#define _USE_MATH_DEFINES #pragma region include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #pragma endregion //#include ///////// #pragma region typedef typedef long long LL; typedef long double LD; typedef unsigned long long ULL; #pragma endregion //typedef ////定数 const int INF = (int)1e9; const LL MOD = (LL)1e9+7; const LL LINF = (LL)4e18+20; const LD PI = acos(-1.0); const double EPS = 1e-9; ///////// using namespace::std; void solve(){ string str; cin >> str; int size = str.size(); int car = 0; int ter = str[size-1]-'0'; bool flag = true; bool two = true; for(int i=size-1;i>=0;--i){ ter = str[i]-'0' - car; if( i ){ if( two ){ if( 2<=ter && ter<=4 ){ car = 1; }else if(ter==6 || ter==7){ car = 0; two = false; }else{ flag = false; break; } }else{ if(ter==6 || ter==7 ){ car = 0; }else{ flag = false; break; } } }else{ if( ter==0||ter==6||ter==7 ){ }else{ flag = false; } } } cout << (flag?"Yes":"No") << endl; } #pragma region main signed main(void){ std::cin.tie(0); std::ios::sync_with_stdio(false); std::cout << std::fixed;//小数を10進数表示 cout << setprecision(16);//小数点以下の桁数を指定//coutとcerrで別 solve(); } #pragma endregion //main()