int days[] ={0,31,28,31,30,31,30,31,31,30,31,30,31} ; int is_leap_year(int y) { if(y%400==0) return 1; if(y%4==0 && y %100!=0) return 1; return 0; } #include <iostream> using namespace std; int main(){ int y,m,d; cin>>y>>m>>d; if(m>2 && is_leap_year(y)==1) days[2]++; int res =0; for(int i=1;i<m;i++) res += days[i]; res += d; cout<<res; return 0; } /* Input 2013 2 10 Output 41 */