没素材水一篇求火
二元一次方程组求解器c++代码
仅可用于a1, b1, c1, a2, b2, c2皆为整数时。
cpp
#include <bits/stdc++.h>
using namespace std;
int a1, b1, c1, a2, b2, c2;
int main() {
cout << "a1 * x + b1 * y = c1" << endl << "a2 * x + b2 * y = c2" << endl;
cout << "请输入a1, b1, c1, a2, b2, c2:" << endl;
cin >> a1 >> b1 >> c1 >> a2 >> b2 >> c2;
int x = (c2 * b1 - c1 * b2) / (a2 * b1 - a1 * b2);
int y = (a1 * c2 - a2 * c1) / (b2 * a1 - a2 * b1);
cout << "解为:x = " << x << ", y = " << y;
return 0;
}