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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
#185275#4. 爬楼梯WalleTian1000ms508kbC++176b2023-09-26 21:42:332023-09-26 21:42:34

answer

#include<cstdio>
using namespace std;
int n,a[50];
int main(){
	scanf("%d",&n);a[1]=1,a[2]=2;
	for(int i=3;i<=n;i++)a[i]=a[i-1]+a[i-2];
	printf("%d",a[n]);
	return 0;
}

详细

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Test #1:

score: 10
Accepted
time: 0ms
memory: 504kb

input:

36

output:

24157817

result:

ok 1 number(s): "24157817"

Test #2:

score: 10
Accepted
time: 0ms
memory: 504kb

input:

30

output:

1346269

result:

ok 1 number(s): "1346269"

Test #3:

score: 10
Accepted
time: 0ms
memory: 504kb

input:

29

output:

832040

result:

ok 1 number(s): "832040"

Test #4:

score: 10
Accepted
time: 0ms
memory: 508kb

input:

21

output:

17711

result:

ok 1 number(s): "17711"

Test #5:

score: 10
Accepted
time: 0ms
memory: 508kb

input:

16

output:

1597

result:

ok 1 number(s): "1597"

Test #6:

score: 10
Accepted
time: 0ms
memory: 508kb

input:

12

output:

233

result:

ok 1 number(s): "233"

Test #7:

score: 10
Accepted
time: 0ms
memory: 504kb

input:

9

output:

55

result:

ok 1 number(s): "55"

Test #8:

score: 10
Accepted
time: 0ms
memory: 504kb

input:

5

output:

8

result:

ok 1 number(s): "8"

Test #9:

score: 10
Accepted
time: 0ms
memory: 508kb

input:

4

output:

5

result:

ok 1 number(s): "5"

Test #10:

score: 10
Accepted
time: 0ms
memory: 504kb

input:

1

output:

1

result:

ok 1 number(s): "1"