#include <iostream>
#include <cstdio>
#include <cmath>
#include <sstream>
#include <fstream>
using namespace std;
float tab[2][2];
void diago(float tabs[2][2]){
float suma=(tabs[0][0]+tabs[1][1]+tabs[2][2]);
cout<<"Suma liczb na diagonali wynosi: "<<suma<<endl;
return;
}
void skalarny(float tabs[2][2], float a){
cout<<"Macierz pomnozona przez "<<a<<":"<<endl;
for (int i=0; i<=2; i++){
for(int j=0; j<=2; j++){
cout<<a*tabs[i][j]<<" ";
}
cout<<endl;
}
return;
}
int main(){
ifstream we;
float a,b,c;
int wiersz, kolumna;
int licznik=0;
we.open("lab10macierz.txt");
if(we.is_open()){
while(!we.eof()){
we>>a>>b>>c;
tab[licznik][0]=a;
tab[licznik][1]=b;
tab[licznik][2]=c;
licznik++;
}
}
diago(tab);
skalarny(tab, 2);
we.close(); return 0;
}
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