>altura; cout<<"Introduce anchura:n"; cin>>anchura; cout<<"El area del cuadrado es:n"; : Notes">

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#include <iostream>

using namespace std;

int cuadrado()
{
float altura;
float anchura;
float area;
cout<<"Introduce altura:n";
cin>>altura;
cout<<"Introduce anchura:n";
cin>>anchura;
cout<<"El area del cuadrado es:n";
area=altura*anchura;
cout<<area;
return 0;
}

int nombre()
{
string nombre1, nombre2, apellido1, apellido2, edad, nombre;
cout<<"Introduce primer nombre n";
cin>>nombre1;
cout<<"Introduce segundo nombre n";
cin>>nombre2;
cout<<"Introduce primer apellido n";
cin>>apellido1;
cout<<"Introduce segundo apellidon";
cin>>apellido2;
cout<<"Introduce edad n";
cin>>edad;
cout<<"Tu nombre y edad es: n";
nombre=nombre1+' '+nombre2+' '+apellido1+' '+apellido2+' '+edad;
cout<<nombre;
return 0;
}

int suma()
{
float n1,n2,r;
cout<<"Introduce un numero n";
cin>>n1;
cout<<"Introduce el segundo numero n";
cin>>n2;
cout<<"El resultado de la suma es: n";
r=n1+n2;
cout<<r;
return 0;
}

int velocidad()
{
float d,t,r;
cout<<"Introduce la distancia n";
cin>>d;
cout<<"Introduce el tiempo n";
cin>>t;
cout<<"La velocidad alcanzada es: n";
r=d/t;
cout<<r;
return 0;
}

int examen()
{
float c,i,il,p,c1,i1,il1;
cout<<"Introduce el numero de aciertos n";
cin>>c;
cout<<"Introduce el numero de incorrectas n";
cin>>i;
cout<<"Introduce numero de ilegibles n";
cin>>il;
c1=c*4;
i1=i*(-2);
il1=il*0;
p=c1+i1+il1;
cout<<"La cantidad de respuestas es: n";
cout<<p;
return 0;
}

int promedio()
{
float t,tr,p,a,r,t1,tr1,p1,a1;
cout<<"Introduce calificacion de tareas n";
cin>>t;
cout<<"Introduce calificacion de trabajos n";
cin>>tr;
cout<<"Introduce calificacion de proyecto n";
cin>>p;
cout<<"Introduce calificacion de asistencias n";
cin>>a;
t1=(t*25)/10;
tr1=(tr*15)/10;
p1=(p*40)/10;
a1=(a*20)/10;
r=t1+tr1+p1+a1;
cout<<"El promedio es: n";
cout<<r;
return 0;
}

int mayor()
{
return 0;
}




int menor()
{
float a,b,v;
cout<<"Introduce un valor n";
cin>>a;
cout<<"Introduce el segundo valor n";
cin>>b;
v=a<b;
cout<<"El valor menor es; n";
cout<<v;
return 0;
}

int iguales()
{
float a,b,v;
cout<<"Introduce un valor n";
cin>>a;
cout<<"Introduce el segundo valor n";
cin>>b;
v=a<b;
cout<<"El valor menor es; n";
cout<<v;
return 0;
}

int diferentes()
{
float a,b,v;
cout<<"Introduce un valor n";
cin>>a;
cout<<"Introduce el segundo valor n";
cin>>b;
v=a<b;
cout<<"El valor menor es; n";
cout<<v;
return 0;
}

int lapices()
{
float l,l1,l2,r,a;
cout<<"Introduce el numero de lapices n";
cin>>l;
l1=(l*8)/1000;
r=l1;
cout<<"La cantidad del costo es: n";
cout<<r;
return 0;


}

int posinega()
{
float a,b,v;
cout<<"Introduce un valor n";
cin>>a;
cout<<"Introduce el segundo valor n";
cin>>b;
v=a<b;
cout<<"El valor menor es; n";
cout<<v;
return 0;
}

int edad()
{
float e;
cout<<"¿Cual es tu edad? n";
cin>>e;
if(e<18){
cout<<"Menor de edad n";
}else if(e>=18 && e<65){
cout<<"Mayor de edad n";
}else if(e>65){
cout<<"Tercera edad n";
}else{
cout<<"No es de la tercera edad n";
}
return 0;
}

int main()
{
// Menu de usuario
int opcion;
cout<<"Menu de Usuario:n";
cout<<"1. Calcular el area de un cuadrado.n";
cout<<"2. Captura su nombre completo.n";
cout<<"3. Calcular la suma. n";
cout<<"4. Calcular la velocidad. n";
cout<<"5. Solicitar acierto de examen. n";
cout<<"6. Calcular el promedio. n";
cout<<"7. Determinar el valor mayor n";
cout<<"8. Determinar el valor menor n";
cout<<"9. Determinar valores iguales n";
cout<<"10. Determinar valores diferentes n";
cout<<"11. Determinar el costo de lapices n";
cout<<"12. Determinar si el numero es positivo o negativo n";
cout<<"13. Determinar si es mayor o menor de edad n";
cin>>opcion;
// if opcion=1 then cuadrado();
switch(opcion){
case 1: cuadrado();
break;
case 2: nombre();
break;
case 3: suma();
break;
case 4: velocidad();
break;
case 5: examen();
break;
case 6: promedio();
break;
case 7: mayor();
break;
case 8: menor();
break;
case 9: iguales();
break;
case 10: diferentes();
break;
case 11: lapices();
break;
case 12: posinega();
break;
case 13: edad();
break;

}
return 0;
}
     
 
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