제출 #102579

rch
7
L
D
P w
B
B
D
D

rh

rc

cmtzcugz
5
B
L
D
P r
P r

cmtzcurrg

cmtzcugrr

ofh
12
P m
B
B
D
B
D
L
P e
L
L
B
P u

ue

ueo

u
2
B
B

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.util.EmptyStackException
	at java.base/java.util.Stack.peek(Stack.java:101)
	at java.base/java.util.Stack.pop(Stack.java:83)
	at Main.main(Main.java:54)

i
5
D
D
B
B
P x

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.util.EmptyStackException
	at java.base/java.util.Stack.peek(Stack.java:101)
	at java.base/java.util.Stack.pop(Stack.java:83)
	at Main.main(Main.java:54)

x

c
11
L
D
B
P l
B
P u
L
B
D
L
B

런타임 에러 (RTE)
stderr:
 Exception in thread "main" java.util.EmptyStackException
	at java.base/java.util.Stack.peek(Stack.java:101)
	at java.base/java.util.Stack.pop(Stack.java:83)
	at Main.main(Main.java:54)

u