#include <iostream>#include <stdio.h>using namespace std;void Addittion();void Substraction();void Multiplication();int main(){ int a; int b; int c; cout << "Select an option by entering the number... \n"; cout << "(1)Sum \n" << "(2)Rest \n" << "(3)Multiply \n"; scanf("%d",&a); scanf("%d",&b); scanf("%d",&c); if(a==1){ Addittion(); } if(b==2){ Substraction(); } if(c==3){ Multiplication(); } return 0;}void Addittion(){ int num1; int num2; int sum; cout << "Enter a number \n"; cin >> num1; cout << "Enter a second number \n"; cin >> num2; sum = num1 + num2; cout << "The answer is " << sum << endl;}void Substraction(){ int rst1; int rst2; int rstAns; cout << "Enter a number \n"; cin >> rst1; cout << "Enter a second number \n"; cin >> rst2; rstAns = rst1 - rst2; cout << "The answer is " << rstAns <<endl;}void Multiplication(){ int mult1; int mult2; int multAns; cout << "Enter a number \n"; cin >> mult1; cout << "Enter a number \n"; cin >> mult2; multAns = mult1 + mult2; cout << "The Answer is" << multAns << endl;}
#include <iostream>#include <stdio.h>using namespace std;void Addittion();void Substraction();void Multiplication();int main(){ int a; cout << "Select an option by entering the number... \n"; cout << "(1)Sum \n" << "(2)Rest \n" << "(3)Multiply \n"; a=getchar(); switch(a){ case '1': Addittion(); case '2': Substraction(); case '3': Multiplication(); } return 0;}void Addittion(){ int num1; int num2; int sum; cout << "Enter a number \n"; cin >> num1; cout << "Enter a second number \n"; cin >> num2; sum = num1 + num2; cout << "The answer is " << sum << endl;}void Substraction(){ int rst1; int rst2; int rstAns; cout << "Enter a number \n"; cin >> rst1; cout << "Enter a second number \n"; cin >> rst2; rstAns = rst1 - rst2; cout << "The answer is " << rstAns <<endl;}void Multiplication(){ int mult1; int mult2; int multAns; cout << "Enter a number \n"; cin >> mult1; cout << "Enter a number \n"; cin >> mult2; multAns = mult1 * mult2; cout << "The Answer is " << multAns << endl;}
#include <iostream>#include <stdio.h>using namespace std;void Addittion();void Substraction();void Multiplication();int main(){ int a; cout << "Select an option by entering the number... \n"; cout << "(1)Sum \n" << "(2)Rest \n" << "(3)Multiply \n"; a=getchar(); switch(a){ case '1': Addittion(); break; case '2': Substraction(); break; case '3': Multiplication(); break; } return 0;}void Addittion(){ int num1; int num2; int sum; cout << "Enter a number \n"; cin >> num1; cout << "Enter a second number \n"; cin >> num2; sum = num1 + num2; cout << "The answer is " << sum << endl;}void Substraction(){ int rst1; int rst2; int rstAns; cout << "Enter a number \n"; cin >> rst1; cout << "Enter a second number \n"; cin >> rst2; rstAns = rst1 - rst2; cout << "The answer is " << rstAns <<endl;}void Multiplication(){ int mult1; int mult2; int multAns; cout << "Enter a number \n"; cin >> mult1; cout << "Enter a number \n"; cin >> mult2; multAns = mult1 * mult2; cout << "The Answer is " << multAns << endl;}
a=getchar();
cin >> a;
switch(a){ case 1: Addittion(); break; case 2: Substraction(); break; case 3: Multiplication(); break; }
int a = 0; cout << "Select an option by entering the number... \n"; cout << "(1)Sum \n" << "(2)Rest \n" << "(3)Multiply \n"; while(!a) { cin >> a; switch(a){ case 1: Addittion(); break; case 2: Substraction(); break; case 3: Multiplication(); break; default: cout << "Introduce una opcion valida: "; a = 0; } }
#include <iostream>using namespace std;void Addittion();void Substraction();void Multiplication();int main(){ int a = 0; cout << "Select an option by entering the number... \n"; cout << "(1)Sum \n" << "(2)Rest \n" << "(3)Multiply \n"; while(!a) { cin >> a; switch(a){ case 1: Addittion(); break; case 2: Substraction(); break; case 3: Multiplication(); break; default: cout << "Introduce una opcion valida: "; a = 0; } } return 0;}void Addittion(){ int num1; int num2; int sum; cout << "Enter a number \n"; cin >> num1; cout << "Enter a second number \n"; cin >> num2; sum = num1 + num2; cout << "The answer is " << sum << endl;}void Substraction(){ int rst1; int rst2; int rstAns; cout << "Enter a number \n"; cin >> rst1; cout << "Enter a second number \n"; cin >> rst2; rstAns = rst1 - rst2; cout << "The answer is " << rstAns <<endl;}void Multiplication(){ int mult1; int mult2; int multAns; cout << "Enter a number \n"; cin >> mult1; cout << "Enter a number \n"; cin >> mult2; multAns = mult1 * mult2; cout << "The Answer is " << multAns << endl;}
While(!a)
Gracias CrozzCyborg, no sabia que la librería studio.h era de C... lo de las comillas simples no sabia si importaban o no cuando lei otro post así que las puse, bueno hasta ahí todo lo entendí bien pero me gustaría que me expliques esta parte:Código: [Seleccionar]While(!a)y otras preguntas que me quedron sonporque asignaste el valor "0" a la vriable "a" si de todas maneras el usuario es quien le asigna el valor a la variable?afectaria no darle el valor de cero? ya se que es un bucle, pero que significa el comando "default" o cual es su funcion?muchas gracias por su paciencia xD
while(a){ ....}