#include<stdio.h>

struct data{
    int year;
    int month;
    int day;

};
int daytab[2][13]={
        {0,31,28,31,30,31,30,31,31,30,31,30,31},
        {0,31,29,31,30,31,30,31,31,30,31,30,31},
};
int IsLeapYear(int year){
    return (year%4==0&&year%100!=0)||year%400==0;
}

int isValidDate(int year, int month, int day) {      //判断日期是否合法
    if (year < 1 || month < 1 || month > 12 || day < 1) {
        return 0;
    }

    int daysInMonth[] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

    if (IsLeapYear(year)) {
        daysInMonth[2] = 29;
    }

    return day <= daysInMonth[month];
}

int main() {
    struct data d;
    while (~scanf("%d%d%d", &d.year, &d.month, &d.day)) {
        if(!isValidDate(d.year,d.month,d.day)){
            printf("Input error!");
        }
        int number = 0;
        int row = IsLeapYear(d.year);
        for (int i = 0; i < d.month; i+...