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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#161213#4. 爬楼梯peter_code1000ms1200kbC++196b2022-10-05 20:00:172022-10-05 20:00:18

answer

#include <iostream>
using namespace std;
int main() {
	int dp[50] = {0, 1, 2};
	int n;
	cin >> n;
	for (int i = 3; i <= n; ++i) dp[i] = dp[i - 1] + dp[i - 2];
	cout << dp[n];
	return 0;
}

Details

小提示:点击横条可展开更详细的信息

Test #1:

score: 10
Accepted
time: 0ms
memory: 1200kb

input:

36

output:

24157817

result:

ok 1 number(s): "24157817"

Test #2:

score: 10
Accepted
time: 0ms
memory: 1200kb

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: 1196kb

input:

5

output:

8

result:

ok 1 number(s): "8"

Test #9:

score: 10
Accepted
time: 0ms
memory: 1200kb

input:

4

output:

5

result:

ok 1 number(s): "5"

Test #10:

score: 10
Accepted
time: 0ms
memory: 1200kb

input:

1

output:

1

result:

ok 1 number(s): "1"