#include<bits/stdc++.h> using namespace std; int main() { int n=1; while(1){ n++; if(n/8/8/8*2==n/17/17){ if(n%8==1&&n/8%8==1&&n/8/8%8==7&&n%17==4&&n/17%17==15){ cout<<n; break; } } } return 0; }