6 20/112019

#include <iostream>
#include <stdio.h>
#include <cmath>
using namespace std;

typedef struct
{
    char nume[30];
    int v;
    char ss;
} PERS;

int main()
{
    PERS p[100];
    int n;
    cout << "n=";
    cin >> n;
    cout << "Date persoane(nume-varsta-stare):" << endl;
    for (int i = 0; i < n; i++)
    {
        getchar();
        gets(p[i].nume);
        cin >> p[i].v >> p[i].ss;
    }
    cout << endl;
    int x;
    do
    {

        puts("Optiune 1");
        puts("Optiune 2");
        puts("Optiune 3");
        cout << "optiune:";
        cin >> x;
        switch(x)
        {
        case 1:
            int v;
            cout << "v=";
            cin >> v;
            for (int i = 0; i < n; i++)
                if (p[i].v == v && p[i].ss == 'F')
                    cout << p[i].nume << endl;
            break;
        case 2:
        {
            cout << "v=";
            cin >> v;
            int mini = abs(v - p[0].v);
            for (int i = 1; i < n; i++)
            {
                int dif = abs(v - p[i].v);
                if (mini > dif)
                    mini = dif;
            }

            for (int i = 0, f = i; i < n && !f; i++)
                if (mini == abs(v - p[i].v))
                {
                    f = 1;
                    cout << p[i].nume << endl;
                }
            break;
        }
        case 3:
            int dr, st;
            cout << "st=";
            cin >> st;
            cout << "dr";
            cin >> dr;
            for (int i = 0, f = i; i < n && !f; i++)
                if (st <= p[i].v && p[i].v <= dr && p[i].ss == 'F')
                {
                    cout << p[i].nume;
                    f = 1;
                }
            break;
        case 4:
            cout << "Tasc completat!" << endl;
            break;
        default:
            cout << "Optiune inexistenta:" << endl;
        }

    }
    while (x != 4);

    return 0;
}