摘要：#includeusing namespace std;int main(){ const int N=4; int count; count=0; for(int i=1;i<=N;i++) for(int j=0;j<=N;j++) if(j==i) continue; else for(int k=0;k<=N;k++) if(k!=j&&k!=i) { cout<<i<<j<<k<<endl; count++... 阅读全文