1semestr / LR3 / ЛР3В

#include <iostream>      
#include<math.h>
#include<iomanip>
#include<fstream>
using namespace std;
int main ()
{ int i, j, minj;
  double M[4], summaD, P, min=500, S;
  cout << fixed << setprecision (4); P=1.0;
  int A[4][4] = {2,-3,7,-1,3,5,6,5,12,4,5,-8,1,4,-1,-6};
  cout << "----------" << endl;
  for (i = 0; i < 4; i++)
    {for (j = 0; j < 4; j++)
    cout << A[i][j] << "\t";
    cout<<endl;}
    cout << "----------" << endl;
  for (i = 0; i < 4; i++)
    {for (j = 0; j < 4; j++)
    if (i==j and j==i) summaD=summaD+A[i][j];}   
  for (j = 0; j<=3; j++)
    {if (A[1][j]<min)
    {min=A[1][j];
    minj=j;}}
    for (i=0; i<=3; i++)
    {P=P*(1.0+sin(2.0-A[i][minj]));}
  for (i = 0; i < 4; i++){S=0;
    for (j = 0; j < 4; j++){
    S=S+A[i][j];}
    M[i]=S;}
  for (i = 0; i < 4; i++){
    cout << "M["<< i << "]=" << M[i]<<endl;}
    cout << "----------" << endl;
    cout << "Proizvedenie =" << P << endl;
    cout << "summaD =" << summaD << endl;
    cout << "----------" << endl;
  return 0;}