SRM568 Div1 Easy(250) TheSimilarNumbers
class TheSimilarNumbers{public: int find( int lower, int upper ) { int ans = 0; for ( int i=lower; i<=upper; i=i*10+1 ) ans++; return ans; }};
class TheSimilarNumbers{public: int find( int lower, int upper ) { int ans = 0; for ( int i=lower; i<=upper; i=i*10+1 ) ans++; return ans; }};