// DETERMINANTS by a.w.k
#include<conio.h>
#include<iostream.h>
#include<stdlib.h>
int main()
{
int ex,choice,a,b,c,d,e,f,g,h,i,ans;
char repeat;
clrscr();
do{
cout<<"\n Determinant Solver [with Explaination]";
cout<<"\n Enter your choice...";
cout<<"\n\n Press [1] for 2x2....\n \n Press [2] for 3x3....";
cin>>choice;
clrscr();
if(choice==1)
{
cout<<"\n Enter 4 values of Determinant....";
cin>>a>>b>>c>>d;
clrscr();
ans=(a*d-b*c);
cout<<"\n Entered determinant is...\n";
cout<<" \n| |";
cout<<" \n| "<<a<<" "<<b<<" | ";
cout<<" \n| "<<c<<" "<<d<<" | = "<<ans;
cout<<" \n| | ";
cout<<"\n Answer is "<<ans;
cout<<"\n for Explaination press [1]....";
cin>>ex;
if(ex==1)
{
cout<<"\n\n\n\n ---------------------Explaination----------------------";
cout<<"\n="<<a<<" x "<<d<<" - "<<b<<" x "<<c;
cout<<"\n="<<a*d<<" - "<<b*c;
cout<<"\n="<<a*d-b*c;
cout<<"\n="<<ans;
}
else
{
goto again1;
}
}
else if(choice==2)
{
cout<<"\n Enter 9 values of Determinant....";
cin>>a>>b>>c>>d>>e>>f>>g>>h>>i;
clrscr();
cout<<"\n Entered determinant is.....\n";
cout<<"| | ";
cout<<" \n| "<<a<<" "<<b<<" "<<c<<" | ";
cout<<" \n| "<<d<<" "<<e<<" "<<f<<" | ";
cout<<" \n| "<<g<<" "<<h<<" "<<i<<" | ";
cout<<" \n| | ";
ans=a*(e*i-f*h)-b*(d*i-f*g)+c*(d*h-g*e);
cout<<"\n Answer is "<<ans;
cout<<"\n \nFormula =a (e*i - f*h) - b (d*i - f*g) + c (d*e - g*h)";
cout<<"\n For Explaination press [1]...";
cin>>ex;
if(ex==1)
{
cout<<"\n\n ---------------------Explaination------------------------\n\n";
cout<<"="<<a<<" ("<<e<<" x "<<i<<" - "<<f<<" x "<<h<<") - "<<b<<" ("<<d<<" x "<<i<<" - "<<f<<" x "<<g<<") + "<<c<<" ("<<d<<" x "<<h<<" - "<<g<<" x "<<e<< ") " ;
cout<<"\n\n="<<a<<" ("<<e*i<<" - "<<f*h<<") - "<<b<<"("<<d*i<<"-"<<f*g<<") + "<<c<<" ("<<d*h<<"-"<<g*e<< ") ";
cout<<"\n\n="<<a<<" ("<<e*i - f*h<<") - "<<b<<"("<<d*i - f*g<<") + "<<c<<" ("<<d*h - g*e<< ") ";
cout<<"\n\n="<<a*(e*i-f*h)<<"+"<<-b*(d*i-f*g)<<""<<c*(d*h-g*e);
cout<<"\n\n="<<ans;
}
else
{
goto again1;
}
}
else
cout<<"\n Invalid Choice";
again1:
cout<<"\n________________________________";
cout<<"\n\n\n\n [R]epeat or [E]xit...???";
cout<<"\n________________________________";
cin>>repeat;
clrscr();
}
while(repeat!='e');
clrscr();
cout<<"\n\n\n\n\n\n\n\n\n\n\n\n\tan 'Aditya \a Khare \a Production'";
getch();
}
adityawkhare 0 Newbie Poster
PrimePackster 10 Runaway Poster
// DETERMINANTS by a.w.k #include<conio.h> #include<iostream.h> #include<stdlib.h> int main() { int ex,choice,a,b,c,d,e,f,g,h,i,ans; char repeat; clrscr(); do{ cout<<"\n Determinant Solver [with Explaination]"; cout<<"\n Enter your choice..."; cout<<"\n\n Press [1] for 2x2....\n \n Press [2] for 3x3...."; cin>>choice; clrscr(); if(choice==1) { cout<<"\n Enter 4 values of Determinant...."; cin>>a>>b>>c>>d; clrscr(); ans=(a*d-b*c); cout<<"\n Entered determinant is...\n"; cout<<" \n| |"; cout<<" \n| "<<a<<" "<<b<<" | "; cout<<" \n| "<<c<<" "<<d<<" | = "<<ans; cout<<" \n| | "; cout<<"\n Answer is "<<ans; cout<<"\n for Explaination press [1]...."; cin>>ex; if(ex==1) { cout<<"\n\n\n\n ---------------------Explaination----------------------"; cout<<"\n="<<a<<" x "<<d<<" - "<<b<<" x "<<c; cout<<"\n="<<a*d<<" - "<<b*c; cout<<"\n="<<a*d-b*c; cout<<"\n="<<ans; } else { goto again1; } } else if(choice==2) { cout<<"\n Enter 9 values of Determinant...."; cin>>a>>b>>c>>d>>e>>f>>g>>h>>i; clrscr(); cout<<"\n Entered determinant is.....\n"; cout<<"| | "; cout<<" \n| "<<a<<" "<<b<<" "<<c<<" | "; cout<<" \n| "<<d<<" "<<e<<" "<<f<<" | "; cout<<" \n| "<<g<<" "<<h<<" "<<i<<" | "; cout<<" \n| | "; ans=a*(e*i-f*h)-b*(d*i-f*g)+c*(d*h-g*e); cout<<"\n Answer is "<<ans; cout<<"\n \nFormula =a (e*i - f*h) - b (d*i - f*g) + c (d*e - g*h)"; cout<<"\n For Explaination press [1]..."; cin>>ex; if(ex==1) { cout<<"\n\n ---------------------Explaination------------------------\n\n"; cout<<"="<<a<<" ("<<e<<" x "<<i<<" - "<<f<<" x "<<h<<") - "<<b<<" ("<<d<<" x "<<i<<" - "<<f<<" x "<<g<<") + "<<c<<" ("<<d<<" x "<<h<<" - "<<g<<" x "<<e<< ") " ; cout<<"\n\n="<<a<<" ("<<e*i<<" - "<<f*h<<") - "<<b<<"("<<d*i<<"-"<<f*g<<") + "<<c<<" ("<<d*h<<"-"<<g*e<< ") "; cout<<"\n\n="<<a<<" ("<<e*i - f*h<<") - "<<b<<"("<<d*i - f*g<<") + "<<c<<" ("<<d*h - g*e<< ") "; cout<<"\n\n="<<a*(e*i-f*h)<<"+"<<-b*(d*i-f*g)<<""<<c*(d*h-g*e); cout<<"\n\n="<<ans; } else { goto again1; } } else cout<<"\n Invalid Choice"; again1: cout<<"\n________________________________"; cout<<"\n\n\n\n [R]epeat or [E]xit...???"; cout<<"\n________________________________"; cin>>repeat; clrscr(); } while(repeat!='e'); clrscr(); cout<<"\n\n\n\n\n\n\n\n\n\n\n\n\tan 'Aditya \a Khare \a Production'"; getch(); }
Good! You have a code. Now What error? Which line? Be descriptive. Usually we don't compile the code as soon as we see it. So say what you want. And people will help.
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