数字游戏 ">#include<cstring> #include<algorithm> #include<vector> using namespace std; const int N = 1e4 + 7; typedef long long ll; int n,sum,pt=1,getans = 0; int used[12]={0}; int a[12]; int ans[12] = {0}; int flag =0; void getsum(int j){//i²ãÊý sum×÷ΪºÍ } void dfs(int j,int num...