题解 | #计算日期到天数转换#

#include <iostream>
using namespace std;

int main()
{
    int p = 0;
    int year, month, day;
    year = month = day = 0;
    int a[13] = { 0, 31,28,31,30,31,30,31,31,30,31,30,31 };
    while (cin >> year >> month >> day)
    {
         int data = 0;
        for (int i = 0; i < month; i++)
        {
            data += a[i];
        }
        if (month > 2&&(year % 400 == 0) || (year % 4 == 0 && year % 100 != 0))
        {
            data += 1;
       /*     p++;*/
        }
        data += day;
        cout << data;
    }
}