Buggy python submission (verdict: Time Limit Exceeded):
S = str(input())
Q = int(input())

topFlg = True

for _ in range(Q):
    query = list(map(str, input().split()))
    if query[0] == "1":
        topFlg = not (topFlg)
    else:
        if query[1] == "1":
            S = query[2] + S if topFlg else S + query[2]
        else:
            S = S + query[2] if topFlg else query[2] + S

print(S) if topFlg else print(S[::-1])


Fixed submission:
S = str(input())
Q = int(input())

topFlg = True

leftStr = ""
rightStr = ""

for _ in range(Q):
    query = list(map(str, input().split()))
    if query[0] == "1":
        topFlg = not (topFlg)
    else:
        if query[1] == "1":
            if topFlg:
                leftStr = query[2] + leftStr
            else:
                rightStr += query[2]
        else:
            if topFlg:
                rightStr += query[2]
            else:
                leftStr = query[2] + leftStr

print(leftStr + S +
      rightStr if topFlg else rightStr[::-1] + S[::-1] + leftStr[::-1])

Buggy python submission (verdict: Time Limit Exceeded):
S = str(input())
Q = int(input())

topFlg = True

for _ in range(Q):
    query = list(map(str, input().split()))
    if query[0] == "1":
        topFlg = not (topFlg)
    else:
        if query[1] == "1":
            S = query[2] + S if topFlg else S + query[2]
        else:
            S = S + query[2] if topFlg else query[2] + S

if not topFlg:
    S = S[::-1]

print(S)


Fixed submission:
S = str(input())
Q = int(input())

topFlg = True

leftStr = ""
rightStr = ""

for _ in range(Q):
    query = list(map(str, input().split()))
    if query[0] == "1":
        topFlg = not (topFlg)
    else:
        if query[1] == "1":
            if topFlg:
                leftStr = query[2] + leftStr
            else:
                rightStr += query[2]
        else:
            if topFlg:
                rightStr += query[2]
            else:
                leftStr = query[2] + leftStr

print(leftStr + S +
      rightStr if topFlg else rightStr[::-1] + S[::-1] + leftStr[::-1])

Buggy python submission (verdict: Time Limit Exceeded):
S = str(input())
Q = int(input())

topFlg = True
queries = [list(map(str, input().split())) for _ in range(Q)]

for query in queries:
    if query[0] == "1":
        topFlg = not (topFlg)
    else:
        if query[1] == "1":
            S = query[2] + S if topFlg else S + query[2]
        else:
            S = S + query[2] if topFlg else query[2] + S

if not topFlg:
    S = S[::-1]

print(S)


Fixed submission:
S = str(input())
Q = int(input())

topFlg = True

leftStr = ""
rightStr = ""

for _ in range(Q):
    query = list(map(str, input().split()))
    if query[0] == "1":
        topFlg = not (topFlg)
    else:
        if query[1] == "1":
            if topFlg:
                leftStr = query[2] + leftStr
            else:
                rightStr += query[2]
        else:
            if topFlg:
                rightStr += query[2]
            else:
                leftStr = query[2] + leftStr

print(leftStr + S +
      rightStr if topFlg else rightStr[::-1] + S[::-1] + leftStr[::-1])

Buggy python submission (verdict: Time Limit Exceeded):
S = str(input())
Q = int(input())

topFlg = True

for _ in range(Q):
    query = list(map(str, input().split()))

    if query[0] == "1":
        topFlg = not (topFlg)
    else:
        if query[1] == "1":
            if topFlg:
                S = query[2] + S
            else:
                S += query[2]
        else:
            if topFlg:
                S += query[2]
            else:
                S = query[2] + S

if not topFlg:
    S = S[::-1]

print(S)


Fixed submission:
S = str(input())
Q = int(input())

topFlg = True

leftStr = ""
rightStr = ""

for _ in range(Q):
    query = list(map(str, input().split()))
    if query[0] == "1":
        topFlg = not (topFlg)
    else:
        if query[1] == "1":
            if topFlg:
                leftStr = query[2] + leftStr
            else:
                rightStr += query[2]
        else:
            if topFlg:
                rightStr += query[2]
            else:
                leftStr = query[2] + leftStr

print(leftStr + S +
      rightStr if topFlg else rightStr[::-1] + S[::-1] + leftStr[::-1])

Buggy python submission (verdict: Time Limit Exceeded):
S = str(input())
Q = int(input())

for _ in range(Q):
    query = list(map(str, input().split()))

    if query[0] == "1":
        S = S[::-1]
    else:
        if query[1] == "1":
            S = query[2] + S
        else:
            S += query[2]
print(S)


Fixed submission:
S = str(input())
Q = int(input())

topFlg = True

leftStr = ""
rightStr = ""

for _ in range(Q):
    query = list(map(str, input().split()))
    if query[0] == "1":
        topFlg = not (topFlg)
    else:
        if query[1] == "1":
            if topFlg:
                leftStr = query[2] + leftStr
            else:
                rightStr += query[2]
        else:
            if topFlg:
                rightStr += query[2]
            else:
                leftStr = query[2] + leftStr

print(leftStr + S +
      rightStr if topFlg else rightStr[::-1] + S[::-1] + leftStr[::-1])