#include <iostream> #include <cstdio> #include <array> using namespace std; bool isLeapYear(int year) { return year % 4 == 0 && year % 100 != 0 || year % 400 == 0; } array<array<int, 13>, 2> dayTab = { { {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30...