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これは非常に曖昧ですが、C++の新機能です。最初のプロジェクトとして電卓を作っていて、やりたいことは、「y」と答えた場合は、スクリプトを最初からやり直してください...基本的には。スクリプトを再実行する方法は？
#include <iostream>
#include <stdio.h>
#include <math.h>
using namespace std;
int main()
{
cout << "Hello and Welcome to the Test Calculator!\n";
signed char choice;
char resp;
cout << "Choose your problem:\n a)Addition\n b)Subtraction\n c)Multiplication\n d)Division\n e)Square Root\n f)Hypotenuse\n";
scanf ("%c", &choice);
switch (choice)
{
case 'a':
{
int a;
int b;
cout << "Addition\n";
cout << "Please enter a number:\n";
cin >> a;
cout << "Please enter your second number:\n";
cin >> b;
cin.ignore();
int result = a + b;
cout << "Calculating...\n";
cout << "Your total is:\n"<<" "<<result;
cin.get();
break;
}
case 'b':
{
int c;
int d;
cout << "Subtraction\n";
cout << "Please enter a number:\n";
cin >> c;
cout << "Please enter your second number:\n";
cin >> d;
cin.ignore();
int result2 = c - d;
cout << "Calculating...\n";
cout << "Your total is:\n"<<" "<<result2;
cin.get();
break;
}
case 'c':
{
int e;
int f;
cout << "Multiplication\n";
cout << "Please enter a number:\n";
cin >> e;
cout << "Please enter your second number:\n";
cin >> f;
cin.ignore();
int result3 = e * f;
cout << "Calculating...\n";
cout << "Your total is:\n"<<" "<<result3;
cin.get();
break;
}
case 'd':
{
int g;
int h;
cout << "Division\n";
cout << "Please enter a number:\n";
cin >> g;
cout << "Please enter your second number:\n";
cin >> h;
cin.ignore();
int result4 = g/h;
cout << "Calculating...\n";
cout << "Your total is:\n"<<" "<<result4;
cin.get();
break;
}
case 'e':
{
int x;
#define square ((x)*(x))
cout << "Square Root\n";
cout << "Please enter a number:\n";
cin >> x;
cin.ignore();
cout << "Calculating...\n";
cout << "Your total is:\n"<<" "<<square;
cin.get();
break;
}
case 'f':
{
int i;
int j;
cout << "Hypotenuse\n";
cout << "Enter your smaller side:\n";
cin >> i;
cout << "Please enter the longer side:\n";
cin >> j;
cin.get();
int hypotenuse = ((i*i)+(j*j));
cout << "Calculating...\n";
cout << "The hypotenuse is the square root of:\n"<<" "<<hypotenuse;
cin.ignore();
cout << "Would you like to do another problem?\n y)Yes\n n)No\n";
cin >> resp; //this is where im trying to test this at
}
default:
{
cout << " \n";
cout << "Error: Undefined response\n";
cout << "Contact the source programmer for details\n";
}
}
}