pat水题

题目链接

int main()
{
char a[100], b[100];
int a1, b1, c1, a2, b2, c2,a3,b3,c3;
scanf("%d.%d.%d", &a1, &b1, &c1);
scanf("%d.%d.%d", &a2, &b2, &c2);
int ca1, ca2;//表示进位
c3 = (c1 + c2) % 29;
ca1 = (c1 + c2) / 29;
b3 = (b1 + b2 + ca1) % 18;
ca2 = (b1 + b2 + ca1) / 18;
a3 = (a1 + a2 + ca2);
printf("%d.%d.%d\n", a3, b3, c3);
return 0;
}