[C++]Cate muchii au cost maxim si care sunt

//Sa se afiseze cate muchii au costul maxim si care sunt aceste muchii.
#include<iostream>

using namespace std;

int a[10][10], i, j, n, k, m, c, v[50], t, x, b[50];

void citire ()
{
    cout<<"Nr de varfuri: "; cin>>n;
    cout<<"Nr de muchii: "; cin>>m;
    for(k=1; k<=m; k++)
    {
        cout<<"Varful 1 al muchiei "<<k<<" : ";cin>>i;
        cout<<"Varful 2 al muchiei "<<k<<" : ";cin>>j;
        cout<<"Costul muchiei "<<k<<" : "; cin>>c;
        t++;
        v[t]=c;
    }
}

void cost_maxim ()
{
    int maxi=v[1], nr=0;
    for(t=1; t<=m; t++)
        if(maxi<v[t])
            maxi=v[t];

    for(t=1; t<=m; t++)
        if(v[t]==maxi)
        {
            nr++;
            x++;
            b[x]=t;
        }
    cout<<"* "<<nr<<" muchii au costul maxim ("<<maxi<<")"<<'\n';
    cout<<"* "<<"Muchiile care au costul maxim sunt:"<<'\n';
    for(x=1; x<=nr; x++)
        cout<<"** "<<b[x]<<'\n';
}
int main ()
{
    citire();
    cost_maxim();
    return 0;
}