竞赛
考级
#include<iostream> using namespace std; int cnt = 0; int jjjj(int x){ cnt++; if(x == 1) return 0; for(int i = 1;i <= x / 2;i++){ jjjj(i); } } int main(){ int n; cin >> n; jjjj(n); cout << cnt; return 0; }
DARK SPECTRE
#include<bits/stdc++.h> using namespace std; int main(){ int n; cin>>n; int a[n]; a[1]=1; a[2]=2; for(int i=3;i<=n;i++){ a[i]=1; for(int j=1;j<=i/2;j++) a[i]+=a[j]; } cout<<a[n]; return 0; }
风中雪zLyXj
#include<bits/stdc++.h> using namespace std; int main() { int n; cin>>n; int a[n]; a[1]=1; a[2]=2; for(int i=3;i<=n;i++) { a[i]=1; for(int j=1;j<=i/2;j++) { a[i]+=a[j]; } } cout<<a[n]; return 0; }
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