections import defaultdict
d=defaultdict(int)
def ans(takes):
    takes=sorted(takes)
    key=str(takes)
    if key in d.keys():
        return d[key]
    m=len(takes)
    result=float("inf")
    if m==3:
        result=min(result,take_solve(takes)+10*(n-m))
    else:
        for i,j in itertools.combinations(list(range(m)),2):
            next_take=[takes[x] for x in range(m) if not x in (i,j)]
            next_take.append(takes[i]+takes[j])
            result=min(result,ans(next_take))
        for i,j,k in itertools.combinations(list(range(m)),3):
            result=min(result,take_solve((takes[i],takes[j],takes[k]))+10*(n-m))
    d[key]=result
    return result
print(ans(l))

Buggy python submission (verdict: Time Limit Exceeded):
import itertools 
from collections import defaultdict
d=defaultdict(int)
def take_solve(take):
    key=str(take)
    if key in d.keys():
        return d[key]
    result=float("inf")
    for x,y,z in itertools.permutations(take):
        result=min(result,abs(x-a)+abs(y-b)+abs(z-c))
    d[key]=result
    return result

n,a,b,c=[int(x) for x in input().split()]
l=[]
for _ in range(n):
    l.append(int(input()))

def ans(takes):
    takes=sorted(takes)
    key=str(takes)
    if key in d.keys():
        return d[key]
    m=len(takes)
    result=float("inf")
    if m==3:
        result=min(result,take_solve(takes)+10*(n-m))
    else:
        for i,j in itertools.combinations(list(range(m)),2):
            next_take=[takes[x] for x in range(m) if not x in (i,j)]
            next_take.append(takes[i]+takes[j])
            result=min(result,ans(next_take))
        for i,j,k in itertools.combinations(list(range(m)),3):
            result=min(result,take_solve((takes[i],takes[j],takes[k]))+10*(n-m))
    d[key]=result
    return result
print(ans(l))

Fixed submission:
import itertools 
def take_solve(take):
    result=float("inf")
    for x,y,z in itertools.permutations(take):
        result=min(result,abs(x-a)+abs(y-b)+abs(z-c))
    return result

n,a,b,c=[int(x) for x in input().split()]
l=[]
for _ in range(n):
    l.append(int(input()))
from collections import defaultdict
d=defaultdict(int)
def ans(takes):
    takes=sorted(takes)
    key=str(takes)
    if key in d.keys():
        return d[key]
    m=len(takes)
    result=float("inf")
    if m==3:
        result=min(result,take_solve(takes)+10*(n-m))
    else:
        for i,j in itertools.combinations(list(range(m)),2):
            next_take=[takes[x] for x in range(m) if not x in (i,j)]
            next_take.append(takes[i]+takes[j])
            result=min(result,ans(next_take))
        for i,j,k in itertools.combinations(list(range(m)),3):
            result=min(result,take_solve((takes[i],takes[j],takes[k]))+10*(n-m))
    d[key]=result
    return result
print(ans(l))