/** 用給出的Cramer規則解線性方程組* 方程組 ax+by=e* cx+dy=f* x=(ed-bf)/(ad-bc)* y=(af-ec)/(ad-bc)*/import java.util.Scanner;public class operation1 {public static void main(String[] args) {// TODO Auto-generated method stubScanner sc = new Scanner(System.in);System.out.println("Enter a,b,c,d,e,f :");double a = sc.nextDouble();double b = sc.nextDouble();double c = sc.nextDouble();double d = sc.nextDouble();double e = sc.nextDouble();double f = sc.nextDouble();double x, y;x = (e * d - b * f) / (a * d - b * c);y = (a * f - e * c) / (a * d - b * c);if (a * d - b * c == 0) {System.out.println("The question has no solution!");} else {System.out.println("x is " + x);System.out.println("y is " + y);}sc.close();}}

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