laba4_21/1314/1314/Source.cpp

#include <stdio.h>
#include <Windows.h>
#define NUM_ELEMENTS 10

int arr[NUM_ELEMENTS];
int n = 0;

void printElements() {
	printf("< ");
	for (int i = 0; i < n; i++) {
		printf("%d ", arr[i]);
	}
	printf(">\n");
}

void keyboardInput() {
	printf("n = ");
	scanf_s("%d", &n);
	printf("input %d values: ", n);
	for (int i = 0; i < n;i++) {
		scanf_s("%d", &arr[i]);
	}
}
void oddsX10() {
	for (int i = 0; i < n; i++) {
		if (arr[i] % 2 == 1) {
			arr[i] = arr[i] * 10;
		}
	}
}
int findMin() {
	int min = arr[0];
	for (int i = 0; i < n; i++) {
		if (arr[i] < min) {
			min = arr[i];
		}
	}
	return min;
}
void printArray() {
	printf("Ñîäåðæèìîå ìàññèâà: ");
	for (int i = 0; i < n; i++) {
		printf("%d ", arr[i]);
	}
	printf("\n");
}

void print_10() {
	int p = 0;
	for (int i = 0; i < n; i++) {
		if (arr[i] > 10) {
			p++;
		}

	}
	printf("%d", p);

}
void doubleLastEven() {
	for (int i = n - 1; i >= 0; i--) {
		if (arr[i] % 2 == 0) {
			arr[i] *= 2;
			printf(" %d \n", arr[i]);
			return;
		}
	}
	printf("×åòíûå ýëåìåíòû íå íàéäåíû.\n");
}

int countEvensLeftOfMin() {
	int min = findMin();
	int cnt = 0;
	for (int i = 0; i < n; i++) {
		if (arr[i] == min) {
			break; // Ïðåêðàùàåì ïîäñ÷åò, êîãäà íàõîäèì ìèíèìàëüíûé ýëåìåíò
		}
		if (arr[i] % 2 == 0) {
			cnt++; // Óâåëè÷èâàåì ñ÷åò÷èê, åñëè ýëåìåíò ÷åòíûé
		}
	}
	return cnt;
}

void deleteElement(int delIndex) {
	for (int i = delIndex; i < n - 1; i++) {
		arr[i] = arr[i + 1];
	}
	n--;
}

void insertElement(int insIndex, int value) {
	for (int i = n; i > insIndex; i--) {
		arr[i] = arr[i - 1];
	}
	n++;
	arr[insIndex] = value;
}

void deleteMinElement() {
	int min = findMin();
	int minIndex = -1;

	// Íàõîäèì èíäåêñ ìèíèìàëüíîãî ýëåìåíòà
	for (int i = 0; i < n; i++) {
		if (arr[i] == min) {
			minIndex = i;
			break; // Ïðåêðàùàåì ïîèñê ïîñëå íàõîæäåíèÿ ïåðâîãî ìèíèìàëüíîãî ýëåìåíòà
		}
	}

	if (minIndex != -1) {
		deleteElement(minIndex);
		printf("Ìèíèìàëüíûé ýëåìåíò %d óäàëåí.\n", min);
	}
	else {
		printf("Ìèíèìàëüíûé ýëåìåíò íå íàéäåí.\n");
	}
}
int findFirstOdd()
{
	int even = -1;
	for (int i = 0; i < n; i++)
	{
		if ((arr[i] + 2) % 2 != 0)
		{
			if (even == -1)
			{
				even = i;
			}
		}
	}
	return even;
}
void option1() {
	for (int i = 1; i < n; ++i) {
		if (arr[i] % 2 == 0) {
			arr[i - 1] = 9;
		}
	}
}
int findMinimum() {
	int min = arr[0];
	int index = 0;
	for (int i = 1; i < n; i++)
	{
		if (arr[i] < min)
		{
			min = i;
			index = i;
		}
	}
	return index;
}




void main() {
	SetConsoleCP(1251);
	SetConsoleOutputCP(1251);
	int item, index, even;
	do {
		printf("\n");
		printf("------------------------------\n");
		printf("Ñîäåðæèìîå ìàññèâà:");
		printElements();
		printf("Âûáåðèòå íóæíóþ âàì îïåðàöèþ:\n");
		printf("1: Ââåñòè ñ êëàâèàòóðû ìàññèâ\n");
		printf("2: x10 äëÿ âñåõ íå÷åòíûõ ýëåìåíòîâ\n");
		printf("3: Íàéòè ìèíèìàëüíûé ýëåìåíò\n");
		printf("4: Ñêîëüêî ýëåìåíòîâ > 10\n");
		printf("5: õ2 äëÿ ïîñëåäíåãî ÷åòíîãî\n");
		printf("6: ñêîëüêî ÷åòíûõ ëåâåå ìèíèìàëüíîãî\n");
		printf("8: ");
		//ëàáà14
		printf("7: Óäàëåíèå ýëåìåíòà \n");
		printf("8: Âñòàâêà ýëåìåíòà â ìàññèâ \n");
		printf("9: Óäàëèòü ìèíèìàëüíûé\n");
		printf("10: Óäàëèòü ïåðâûé íå÷åòíûé\n");
		printf("11: çàìåíèòü ïåðåä ÷åòíûì íà 9\n");
		printf("12: óìíîæèòü âñå ÷¸òíûå ýëåìåíòû íà -1\n");
		printf("13: çàìåíèòü ýëåìåíòû ìåíüøå 4 íà 4\n");
		printf("14: Ïåðåä ìèíèìàëüíûì ýëåìåíòîì âñòàâèòü 0\n");
		printf("\n");
		printf("0: Âûéòè èç ïðîãðàììû\n");
		printf("Âûáðàííàÿ îïåðàöèÿ >>>>>> ");

		scanf_s("%d", &item);
		switch (item) {
		case 1:
			keyboardInput();
			break;

		case 2:
			oddsX10();
			printArray();
			break;

		case 3:
		{
			int min = findMin();
			printf("min = %d\n", min);
		}
		break;
		case 4:
			print_10();
			break;
		case 5:
			doubleLastEven();
			break;

		case 6:
		{
			int cnt = countEvensLeftOfMin();
			printf("Êîëè÷åñòâî ÷åòíûõ ýëåìåíòîâ ëåâåå ìèíèìàëüíîãî: %d\n", cnt);
			break;
		}
		case 7:
		{
			printf("Èíäåêñ óäàëÿåìîãî ýëåìåíòà= ");
			int index;
			scanf_s("%d", &index);

			deleteElement(index);
			printArray();

			break;
		}

		case 8:
		{
			printf("Ïåðåä êàêèì ýëåìåíòîì íóæíî âñòàâèòü íîâûé. Èíäåêñ= ");
			int index;
			scanf_s("%d", &index);

			printf("Çíà÷åíèå, êîòîðîå íóæíî âñòàâèòü= ");
			int value;
			scanf_s("%d", &value);
			insertElement(index, value);


			printArray();
			break;


		case 9:

			deleteMinElement();
			printArray();
			break;




		}
		case 10:

			index = findFirstOdd();
			even = index;
			printf("Ïåðâûé íå÷åòíûé ýëåìåíò %d\n", even);
			deleteElement(index);
			break;

		case 11:
			option1();
			break;


		case 12:
			for (int i = 0; i < n; i++)
			{
				if (arr[i] % 2 == 0)
				{
					arr[i] *= -1;
				}
			}
			break;

		case 13:
			for (int i = 0; i < n; i++)
			{
				if (arr[i] < 4)
				{
					arr[i] = 4;
				}
			}
			break;

		case 14: // ìèíèìàëüíûé ýëåìåíò âñòàâèòü 0
			index = findMinimum();
			printf("Ìèíèìàëüíûé ýëåìåíò: %d", index);
			insertElement(index, 0);
			break;
		}
	} while (item != 0);
}