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#include <iostream>
#include <string>
#include <cmath>
using namespace std;
int month_day[12] = {31,28,31,30,31,30,31,31,30,31,30,31};
bool is_leapyear(int year) {
return (year%4==0 && year%100!=0) || year%400 == 0;
}
int get_day(int year, int month) {
if(month == 2) {
return is_leapyear(year) ? 29 : 28;
} else return month_day[month-1];
}
int sum_day(int year, int month, int day) {
long long days = 0;
for(int i = 1; i < year; i++)
if(is_leapyear(i)) days+=366;
else days+=365;
for(int i = 1; i < month; i++)
days += get_day(year, i);
return days + day;
}
int main() {
string str1,str2;
while(cin >> str1 >> str2) {
string Syear1 = str1.substr(0,4);
string Smonth1 = str1.substr(4,2);
string Sday1 = str1.substr(6,2);
int year1 = stoi(Syear1), month1 = stoi(Smonth1), day1 = stoi(Sday1);
s...
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