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Код: Выделить всё

struct Date {
   unsigned short nWeekDay  : 3;    // 0..7   (3 bits)
   unsigned short nMonthDay : 6;    // 0..31  (6 bits)
   unsigned short nMonth    : 5;    // 0..12  (5 bits)
   unsigned short nYear     : 8;    // 0..100 (8 bits)
};

Код: Выделить всё

int nMonthDay = 0;
scanf("%d", &nMonthDay);
nMonthDay &= 63; // Очищаем все биты, кроме младших 6-ти

struct Date date;
date.nMonthDay = nMonthDay;

Код: Выделить всё

#include <stdio.h>
#include <stdlib.h>
struct BitClock{
	unsigned short Hour : 5;
	unsigned short Minute : 6;
	unsigned short Second : 6;
	unsigned short Millisecond : 10;
};
void main(void){
	BitClock Clock;
	int Hour = 0;
	int Minute = 0;
	int Second = 0;
	int Milisecond = 0;
	printf("Please enter time:\n");
	do{
		printf("Hour: ");
		scanf("%d", &Hour);
	} while (Hour < 0 || Hour > 23);
	do{
		printf("Minute: ");
		scanf("%d", &Minute);
	} while (Minute<0 || Minute > 59);
	do{
		printf("Second: ");
		scanf("%d", &Second);
	} while (Second<0 || Second>59);
	do{
		printf("Milisecond: ");
		scanf("%d", &Milisecond);
	} while (Milisecond<0 || Milisecond > 999);
	Hour &= 31;
	Minute &= 63;
	Second &= 63;
	Milisecond &= 1023;
	Clock.Hour = Hour;
	Clock.Minute = Minute;
	Clock.Second = Second;
	Clock.Millisecond = Milisecond;
	printf("Нou enter the time %d:%d:%d.%d\n", Clock.Hour, Clock.Minute, Clock.Second, Clock.Millisecond);
}