Question

Переделать программу паскаль в си program lab3; var x,y,a,b,xk,xn, dx: real; begin a: =1.4; b: =2.5; write(' vvedite xn, xk, dx='); readln(xn, xk, dx); x: =xn; writeln('tabl'); writeln('┌─────┬─────┐'); writeln('│ x │ y │'); while x< =xk do begin y: =(ln(a*x*x+b))/(a*x+1); writeln('├─────┼─────┤'); writeln('│',x: 5: 2,'│',y: 5: 2,'│'); x: =x+dx; end; writeln('└─────┴─────┘'); readln; end.

Answer 1

#include <cstdlib>#include <iostream>#include <iomanip>#include <cmath>
using namespace std;
int main(){    setlocale(0, "");    double x, y, a, b, xk, xn, dx;    a = 1.4;    b = 2.5;    cout << "Ââåäèòå xn,xk, dx = " << endl;    cin >> xn; cin >> xk; cin >> dx;    x = xn;    cout << "Tabl" << endl;    cout << "+-----------+" << endl;    cout << "¦ x ¦ y ¦" << endl;    while (x <= xk)          {             y = (log10(a*x*x+b))/(a*x+1);             cout << "+-----+-----¦" << endl;             cout.setf(ios::fixed);             cout.precision(3);             cout << "¦" << x << "¦"<< y << "¦" << endl;             x = x + dx;          }    cout << "+-----------+";    system("pause");}