#include<bits/stdc++.h> using namespace std; int main() { int i,j=0,n,b,s,g; cin>>n; b=n/100; s=n/10%10; g=n%10; for(i=1;i<=n;i++) { if(i%7==0||b==7|| s==7||g==7) continue; j=j+i; } cout<<j; return 0; } /************************************************************** Problem: 1393 User: BUDIN666 Language: C++ Result: Wrong Answer ****************************************************************/