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14_04.cpp
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126 lines (109 loc) · 2.76 KB
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#include <iostream>
#include <fstream>
#include <string>
#include <sstream>
#include <limits>
using namespace std;
int loe_ridade_arv(const string sisend)
{
ifstream fail(sisend);
string a;
int read;
if (fail.is_open())
{
getline(fail, a, ' ');
}
istringstream(a) >> read;
fail.close();
return read;
}
int loe_veergude_arv(const string sisend)
{
ifstream fail(sisend);
string a;
int veerud, b;
if (fail.is_open())
{
getline(fail, a);
istringstream(a) >> b >> veerud;
}
fail.close();
return veerud;
}
void loe_maatriks(const string failinimi, int *maatriks, int ridade_arv,int veergude_arv)
{
ifstream fail(failinimi);
int k = 0;
if (!fail)
{
ofstream valjund("summa.txt");
valjund << "Faili " << failinimi <<" ei saanud avada!" << endl;
valjund.close();
fail.close();
exit(0);
}
for (int l = 0; l < 1; l++)
{
fail.ignore(numeric_limits<streamsize>::max(), '\n');
}
for (int i = 0; i < ridade_arv; i++)
{
for (int j = 0; j < veergude_arv; j++)
{
fail >> maatriks[k];
k++;
}
}
fail.close();
}
void liida_maatriksid(int* maatriks_1, int* maatriks_2, int* maatriks_3, const int n)
{
for (int i = 0; i < n; i++)
{
maatriks_3[i] = maatriks_1[i] + maatriks_2[i];
}
}
void valjasta(const string valjund, int* maatriks, const int ridade_arv, const int veergude_arv)
{
int l = 0;
ofstream fail(valjund);
fail << ridade_arv << ' ' << veergude_arv << endl;
for (int i = 0; i < ridade_arv; i++)
{
for (int j = 0; j < veergude_arv; j++)
{
fail << maatriks[l] << ' ';
l++;
}
fail << endl;
}
fail.close();
}
int main()
{
string sisend_1 = "maatriks-01.txt";
string sisend_2 = "maatriks-02.txt";
string valjund = "summa.txt";
int veergude_arv_1 = loe_veergude_arv(sisend_1);
int ridade_arv_1 = loe_ridade_arv(sisend_1);
int veergude_arv_2 = loe_veergude_arv(sisend_2);
int ridade_arv_2 = loe_ridade_arv(sisend_2);
int n = veergude_arv_1 * ridade_arv_1;
int maatriks_1[n];
int maatriks_2[n];
int maatriks_3[n];
if (veergude_arv_1 == veergude_arv_2 && ridade_arv_1 == ridade_arv_2)
{
loe_maatriks(sisend_1, maatriks_1, ridade_arv_1, veergude_arv_1);
loe_maatriks(sisend_2, maatriks_2, ridade_arv_2, veergude_arv_2);
liida_maatriksid(maatriks_1, maatriks_2, maatriks_3, n);
valjasta(valjund, maatriks_3, ridade_arv_1, veergude_arv_1);
}
else
{
ofstream error(valjund);
error << "Maatriksid ei ole sama suured!" << endl;
error.close();
}
return 0;
}