求调
#include <bits/stdc++.h> using namespace std; typedef int ll; ll n; ll sum; int main(){ cin>>n; for(int i=1;i<=n;i++){ int t=i; while(t){ if(t%10==2||t%10==0||t%10==1||t%10==9){ sum+=i; break; } } t/=10; } cout<<sum; return 0; }