newrep/Source.cpp

#include <stdio.h>
#include <Windows.h>

#define NUM_ELEMENTS 10

int arr[NUM_ELEMENTS];
int n = 0;

void printElements();
void keyboardInput();
void oddsX10();
void oddsX_1();
void deleteElement(int delIndex);
int findMin();
void Menshe4();
int countElements();
int findLastEven();
int findLastEven4();
int findIndexMin();
int findIndexMax();
void insertElement(int insIndex, int value);
void insertElement4(int insIndex, int value);

void main() {
    SetConsoleCP(1251);
    SetConsoleOutputCP(1251);
    int item;
    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 í¸÷åòíûõ ýëåìåíòîâ\n");
        printf("3: Íàéòè ìèíèìàëüíûé ýëåìåíò\n");
        printf("4: Ñêîëüêî ýëåìåíòîâ > 10\n");
        printf("5: x2 äëÿ ïîñëåäíåãî ÷åòíîãî\n");
        printf("6: Ñêîëüêî ÷¸òíûõ ëåâåå ìèíèìàëüíîãî\n");
        printf("7: õ10 äëÿ íå÷¸òíûõ ïðàâåå ìèíèìàëüíîãî\n");
        printf("8: ïåðåñòàíîâêà ìàêñèìàëüíîãî è ìèíèìàëüíîãî ýëåìåíòà\n");
        printf("9: âñå ÷åòíûå ýëåìåíòû ìàññèâà óìíîæèòü íà -1\n");
        printf("10: Âñå ýëåìåíòû ìàññèâà èìåþùèå çíà÷åíèÿ ìåíüøå 4 çàìåíèòü íà 4\n");
        printf("11: Bñå ÷åòíûå ýëåìåíòû, ñòîÿùèå ëåâåå ìèíèìàëüíîãî, çàìåíèòü íà 0\n");
        printf("12: Óäàëèòü çàäàííûé ýëåìåíò\n");
        printf("13: Âñòàâèòü íîâûé ýëåìåíò â çàäàííîå ìåñòî\n");
        printf("14: Óäàëèòü ìèíèìàëüíûé ýëåìåíò\n");
        printf("15: Ïåðåä ìèíèìàëüíûì ýëåìåíòîì âñòàâèòü 0\n");
        printf("16: Ïîñëå ïîñëåäíåãî êðàòíîãî ÷åòûðåì ýëåìåíòà 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();
            break;

        case 3:
        {
            int min = findMin();
            printf("min = %d\n", min);
        }
        break;
        case 4:
        {
            int cnt = countElements();
            printf(" %d ýëåìåíòîâ > 10\n", cnt);

        }
        break;
        case 5:
        {
            int index = findLastEven();
            if (index >= 0) {
                arr[index] *= 2;
            }
        }
        break;
        case 6:
        {
            int index = findIndexMin();
            printf("Èíäåêñ ìèíèìàëüíîãî ýëåìåíòà = %d\n", index);

            int cnt = 0;
            for (int i = 0; i < index; i++) {
                if (arr[i] % 2 == 0) {
                    cnt++;
                }
            }
            printf("Ëåâåå ìèíèìàëüíîãî %d ÷åòíûõ ýëåìåíòîâ\n", cnt);
        }
        case 7:
        {
            int index = findIndexMin();
            printf("Èíäåêñ ìèíèìàëüíîãî ýëåìåíòà = %d\n", index);

            int cnt = 0;
            for (int i = index - 1; i < n; i++) {
                if (arr[i] % 2 == 1) {
                    arr[i] *= 10;
                }
            }

        }
        break;
        case 8:
        {
            int indexMin = findIndexMin();
            printf("Èíäåêñ ìèíèìàëüíîãî ýëåìåíòà = %d\n", indexMin);
            int indexMax = findIndexMax();
            printf("Èíäåêñ ìàêñèìàëüíîãî ýëåìåíòà = %d\n", indexMax);

            int tmp = arr[indexMin];
            arr[indexMin] = arr[indexMax];
            arr[indexMax] = tmp;
        }
        case 9:
            oddsX_1();
            break;
        case 10:
            Menshe4();
            break;
           
        case 11:
        {
            int index = findIndexMin();
            printf("Èíäåêñ ìèíèìàëüíîãî ýëåìåíòà = %d\n", index);

            for (int i = 0; i < index; i++) {
                if (arr[i] % 2 == 0) {
                    arr[i] = 0;
                }
            }
        }break;
        
        case 12:
        {
            printf("Èíäåêñ óäàëÿåìîãî ýëåìåíòà = ");
            int index;
            scanf_s("%d", &index);

            deleteElement(index);
           
        }
        break;
        case 13:
        {
            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);
        }
        break;
        case 14:
        {
            int min = findIndexMin();
            deleteElement(min);
        }
        break;
        case 15:
        {
            int indexMin = findIndexMin();
            printf("Èíäåêñ ìèíèìàëüíîãî ýëåìåíòà = %d\n", indexMin);

            insertElement(indexMin, 0);
        }
        break;
        case 16:
        {
            int Krat = findLastEven4();

            insertElement4(Krat, 0);
        }
        break;

        }

    } while (item != 0);
}

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;
        }
    }
}

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


int findMin() {
    int min = arr[0];
    for (int i = 1; i < n; i++) {
        if (arr[i] < min) {
            min = arr[i];
        }
    }
    return min;
}

int countElements() {
    int cnt = 0;
    for (int i = 0; i < n; i++) {
        if (arr[i] > 10) {
            cnt++;
        }
    }
    return cnt;
}

int findLastEven() {
    for (int i = n - 1; i >= 0; i--)
    {
        if (arr[i] % 2 == 0) {
            return i;
        }
    }
    return -1;
}

int findIndexMin() {
    int min = arr[0];
    int indexMin = 0;
    for (int i = 1; i < n; i++) {
        if (arr[i] < min) {
            min = arr[i];
            indexMin = i;
        }
    }
    return indexMin;
}

int findIndexMax() {
    int max = arr[0];
    int indexMax = 0;
    for (int i = 1; i < n; i++) {
        if (arr[i] > max) {
            max = arr[i];
            indexMax = i;
        }
    }
    return indexMax;
}
void oddsX_1() {
    for (int i = 0; i < n; i++) {
        if (arr[i] % 2 == 0) {
            arr[i] = arr[i] * -1;
        }
    }
}
void Menshe4() {
    for (int i = 0; i < n; i++) {
        if (arr[i] < 4) {
            arr[i] = 4;
        }
    }
}