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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#171107#4. 爬楼梯heyuzhen1001ms1196kbC++208b2023-06-16 21:48:532023-06-16 21:48:54

answer

#include <bits/stdc++.h>
using namespace std;
#define ll long long
ll n,a[50];
int main(){
	cin >>n;
	n++;
	a[1] = a[2] = 1;
	for(ll i = 3;i <= n;i++)
		a[i] = a[i - 1] + a[i - 2];
	cout << a[n];
}

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: 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: 0ms
memory: 1192kb

input:

12

output:

233

result:

ok 1 number(s): "233"

Test #7:

score: 10
Accepted
time: 1ms
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: 1192kb

input:

4

output:

5

result:

ok 1 number(s): "5"

Test #10:

score: 10
Accepted
time: 0ms
memory: 1192kb

input:

1

output:

1

result:

ok 1 number(s): "1"