#include <iostream> #include <windows.h> using namespace std; int main(){ int Deter, DeterX, DeterY, A1, A2, B1, B2, C1, C2; int B1Sign, B2Sign, DeterX_Dem, DeterY_Dem; bool Det_Ind=false; SetConsoleTitle("Cramer's Rule"); cout<<"Program Written By Shawncplus To Solve a Linear Equation with Cramer's Rule"<< endl; cout<<"Please Enter a1: "; cin>>A1; cout<<"\nPlease Enter b1: "; cin>>B1; cout<<"\nPlease Enter c1: "; cin>>C1; cout<<"\nPlease enter a2: "; cin>>A2; cout<<"\nPlease enter b2: "; cin>>B2; cout<<"\nPlease Enter c2: "; cin>>C2; cout<<"The Equation is {\n"; B1Sign=B1*(-1); B2Sign=B2*(-1); if (B1>0){ cout<<"\t "<< A1 <<"x+"<<B1<<"y = "<< C1<< endl;} else if (B1<0){ cout<<"\t "<< A1 <<"x-"<<B1Sign<<"y = "<< C1<< endl;} if (B2>0){ cout<<"\t "<< A2 <<"x+"<<B2<<"y = "<< C2<< "\n\t\t} " <<endl;} else if (B2<0){ cout<<"\t "<< A2 <<"x-"<<B2Sign<<"y = "<< C2<< "\n\t\t} " << endl;} Deter=(A1*B2)-(A2*B1); DeterX=(C1*B2)-(C2*B1); DeterY=(A1*C2)-(A2*C1); if (Deter==0 && DeterX==0 && DeterY==0) { cout<<"System is Dependant (Infinite Solutions)"<< endl; Det_Ind = true; } else if (Deter==0 && (DeterX!=0 || DeterY!=0)){ cout<<"System is Inconsistent (System Set is \xE9 )"<< endl; Det_Ind = true; } cout<<"D = "<< Deter << endl; cout<<"D(x) = "<< DeterX << endl; cout<<"D(y) = "<< DeterY << endl; if (Det_Ind==true){ cout<<"Please press Enter to continue. . ."; cin.get(); cin.get(); return 0; } else if (Det_Ind==false){ DeterX_Dem=(DeterX/Deter); DeterY_Dem=(DeterY/Deter); cout<<"\nX = "<< DeterX<<"/"<< Deter <<" = "<< DeterX_Dem << endl; cout<<"Y = "<< DeterY<<"/"<< Deter <<" = "<< DeterY_Dem << endl; cout<<"Solution Set is {("<< DeterX_Dem <<","<< DeterY_Dem <<")}"<< endl; } cout<<"\n\nPlease press Enter to continue. . ."; cin.get(); cin.get(); return 0; }