#include <iostream> #include <cstring> #include <cmath> using namespace std; bool a[11]={0}; int n=2,t=1,f=0; int main(){ for(int i=1,j=1;i<=1000;i++,j+=i){ if(j>10) j%=10; a[j]=1; }int i=1; while(a[i])i++; cout<<i; for(i+=1;i<=10;i++){ if(!a[i]) cout<<" "<<i; }cout<<endl; return 0; }