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Referencat

Referencat. Deklarimi dhe inicializimi. a=100. //ref1… int main(){ int a=100; int &amp;r=a; cout&lt;&lt;“<br> a=&quot;&lt;&lt; a ; cout&lt;&lt;“<br> r=&quot;&lt;&lt; r ; cout&lt;&lt;“<br> &amp;a=&quot;&lt;&lt; &amp;a ; cout&lt;&lt;“<br> &amp;r=&quot;&lt;&lt; &amp;r ; return 0; }. int &amp;r=a. Dalje a=100 r=100 &amp;a=0x22FF24 &amp;r=0x22FF24. Referencat.

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Referencat

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  1. Referencat • Deklarimi dhe inicializimi a=100 //ref1… int main(){ int a=100; int &r=a; cout<<“\n a="<<a; cout<<“\n r="<<r; cout<<“\n &a="<<&a; cout<<“\n &r="<<&r; return 0; } int &r=a Dalje a=100 r=100 &a=0x22FF24 &r=0x22FF24

  2. Referencat • Ndryshimi i vlerave //ref2… int main(){ int a=100; int &r=a; cout<<"Vlera fillestare (a=100)"; cout<<"\n a="<<a; cout<<"\n r="<<r; a=200; cout<<"\nNdryshim 1 (a=200)"; cout<<"\n a="<<a; cout<<"\n r="<<r; r=300; cout<<"\nNdryshim 2 (r=300)"; cout<<"\n a="<<a; cout<<"\n r="<<r; return 0; } Dalje Vlera fillestare (a=100) a=100 r=100 Ndryshim 1 (a=200) a=200 r=200 Ndryshim 2 (r=300) a=300 r=300

  3. Referencat • Deklarimi i disa referencave të një variable //ref3... int main(){ int a=100; int &r1=a; int &r2=a; cout<<"Vlera fillestare (a=100)"; cout<<"\n a="<<a; cout<<"\n r1="<<r1; cout<<"\n r1="<<r2; r2=200; cout<<"\nNdryshimi (r2=200)"; cout<<"\n a="<<a; cout<<"\n r1="<<r1; cout<<"\n r2="<<r2; return 0; } Dalje Vlera fillestare (a=100) a=100 r1=100 r1=100 Ndryshim 1 (r2=200) a=200 r1=200 r2=200

  4. Referencat • Referencat në funksione Pa referenca //funkPa... double siperfaqe(double x,double y); int main(){ double a,b,S; cout<<"Brinja a:"; cin>>a; cout<<"Brinja b:"; cin>>b; S=siperfaqe(a,b); cout<<"Siperfaqja S="<<S<<endl; return 0; } double siperfaqe(double x,double y){ return x*y; } Dalje Brinja a:6 Brinja b:5 Siperfaqja S=30

  5. Referencat • Referencat në funksione Me referenca //funkPb… double siperfaqe(double &x,double &y); int main(){ double a,b,S; cout<<"Brinja a:"; cin>>a; cout<<"Brinja b:"; cin>>b; S=siperfaqe(a,b); cout<<"Siperfaqja S="<<S<<endl; return 0; } double siperfaqe(double&x,double &y){ return x*y; } Dalje Brinjet a:6 b:5 Siperfaqja S=30

  6. Referencat • Përdorimi i identifikatorëve të njëjtë Me referenca //funkPc… double siperfaqe(double &a,double &b); int main(){ double a,b,S; cout<<"Brinja a:"; cin>>a; cout<<"Brinja b:"; cin>>b; S=siperfaqe(a,b); cout<<"Siperfaqja S="<<S<<endl; return 0; } double siperfaqe(double &a,double &b){ return a*b; } Dalje Brinjet a:6 b:5 Siperfaqja S=30

  7. Referencat • Referencat për rezultatet //funkPd… void siperfaqe(double &x,double &y,double &z); int main(){ double a,b,S; cout<<"Brinja a:"; cin>>a; cout<<"Brinja b:"; cin>>b; siperfaqe(a,b,S); cout<<"Siperfaqja S="<<S<<endl; return 0; } void siperfaqe(double&x,double &y,double &z){ z=x*y; return; } Dalje Brinjet a:6 b:5 Siperfaqja S=30

  8. Referencat • Përcjellja e vlerave të variablave #include <iostream> using namespace std; void swap(int x,int y); int main(){ int a,b; a=3; b=6; cout<<“Para funksionit\n" <<"a="<<a<<" b="<<b<<endl; swap(a,b); cout<<“Pas funksionit\n" <<"a="<<a<<" b="<<b<<endl; return 0; } void swap(int x,int y){ int t; t=x; x=y; y=t; } Dalje Para funksionit a=3 b=6 Pas funksionit a=6 b=3

  9. Referencat • Referenca të vektorëve //refV… int main(){ const int n=5; int i; double a[n]={7,3,9,2,4}; double (&b)[n]=a; cout<<"Vektori a\n"; for(i=0; i<n; i++) cout<<setw(3)<<a[i]; cout<<"\nVektori b\n"; for(i=0; i<n; i++) cout<<setw(3)<<b[i]; return 0; } Dalje Vektori a 7 3 9 2 4 Vektori b 7 3 9 2 4

  10. Referencat • Referenca të matricave //refM… int main(){ const int m=4, n=5; int i,j; double A[m][n]={{-4,6,9,2,1}, {6,-3,8,5,9}, {-1,7,3,8,5}, {4,3,2,-7,2}}; double (&B)[m][n]=A; cout<<"Matrica A\n"; for(i=0; i<m; i++){ for(j=0; j<n; j++) cout<<setw(3)<<A[i][j]; cout<<endl; } cout<<"\nMatrica B\n"; for(i=0; i<m; i++){ for(j=0; j<n; j++) cout<<setw(3)<<B[i][j]; cout<<endl; } return 0; } Dalje Matrica A -4 6 9 2 1 6 -3 8 5 9 -1 7 3 8 5 4 3 2 -7 2 Matrica B -4 6 9 2 1 6 -3 8 5 9 -1 7 3 8 5 4 3 2 -7 2

  11. Referencat • Përdorimi i referencave brenda klasave void kater::lexo(){ cout<<"Vlerat e lexuara\n"; cout<<"Brinja a:"; cin>>a; cout<<"Brinja b:"; cin>>b; } void kater::llogarit(){ s=a*b; p=2*(a+b); } void kater::merri(double &x,double &y){ x=s; y=p; } //refC… class kater{ private: double a,b,s,p; public: void lexo(); void llogarit(); void merri(double &x,double &y); }; int main(){ kater alfa; double S,P; alfa.lexo(); alfa.llogarit(); alfa.merri(S,P); cout<<"Vlerat e llogaritura\n" <<"S="<<S<<endl<<"P="<<P<<endl; return 0; } Dalje Vlerat e lexuara Brinja a:5 Brinja b:4 Vlerat e llogaritura S=20 P=18

  12. Referencat • Referenca të objekteve //refO class Klasa1{ public: int a; float b; void shtypja(); }; int main(){ Klasa1 k1; Klasa1 &k2=k1; cout<<"Leximi i vlerave\n"; cout<<"a:"; cin>>k1.a; cout<<"b:"; cin>>k1.b; cout<<"\nObjekti k1\n"; k1.shtypja(); cout<<"\nObjekti k2\n"; k2.shtypja(); return 0; } void Klasa1::shtypja(){ cout<<"a="<<a<<endl <<"b="<<b<<endl; } Dalje Leximi i vlerave a:9 b:5 Objekti k1 a=9 b=5 Objekti k2 a=9 b=5

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