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 |
|---|---|---|---|---|---|---|---|---|---|
| #159079 | #4. 爬楼梯 | ManE | 100 | 3ms | 1152kb | C++11 | 391b | 2022-09-13 19:29:53 | 2022-09-13 19:29:53 |
answer
#include <bits/stdc++.h>
#define GC c=getchar()
#define IG isdigit(c)
template<class T=int>T frd(T x=0,char GC,bool f=1)
{
for(;!IG;GC)f=c!='-';for(;IG;GC)x=x*10+(c^48);return f?x:-x;
}
using namespace std;
typedef long long ll;
const int N(45);
int n;
ll f[N+5]{1,1};
signed main()
{
n=frd();
for(int i(2);i<=n;++i)f[i]=f[i-1]+f[i-2];
printf("%lld",f[n]);
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: 1ms
memory: 1152kb
input:
36
output:
24157817
result:
ok 1 number(s): "24157817"
Test #2:
score: 10
Accepted
time: 1ms
memory: 1148kb
input:
30
output:
1346269
result:
ok 1 number(s): "1346269"
Test #3:
score: 10
Accepted
time: 0ms
memory: 1148kb
input:
29
output:
832040
result:
ok 1 number(s): "832040"
Test #4:
score: 10
Accepted
time: 0ms
memory: 1148kb
input:
21
output:
17711
result:
ok 1 number(s): "17711"
Test #5:
score: 10
Accepted
time: 0ms
memory: 1148kb
input:
16
output:
1597
result:
ok 1 number(s): "1597"
Test #6:
score: 10
Accepted
time: 0ms
memory: 1152kb
input:
12
output:
233
result:
ok 1 number(s): "233"
Test #7:
score: 10
Accepted
time: 0ms
memory: 1152kb
input:
9
output:
55
result:
ok 1 number(s): "55"
Test #8:
score: 10
Accepted
time: 0ms
memory: 1148kb
input:
5
output:
8
result:
ok 1 number(s): "8"
Test #9:
score: 10
Accepted
time: 0ms
memory: 1148kb
input:
4
output:
5
result:
ok 1 number(s): "5"
Test #10:
score: 10
Accepted
time: 1ms
memory: 1152kb
input:
1
output:
1
result:
ok 1 number(s): "1"
