归类了 OJ,整理了一下

This commit is contained in:
Fengyi Chen
2024-02-15 22:38:30 +08:00
parent 76c1ecea65
commit 8dbc0861b2
231 changed files with 0 additions and 0 deletions

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#include <algorithm>
#include <iostream>
#include <iomanip>
#include <cstring>
#include <cstdio>
#include <stack>
#include <ctime>
#include <cmath>
#include <queue>
typedef long long l;
typedef double d;
typedef char c;
using namespace std;
int wjh(int a){
if(a<=2){
return 1;
}
return wjh(a-1)+wjh(a-2);
}
int main(){
int a;
cin >>a;
cout <<wjh(a)*2;
return 0;
}