判斷非齊次方程組是否有解 c++

#include <iostream> using namespace std; int main() { double a[] ={2,2,2, 3,2,4, 1,3,9}; double b[] = {1,0.5,2.5}; double m =0; int n=3; for (int i = 0; i < n-1; i++) { for (int j = i + 1; j < n;

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