-------nr1------
1
int count(int a[101], int n)
{
    int med;
    int nr = 0;
    int s = 0;
    for(int i = 1; i <= n; ++i) s += a[i];
    med = s / n;
    for(int i = 1; i <= n; ++i){
        if(a[i] >= med) ++nr;
    }
    return nr;
}

2
void sterge(int v[101], int &n, int i)
{
    for(int j = i; j < n; ++j){
        v[j] = v[j+1];
    }
    --n;
}

3
int primul(int a)
{
    for(int i = 2; i <= a / 2; ++i){
        if(a % i == 0) return i;
    }
    return a;
}

5
int main()
{
    cin.getline(s, 300);
    char* p = strtok(s, " ");
    cout << p;
}

6
int main()
{
    cin.getline(s, 300);
    char* p = strtok(s, "*");
    while(p != NULL){
        int n = strlen(p);
        for(int i = 0; i < n; ++i){
            if(p[i] == p[i+1]) cout << p[i] << p[i] << '\n';
        }
        p = strtok(NULL, "*");
    }
}