What is the program for print calendar?

int fm(int date, int month,year) { int fmonth, leap; //leap function 1 for leap & 0 for non-leap if ((year % 100 == 0) && (year % 400 != 0)) leap = 0; else if (year % 4 == 0) leap = 1; else leap = 0; fmonth = 3 + (2 - leap) * ((month + 2) / (2 * month)) + (5 * month + month / 9) / 2; //bring it in range of 0 to 6 fmonth = fmonth % 7; return fmonth; } //---------------------------------------------- int day_of_week(int date, int month, int year) { int dayOfWeek; int YY = year % 100; int century = year / 100; printf("\nDate: %d/%d/%d \n", date, month, year); dayOfWeek = 1.25 * YY + fm(date, month, year) + date - 2 * (century % 4); //remainder on division by 7 dayOfWeek = dayOfWeek % 7; switch (dayOfWeek) { case 0: printf("weekday = Saturday"); break; case 1: printf("weekday = Sunday"); break; case 2: printf("weekday = Monday"); break; case 3: printf("weekday = Tuesday"); break; case 4: printf("weekday = Wednesday"); break; case 5: printf("weekday = Thursday"); break; case 6: printf("weekday = Friday"); break; default: printf("Incorrect data"); } return 0; } //------------------------------------------ int main() { int date, month, year; printf("\nEnter the year "); scanf("%d", &year); printf("\nEnter the month "); scanf("%d", &month); printf("\nEnter the date "); scanf("%d", &date); day_of_week(date, month, year); return 0; } read less