33 lines
748 B
C++
33 lines
748 B
C++
#include <iostream>
|
|
#include<cstdio>
|
|
#include<cmath>
|
|
using namespace std;
|
|
int n;
|
|
double A[110][110];
|
|
int main()
|
|
{
|
|
scanf("%d",&n);n++;
|
|
for(int i=1;i<n;i++)
|
|
for(int j=1;j<=n;j++)
|
|
scanf("%lf",&A[i][j]);
|
|
for(int i=1;i<n;i++)
|
|
{
|
|
int np=i;
|
|
for(int j=i+1;j<n;j++)if(abs(A[np][i])<abs(A[j][i]))np=j;
|
|
if(np!=i)swap(A[np],A[i]);
|
|
//print();
|
|
double GD=A[i][i];
|
|
for(int j=1;j<=n;j++)A[i][j]/=GD;
|
|
for(int j=1;j<n;j++)
|
|
if(j!=i){
|
|
GD=A[j][i];
|
|
for(int k=1;k<=n;k++)
|
|
A[j][k]-=GD*A[i][k];
|
|
}
|
|
}
|
|
for(int i=1;i<n-1;i++)
|
|
printf("%d ",(int)(round)(A[i][n]));
|
|
printf("%d\n",(int)(round)(A[n-1][n]));
|
|
return 0;
|
|
}
|