pat1058 A+B in Hogwarts

#include<cstdio>
#include<iostream>
#include<algorithm>
#include<vector>
#include<queue>
#include<string>
#include<cstring>
#include<cmath>
#include<map>
#define ll long long
using namespace std;
int main()
{
    int a,b,c,d,e,f,x,y,z;
	while(scanf("%d.%d.%d %d.%d.%d",&a,&b,&c,&d,&e,&f)!=EOF)
	{
		if(c+f>=29)
		{
			z = c+f-29;
			b++;
		}
		else z = c+f;
		if(b+e>=17)
		{
			y = b+e-17;
			a++;
		}
		else y = b+e;
		x = a+d;
		printf("%d.%d.%d\n",x,y,z);
	}
    return 0;
}