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- #include <iostream>
- #include <fstream>
- using namespace std;
- int main()
- {
- int A[10][10],i,j,n,s=0,p=1,max;
- ifstream f("MATRICE.in");
- ofstream g("MATRICE.out");
- f>>n;
- for(i=1;i<=n;i++)
- for(j=1;j<=n;j++)
- {
- f>>A[i][j];
- }
- g<<n<<endl;
- for(i=1;i<=n;i++)
- {
- for(j=1;j<=n;j++)
- g<<A[i][j]<<" ";
- g<<endl;
- }
- g<<"Diagonala principala a matricei= ";
- for(i=1;i<=n;i++)
- for(j=1;j<=n;j++)
- if(i==j)
- g<<A[i][j]<<" ";
- g<<endl;
- g<<"Diagonala secundara a matricei= ";
- for(i=1;i<=n;i++)
- for(j=1;j<=n;j++)
- if(j==n+1-i)
- g<<A[i][j]<<" ";
- g<<endl;
- for(i=1;i<=n;i++)
- for(j=1;j<=n;j++)
- s=s+A[i][j];
- g<<"suma elementelor matricii= "<<s;
- for(i=1;i<=n;i++)
- for(j=1;j<=n;j++)
- if(i==j)
- p=p*A[i][j];
- g<<endl<<"produsul diagonalei principale= "<<p;
- for(i=1;i<=n;i++)
- {
- max=A[i][1];
- for(j=2;j<=n;j++)
- if(A[i][j]>max)
- max=A[i][j];
- g<<endl<<"maximul este= "<<max;
- }
- f.close();
- g.close();
- return 0;
- }
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