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- #include <iostream>
- #include <cstdio>
- using namespace std;
- int mas[50][50];
- int n;
- int main()
- {
- cin >> n;
- int e = 0;
- for(int i = 0; i < n; i++){
- for(int j = 0; j < n; j++){
- cin >> mas[i][j];
- }
- }
- int vector[50];
- double res[50];
- for(int i = 0; i < n; i++){
- cin >> vector[i];
- }
- ////////////////////////////////////////////////////////////////////
- for(int i = n - 1; i >= 0; i--){
- res[i] = vector[i];
- for(int j = n - 1; j > i; j--){
- res[i] -= res[j] * mas[i][j];
- }
- res[i] = res[i] / mas[i][i];
- }
- ////////////////////////////////////////////////////////////////////
- // cout << '\n';
- for(int i = 0; i < n; i++){
- printf("%.3f", res[i]);
- if(i != n-1){
- cout << ' ';
- }
- }
- // cin >> e;
- return 0;
- }
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