hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang hen bao qian,ni hui wei yu 1 32 si wang #include using namespace std; int main(){ int n,y; cin>>n>>y; if(y1||y3||y5||y7||y8||y10||y12){ cout<<31; } else if(y4||y6||y9||y11){ cout<<30; } else{ if(n%40&&n%100!=0||y%4000) cout<<29; else cout<<28; } return 0; } #include using namespace std; int main(){ int n,y; cin>>n>>y; if(y1||y3||y5||y7||y8||y10||y12){ cout<<31; } else if(y4||y6||y9||y11){ cout<<30; } else{ if(n%40&&n%100!=0||y%4000) cout<<29; else cout<<28; } return 0; }