Determinante (2).docx

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package determinante; import java.util.Scanner; public class deter { public static void main(String[] args) { Scanner lea = new Scanner (System.in); int opc; System.out.println ("Seleccione el Tamaño de la Matriz Determinante:"); System.out.println ("1) Matrices 2x2"); System.out.println ("2) Matrices 3x3"); opc = lea.nextInt(); switch (opc) { case 1: int matriz[][]=new int[2][2]; System.out.println ("Ingrese los numeros de la matriz "); for(int i=0;i<2;i++){ for(int j=0;j<2;j++){ matriz[i][j] = lea.nextInt(); } } System.out.println ("A = "); for(int i=0;i<2;i++){ for(int j=0;j<2;j++){ System.out.print ("|"+ matriz[i][j] +"|"); } System.out.println (); } for(int i=0;i<2;i++){ for(int j=0;j<2;j++){ int determinante; determinante = (matriz[0][0] * matriz[1][1]) (matriz[1][0] * matriz[0][1]); System.out.println ("Determinante: " +determinante); break; } break; } break; case 2: int matriz1[][]=new int[3][3]; System.out.println ("Ingrese lnumero de la matriz"); for(int i=0;i<3;i++){ for(int j=0;j<3;j++){ matriz1[i][j] = lea.nextInt(); } } System.out.println ("A = "); for(int i=0;i<3;i++){ for(int j=0;j<3;j++){ System.out.print ("|"+ matriz1[i][j] +"|"); } System.out.println ();

} for(int i=0;i<3;i++){ for(int j=0;j<3;j++){ int determinante; determinante = ((matriz1[0][0] * matriz1[1][1] * matriz1[2][2]) + (matriz1[0][1] * matriz1[1][2] * matriz1[2][1]) + (matriz1[1][0] * matriz1[2][1] * matriz1[0][2]) ) - ( (matriz1[2][0] * matriz1[1][1] * matriz1[0][2]) + (matriz1[1][0] * matriz1[0][1] * matriz1[2][2]) + (matriz1[2][1] * matriz1[1][2] * matriz1[0][0]) ); System.out.println ("Determinante: " +determinante); break; } break; }

break; default: System.out.println ("La Opcion Ingresada no es valida, ingrese solo 1 ó 2"); } } } DESPLIEGUE

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