#include<stdlib.h>
#include<stdio.h>
#include<string.h>

void citirere(int m, int M[100])
{
    int i;
    for (i = 0; i < m; i++)
    {
        if (i % 2 == 0)
        {
            printf("a[%d]= ", i + 1);
            scanf("%d", &M[i]);
        }
        else
            M[i] = M[i - 1] + 10;
    }
}

void afisarere(int m, int M[100])
{
    int i, k = 1, aux;
    do {
        k = 1;
        for (i = 0; i < m - 1; i++)
            if (M[i] > M[i + 1])
            {
                aux = M[i];
                M[i] = M[i + 1];
                M[i + 1] = aux;
                k = 0;
            }
    } while (k == 0);
    for (i = 0; i < m; i++)
        printf("%d  ", M[i]);
    printf("\n");
}

void afisare_suma(int m, int M[100])
{
    int s,i,aux;
    for (i = 0; i < m - 1; i++)
    {
        s = 0;
        aux = M[i];
        while (aux > 0)
        {
            s += (aux%10);
            aux = aux / 10;
        }
        if (s == M[i+1])
            printf("%d  ", M[i]);
    }
    printf("\n");
}

int main()
{
    int M[100], m;
    printf("n= ");
    scanf("%d", &m);
    enum { iesire, citire, ordonare, afisare}opt;
    do {
        printf("0. Iesire\n");
        printf("1. Citire elemente\n");
        printf("2. Ordonare crescatoare\n");
        printf("3. Afisare suma cifrelor este elementul urmator\n");
        printf("opt= ");
        scanf("%d", &opt);
        switch (opt)
        {
        case iesire:exit(0);
            break;
        case citire:citirere(m, M);
            break;
        case ordonare:afisarere(m, M);
            break;
        case afisare:afisare_suma(m, M);
            break;
        default:printf("Optiune nevalida!\n");
            break;
        }
    } while (1);
    system("pause");
    return 0;
}