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QOJ
| ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
|---|---|---|---|---|---|---|---|---|---|
| #308147 | #6568. Space Alignment | Mizara# | AC ✓ | 9ms | 9620kb | Python3 | 651b | 2024-01-19 16:46:07 | 2024-01-19 16:46:08 |
Judging History
answer
def f():
n = int(input())
res = -1
q = []
for i in range(n):
line = input()
a, b = 0, 0
for x in line[:-1]:
if x == 's':
a += 1
else:
b += 1
if line[-1] == '{':
q.append((a, b))
continue
x, y = q.pop()
if x < a:
x, a = a, x
y, b = b, y
if y > b:
print(-1)
return
a = x - a
b = b - y
if a == 0 and b == 0:
continue
if b == 0:
print(-1)
return
if a % b:
print(-1)
return
a //= b
if res > 0 and res != a:
print(-1)
return
if a == 0:
print(-1)
return
res = a
print(max(res, 1))
if __name__ == '__main__':
f()
詳細信息
Test #1:
score: 100
Accepted
time: 9ms
memory: 9620kb
input:
10
{
ss{
sts{
tt}
t}
t{
ss}
}
{
}
output:
2
result:
ok single line: '2'
Test #2:
score: 0
Accepted
time: 9ms
memory: 9524kb
input:
2
{
}
output:
1
result:
ok single line: '1'
Test #3:
score: 0
Accepted
time: 6ms
memory: 9508kb
input:
4
{
ss{
ss}
}
output:
1
result:
ok single line: '1'
Test #4:
score: 0
Accepted
time: 9ms
memory: 9452kb
input:
4
{
tt{
tt}
}
output:
1
result:
ok single line: '1'
Test #5:
score: 0
Accepted
time: 4ms
memory: 9568kb
input:
4
{
ss{
s}
}
output:
-1
result:
ok single line: '-1'
Test #6:
score: 0
Accepted
time: 9ms
memory: 9508kb
input:
4
{
tt{
t}
}
output:
-1
result:
ok single line: '-1'
Test #7:
score: 0
Accepted
time: 6ms
memory: 9488kb
input:
4
{
tt{
s}
}
output:
-1
result:
ok single line: '-1'
Test #8:
score: 0
Accepted
time: 9ms
memory: 9432kb
input:
4
{
tt{
sss}
}
output:
-1
result:
ok single line: '-1'
Test #9:
score: 0
Accepted
time: 9ms
memory: 9452kb
input:
4
{
tt{
ssss}
}
output:
2
result:
ok single line: '2'
Test #10:
score: 0
Accepted
time: 5ms
memory: 9512kb
input:
6
{
}
{
tt{
ssss}
}
output:
2
result:
ok single line: '2'
Test #11:
score: 0
Accepted
time: 6ms
memory: 9504kb
input:
100
{
}
{
}
{
t{
ssssssssssssssssssssssssssssssssssss}
t{
t}
t{
tssssssssssssssssssssssssssssssssssss{
tssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss{
tsssssssssssssssssssssssssssssssssssst}
ttssssssssssssssssssssssssssssssssssss{
ssssssssssssssssssssssssssssssssssssssssss...
output:
36
result:
ok single line: '36'
Test #12:
score: 0
Accepted
time: 3ms
memory: 9548kb
input:
100
{
t{
tssssssssssssssssssss{
ttssssssssssssssssssss{
tsssssssssssssssssssstt{
sssssssssssssssssssssssssssssssssssssssssssssssssssssssssssstt{
ttsssssssssssssssssssstssssssssssssssssssssssssssssssssssssssss{
sssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssstsssssssss...
output:
20
result:
ok single line: '20'
Test #13:
score: 0
Accepted
time: 5ms
memory: 9456kb
input:
4
{
t{
sssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss...
output:
999
result:
ok single line: '999'