# include<stdio.h> # include<iostream> using namespace std; int main(){ int i,a[31],num=0,k=0; for(int i=1;i<=30;i++){ a[i]=0; } i=1; while(num<15){ if(i>30) i=1; if(a[i]==0) k++; if(k==9){ a[i]=1; k=0; num++; } i++; } for(i=1;i<=30;i++){ if(a[i]==0)cout<<i<<" "; } return 0; }