@helen244

Помогите,пожалуйста, переписать программу из с++ в си.
Программа
#include <iostream>
#include <math.h>
#include <fstream>
#include <iomanip>
#include <windows.h>
#include <conio.h>

#define ld long double

using namespace std;


struct Atom
{
string name;
ld x, y, z;
};

ld f(Atom a, Atom b)
{
ld ro;
ro = sqrt(pow((a.x - b.x), 2) + pow((a.y - b.y), 2) + pow((a.z - b.z), 2));
return ro;
}

void output(Atom a, Atom b)
{
cout << "May be bond" << setw(13) << a.name << " with " << a.x << setw(12) << a.y << setw(12) << a.z << " and " << b.name << " with " << b.x << setw(12) << b.y << setw(12) << b.z << endl;
}

int main()
{
// win scale
HANDLE out_handle = GetStdHandle(STD_OUTPUT_HANDLE);
COORD crd = { 1600, 500 };
SMALL_RECT src = { 0, 0, crd.X - 1, crd.Y - 1 };
SetConsoleWindowInfo(out_handle, true, &src);
SetConsoleScreenBufferSize(out_handle, crd);


ifstream file("molecule2.dat");
int n;
string name;

file >> name;
file >> n;
Atom* molecule = new Atom[n];

for (int i = 0; i < n; i++)
{
file >> molecule[i].name >> molecule[i].x >> molecule[i].y >> molecule[i].z;
//cout << molecule[i].name << setw(12) << molecule[i].x << setw(12) << molecule[i].y << setw(12) << molecule[i].z << endl;
}

for (int i = 0; i < n - 1; i++)
{
for (int j = i + 1; j < n; j++)
{
ld bond = f(molecule[i], molecule[j]) - 0.12;
string bondName = molecule[i].name + molecule[j].name;
//cout << molecule[i].name << molecule[j].name << "\t" << bond << endl; // Наиб погрешность -0.12

if (bondName == "CH")
{
if (bond <= 1.09) { output(molecule[i], molecule[j]); }
}
else if (bondName == "CC")
{
if (bond <= 1.54) { cout << "May be single bond " << setw(5)<< molecule[i].name << " with " << molecule[i].x << setw(12) << molecule[i].y << setw(12) << molecule[i].z << " and " << molecule[j].name << " with " << molecule[j].x << setw(12) << molecule[j].y << setw(12) << molecule[j].z << endl; }
if (bond <= 1.4) { cout << "May be 1.5x bond " << setw(5) << molecule[i].name << " with " << molecule[i].x << setw(12) << molecule[i].y << setw(12) << molecule[i].z << " and " << molecule[j].name << " with " << molecule[j].x << setw(12) << molecule[j].y << setw(12) << molecule[j].z << endl; }
if (bond <= 1.34) { cout << "May be 2x bond" << setw(5) << molecule[i].name << " with " << molecule[i].x << setw(12) << molecule[i].y << setw(12) << molecule[i].z << " and " << molecule[j].name << " with " << molecule[j].x << setw(12) << molecule[j].y << setw(12) << molecule[j].z << endl; }
if (bond <= 1.2) { cout << "May be 3x bond " << setw(5) << molecule[i].name << " with " << molecule[i].x << setw(12) << molecule[i].y << setw(12) << molecule[i].z << " and " << molecule[j].name << " with " << molecule[j].x << setw(12) << molecule[j].y << setw(12) << molecule[j].z << endl; }
}
else if (bondName == "CN")
{
if (bond <= 1.47) { output(molecule[i], molecule[j]); }
}
else if (bondName == "CO")
{
if (bond <= 1.43) { cout << "May be single bond " << setw(5) << molecule[i].name << " with " << molecule[i].x << setw(12) << molecule[i].y << setw(12) << molecule[i].z << " and " << molecule[j].name << " with " << molecule[j].x << setw(12) << molecule[j].y << setw(12) << molecule[j].z << endl; }
if (bond <= 1.23) { cout << "May be double bond " << setw(5) << molecule[i].name << " with " << molecule[i].x << setw(12) << molecule[i].y << setw(12) << molecule[i].z << " and " << molecule[j].name << " with " << molecule[j].x << setw(12) << molecule[j].y << setw(12) << molecule[j].z << endl; }
}
else if (bondName == "CF")
{
if (bond <= 1.33) { output(molecule[i], molecule[j]); }
}
else if (bondName == "CCl")
{
if (bond <= 1.77) { output(molecule[i], molecule[j]); }
}
else if (bondName == "CBr")
{
if (bond <= 1.93) { output(molecule[i], molecule[j]); }
}
else if (bondName == "CI")
{
if (bond <= 2.14) { output(molecule[i], molecule[j]); }
}
else if (bondName == "CS")
{
if (bond <= 1.82) { output(molecule[i], molecule[j]); }
}
else if (bondName == "NH")
{
if (bond <= 1.02) { output(molecule[i], molecule[j]); }
}
else if (bondName == "NN")
{
if (bond <= 1.45) { output(molecule[i], molecule[j]); }
}
else if (bondName == "NO")
{
if (bond <= 1.2) { output(molecule[i], molecule[j]); }
}
else if (bondName == "NF")
{
if (bond <= 1.36) { output(molecule[i], molecule[j]); }
}
else if (bondName == "NCl")
{
if (bond <= 1.75) { output(molecule[i], molecule[j]); }
}
else if (bondName == "OH")
{
if (bond <= 0.96) { output(molecule[i], molecule[j]); }
}
else if (bondName == "OO")
{
if (bond <= 1.48) { output(molecule[i], molecule[j]); }
}
else if (bondName == "OF")
{
if (bond <= 1.42) { output(molecule[i], molecule[j]); }
}
else if (bondName == "SH")
{
if (bond <= 1.34) { output(molecule[i], molecule[j]); }
}

}
}

file.close();
return 0;
}

0