本不想敲

#include<bits/stdc++.h>
using namespace std;
int mon[13]={-1,31,28,31,30,31,30,31,31,30,31,30,31};
int main()
{
	int year,month,date,sum=0;
	cin>>year>>month>>date;
	if(year%4==0&&year%100!=0){
		mon[2]=29;
	}
	else if(year%400==0){
		mon[2]=29;
	}
	for(int i=1;i<=month;i++){
		if(i==month){
			for(int j=1;j<=date;j++){
				sum++;
			}
		}
		else{
			sum+=mon[i];
		}
	}
	cout<<sum;
	return 0;
 }