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Added retry feature for wrong option and new calculation #1

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Added retry feature for wrong option and new calculation #1

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60 changes: 39 additions & 21 deletions Calculator.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2,8 +2,20 @@

using namespace std;

void Option();
int numOf,result=0,a;


void Retry ()
{
char retryOption;
cout<<"Want to calculate again? (y/n)";
cin>>retryOption;
if(retryOption == 'y' || retryOption == 'Y')
Option();
else
return;
}
void Add ()
{
int numOf,result=0,a;
Expand All @@ -13,13 +25,14 @@ void Add ()

for(int i=0 ; i<numOf ; i++)
{
cout<<"Enter num. \n";
cout<<"Enter num."<<i+1<<" \n";
cin>>a;

result+=a;
}

cout<<result<<endl;
cout<<"Result = "<<result<<endl;
Retry();

}
void Minus ()
Expand All @@ -31,13 +44,14 @@ void Minus ()

for(int i=0 ; i<numOf ; i++)
{
cout<<"Enter num. \n";
cout<<"Enter num."<<i+1<<" \n";
cin>>a;

result-=a;
}

cout<<result<<endl;
cout<<"Result = "<<result<<endl;
Retry();

}

Expand All @@ -50,13 +64,14 @@ void Multi ()

for(int i=0 ; i<numOf ; i++)
{
cout<<"Enter num. \n";
cout<<"Enter num."<<i+1<<" \n";
cin>>a;

result*=a;
}

cout<<result<<endl;
cout<<"Result = "<<result<<endl;
Retry();

}
void Divide ()
Expand All @@ -68,30 +83,20 @@ void Divide ()

for(int i=0 ; i<numOf ; i++)
{
cout<<"Enter num. \n";
cout<<"Enter num."<<i+1<<" \n";
cin>>a;

result/=a;
}

cout<<result<<endl;
cout<<"Result = "<<result<<endl;
Retry();

}

int main ()
void Option ()
{
int choose;

cout<<" ***** ******************\n";
cout<<" ***** * *\n";
cout<<" ***** * The Calculator *\n";
cout<<" ***** * *\n";
cout<<" ********* ******************\n";
cout<<" *******\n";
cout<<" *****\n";
cout<<" ***\n";
cout<<" *\n";

cout<<"\n*Choose the way you want:\n 1-Add.\n 2-Minus.\n 3-Multi.\n 4-Divide.\n";
cin>>choose;

Expand All @@ -102,9 +107,22 @@ int main ()
case 2: Minus(); break;
case 3: Multi(); break;
case 4: Divide(); break;
default: cout<<"Wrong number. \n"; break;
default: cout<<"Wrong number. \n"; Retry(); break;
}
}
int main ()
{
cout<<" ***** ******************\n";
cout<<" ***** * *\n";
cout<<" ***** * The Calculator *\n";
cout<<" ***** * *\n";
cout<<" ********* ******************\n";
cout<<" *******\n";
cout<<" *****\n";
cout<<" ***\n";
cout<<" *\n";

Option();
return 0;
}

Expand Down