Probleme C++ de toate genurile!!

KILLERTEK · Moderator Global Data inscrierii: 27/Noi/2008 Mesaje: 1

#include<iostream>
#include<conio>
main()
{
char n;
clrscr();
cout<<"Apasati o tasta!"<<endl>>n;
cout<<"Tasta are codul ASCII:"<<endl<<n+0;
getch();
}

#include<iostream>
#include<conio>
#include<fstream>
const float pinfinit=1.e20;
float minfinit=-1.e20;
float a[50][50],cost,min;
int s[50],t[50],n,i,j,k,v;
void afis_matrice(int& n)
{int i,j;
cout<<"Matricea cu ponderi dupa citire"<<endl;
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
cout<<a[i][j]<<" ";
cout<<endl>>n;
for(i=1;i<=n;i++) a[i][i]=0;//cost zero pt acelasi oras
for(i=1;i<=n-1;i++)
for(j=i+1;j<n>>i>>j>>c) a[i][j]=a[j][i]=c;
f.close();
}

void main()
{
clrscr();
cout<<"Citire graf cu ponderi.....";
citirecostN("grafcost.txt",a,n);
afis_matrice(n);
cost=0;
cout<<"nodul de pornire";cin>>v;
for(i=1;i<=n;i++)
if (i==v) s[i]=0;
else s[i]=v;
for(k=1;k<=n-1;k++)//n-1 muchii
{
min=pinfinit;
for(i=1;i<=n;i++)
if(s[i])
//caut urm muchie de cost minim cu o extremitate in
//vectorul s si una in graf
if(a[s[i]][i]<min)
{
min=a[s[i]][i];
j=i;
}
//generam vectorul t
t[j]=s[j];
cost+=a[s[j]][j];
s[j]=0;//nod ales in arbore
//actualizare vector s
for(i=1;i<n>a[i][j]) s[i]=j;
}
cout<<"costul minim este:"<<cost<<" pentru arborele"<<endl;
for(i=1;i<=n;i++) cout<<t[i]<<" ";
getch();
}

#include<fstream>
#include<conio>
void main()
{
char cuv[20],cuvfis[20],fisier[20];
clrscr();
cout<<"Continutul fisierului ";cin>>fisier;
fstream f(fisier,ios::in);
while(!f.eof())
{
f>>cuvfis;
cout<<cuvfis<<endl;
}

f.close();
getch();
}

cam atat ca nu prea am chef sa bag toate cele aprox 100 revin mai incolo!!:Dgo on just like that!!