Problema 4 (aproape completa)

// { , } < >
#include <iostream>
#include <fstream>
using namespace std;
unsigned int V[10],n;
int main()
void interschimbare(unsigned int V[10],unsigned int n)
{
unsigned int min,max,aux,i,p,q:
min=V[1];
max=V[1];
for(i=1;i<=1;i++){
    if(V[1]<min){min=V[i];
                 p=i;
                }
    if(V[i]>max){max=V[i];
                 q=i;
                }
                 }
    aux=V[p];V[p]=V[q];V[q]=aux;
    for(i=1;i<=1;i++)cout<<V[i]<<" ";
}
unsigned int cifra_control(int n)
{
unsigned int S=0;
while(n!=0){
            S=S+n%10;
            n=n/10;
           }
while(S>=10){n=S;S=0;
while (n!=0) {S=S+n%10;
    n=n/10;
    return S;}
}
}
int main ()
{
    ifstream f(atestat.in);
    ofstream g(atestat.out);
    for(i=1;i =n;i++)f>>V

Problema 5 (aproape completa)

#include <iostream>
#include <fstream>
using namespace std;
unsigned int n;
void suma_cif(int n,int V[10])
{
    int i, S=0, max;
    x=V[1];
    for(i=1;i<=n;i++)if(V[i]>max)max=V[i];
    while(S!=0){S=S+max%10;
    max=max/10;
    }
    cout<<S;
}
int ordine(int n)
{
    int a=0;
    while ((n!=0)&&(a==0))if(n%10<n/10%10){a=1;n=n/10;}
    if(a==0)return 1;
    else return 0
}
int main()
{
    int i;
    ifstream f(})
}