Run ID Author Problem Lang Verdict Score Time Memory Code Length Submit Time
21249 awojsafdsa 自然数的拆分 C++ Accepted 100 0 MS 256 KB 396 2021-06-26 20:10:54

Tests(4/4):


#include<bits/stdc++.h> using namespace std; int n,a[10001],b[1000]; void dfs(int l,int s,int x){ if(s>n) return; if(s==n){ cout<<n<<"="; for(int i=1;i<l-1;i++) cout<<a[i]<<"+"; cout<<a[l-1]<<endl; return; } for(int i=x;i>=1;i--){ a[l]=i; dfs(l+1,s+i,i); } } int main(){ cin>>n; cout<<n<<"="<<n<<endl; dfs(1,0,n-1); return 0; }


Judgement Protocol: