NOI.AC
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| #186602 | #4. 爬楼梯 | AndyLuo | 100 | 1ms | 1196kb | C++11 | 323b | 2023-10-01 10:12:19 | 2023-10-01 10:12:21 |
answer
#include <bits/stdc++.h>
using namespace std;
int main() {
long long a = 1,b = 1,n;
cin >> n;
n++;
if (n < 3)
{
cout << 1 << endl;
return 0;
}
n -= 2;
if (n % 2 != 0)
{
b++;
n--;
}
for (int i = 1;i <= n;i += 2)
{
a = a + b;
b = b + a;
}
cout << b << endl;
return 0;
}
详细
小提示：点击横条可展开更详细的信息
Test #1:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
36
output:
24157817
result:
ok 1 number(s): "24157817"
Test #2:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
30
output:
1346269
result:
ok 1 number(s): "1346269"
Test #3:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
29
output:
832040
result:
ok 1 number(s): "832040"
Test #4:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
21
output:
17711
result:
ok 1 number(s): "17711"
Test #5:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
16
output:
1597
result:
ok 1 number(s): "1597"
Test #6:
score: 10
Accepted
time: 1ms
memory: 1196kb
input:
12
output:
233
result:
ok 1 number(s): "233"
Test #7:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
9
output:
55
result:
ok 1 number(s): "55"
Test #8:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
5
output:
8
result:
ok 1 number(s): "8"
Test #9:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
4
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
1
output:
1
result:
ok 1 number(s): "1"
