ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#176961 | #4. 爬楼梯 | xm_ | 100 | 0ms | 1196kb | C++ | 215b | 2023-07-31 19:02:28 | 2023-07-31 19:02:29 |
answer
#include<bits/stdc++.h>
using namespace std;
#define ll long long
int n;
ll a[46];
int main(){
cin>>n;
a[1]=1,a[2]=2;
for(int i=3;i<=n;i++)a[i]=a[i-1]+a[i-2];
cout<<a[n]<<endl;
return 0;
}
Details
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Test #1:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
36
output:
24157817
result:
ok 1 number(s): "24157817"
Test #2:
score: 10
Accepted
time: 0ms
memory: 1192kb
input:
30
output:
1346269
result:
ok 1 number(s): "1346269"
Test #3:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
29
output:
832040
result:
ok 1 number(s): "832040"
Test #4:
score: 10
Accepted
time: 0ms
memory: 1196kb
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: 0ms
memory: 1196kb
input:
12
output:
233
result:
ok 1 number(s): "233"
Test #7:
score: 10
Accepted
time: 0ms
memory: 1196kb
input:
9
output:
55
result:
ok 1 number(s): "55"
Test #8:
score: 10
Accepted
time: 0ms
memory: 1192kb
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"