from collections import Counter as cs
l = cs([1, 2, 3, 3, 4])
z = [k if v == 1 else 'a' for k, v in l.items()]
z.remove('a')
print(z)
from collections import Counter as cs
data = 'Python 3 is better than python 2'.split()
count = cs(data)
for i, j in sorted(count.items()):
print(' ' * (10 - len(i)), end='')
print('{} : {}'.format(i, j))
'''
2 : 1
3 : 1
Python : 1
better : 1
is : 1
python : 1
than : 1
'''
from collections import Counter as cs
x = int(input())
y = input().split(" ")
y = cs(y)
z = int(input())
l1, l2 = [], []
for i in range(z):
q = input().split(" ")
l1.append(q[0])
l2.append(q[1])
l3, l4 = [], []
for i in l1:
if i not in l3:
l3.append(i)
l5 = []
for i in l3:
l4 = []
for j in range(len(l1)):
if i == l1[j]:
l4.append(l2[j])
for j in range(y[i]):
l5.append(int(l4[j]))
print(sum(l5))
l1=[6,2,4,3]
l2=[6,6,1,4,7,1]
l3=[]
for i in l2:
if i not in l1:
l1.extend([i]*l2.count(i))
else:
if(l1.count(i)<l2.count(i)):
l1.extend([i]*(l2.count(i)-l1.count(i)))
print(l1)
#solution2
from collections import Counter as cs
l1=[6,6,2,4,3]
l2=[6,1,4,7,1]
n1=cs(l1)
n2=cs(l2)
for i,j in n1.items():
if( i in n2):
if n2[i]>j:
print((str(i)+' ')*n2[i],end='')
else:
print((str(i)+' ')*j,end='')
else:
print((str(i)+' ')*j,end='')
for i,j in n2.items():
if(i not in n1):
print((str(i)+' ')*j,end='')
from collections import Counter as cs
from collections import defaultdict as dc
x = input().split(" ")
x = list(map(int, x))
for i in range(len(x)):
l1 = []
d = dc()
for j in range(x[i]):
y = input()
d[j + 1] = y
l1.append(y)
print(l1)
print(d)
print(cs(l1))
a = cs(l1)
for k, v in a.items():
if v != 1:
for i in d.keys():
if d[i] == k:
print(i, end="")
print()
'''5 2
a
b
a
a
b
['a', 'b', 'a', 'a', 'b']
defaultdict(None, {1: 'a', 2: 'b', 3: 'a', 4: 'a', 5: 'b'})
Counter({'a': 3, 'b': 2})
from collections import Counter as cs,defaultdict as dd,OrderedDict
x=cs(list(input()))
d=dd()
x=(OrderedDict(sorted(x.items(),key=lambda kv:kv[1] ,reverse=True)))
for k,v in x.items():
if v>1:
print(k,v)