``
/*
g不用取余，醉了，哪怕g>1e7都不要取余，搞得我wa一次
水题，进制的计算
*/
#include<cstdio>
using namespace std;
int main()
{
int g,s,k;
int g1,s1,k1;
scanf("%d.%d.%d %d.%d.%d",&g,&s,&k,&g1,&s1,&k1);
k += k1;
s += s1+k/29;
g += g1+s/17;
printf("%d.%d.%d\n",g,s%17,k%29);
return 0;
}</cstdio>

```