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s=input()
a=input()
b=input()
t=[0 for i in range(150)]
u=[0 for i in range(150)]
for i in s:
	t[ord(i)]+=1
	u[ord(i)]+=1

x=0
c=""
bb=True
while(bb):
	for i in a:
		t[ord(i)]-=1
		if t[ord(i)]<0:bb=False
	if bb:
		c+=a
		x+=1
	else:
		for i in a:
			t[ord(i)]+=1
bb=True
while(bb):
	for i in b:
		t[ord(i)]-=1
		if t[ord(i)]<0:bb=False
	if bb:
		c+=b
		x+=1
	else:
		for i in b:
			t[ord(i)]+=1
		
y=0
d=""
bb=True
while(bb):
	for i in b:
		u[ord(i)]-=1
		if u[ord(i)]<0:bb=False
	if bb:
		d+=b
		y+=1
	else:
		for i in b:
			u[ord(i)]+=1
bb=True
while(bb):
	for i in a:
		u[ord(i)]-=1
		if u[ord(i)]<0:bb=False
	if bb:
		d+=a
		y+=1
	else:
		for i in a:
			u[ord(i)]+=1
		
for i in range(150):
	if t[i]>0:
		for j in range(t[i]):
			c+=chr(i)
for i in range(150):
	if u[i]>0:
		for j in range(u[i]):
			d+=chr(i)
			
if x>=y:print(c)
else:print(d)		
