Examination_IT / ComputerScience_LaboratoryWork_ForStudent
.pdf81
int i;
//J I L K % I !
//.
fa = Function(a); fb = Function(b);
g_C = (a + b)/2.0; // % % 9 :.
for(i=0; i<g_LimQuant; i++)
{
if (abs(a-b)<g_Eps)
return true; // Q ! .
fc = Function(g_C);
// "I %
if(fc*fa > 0) { a = g_C; fa = fc;} else { b = g_C; fb = fc; } g_C = (a + b)/2.0;
}
return false; // Q !
}
////////////////////////////////////////////////////////////////
//J % 9 JL Q x L . (
//; I ! % QI while.
bool HalvingWhile(double a, double b)
{
// k(v † ! ! :e L !. cout << "~ -I ;" << endl; return false;
}
////////////////////////////////////////////////////////////////
//J % 9 JL Q x L . (
//; I ! % QI do-while.
bool HalvingDo(double a, double b)
{
// k(v † ! ! :e L ! cout << "~ -I ;" << endl; return false;
}
////////////////////////////////////////////////////////////////
//J ! _ :. I e I - !J
//:, J JL % QI.
int Menu(void)
{
//R !J :, J L % QI. int MenuCommand;
//~, I :e L J
//% QI !J :.
bool flag;
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//, % QI Q JL
//!J :.
flag = true; do
{
if(!flag)
cout << endl << "! ; JL! 9 L, " "% e I." << endl;
flag = false; // !J JL! cout << "1 - " % QI Q for" << endl; cout << "2 - " % QI Q while" << endl; cout << "3 - " % QI Q do" << endl; cout << "‘ 9 !J :> ";
cin >> MenuCommand;
} while (!(MenuCommand >= 1 && MenuCommand <= 3)); return MenuCommand;
}
//////////////////////////////////////////////////////
// $ K . void _tmain()
{
//R % % QI JL IJ. setlocale(LC_CTYPE, "Russian_Russia.1251"); double a; // 9 .
double b; // .
double fa, fb; // I K L .
//R !J :, J L % QI.
int MenuCommand;
//~, I :e L ! 9 L
//;.
bool AccuracyFlag;
MenuCommand = Menu();
cout |
<< endl; |
cout |
<< "R 9 > "; |
cin |
>> a; |
cout |
<< " > "; |
cin |
>> b; |
fa = Function(a); fb = Function(b); if(fa*fb > 0)
{
cout << " I Q " << endl;
system("PAUSE"); return;
}
switch (MenuCommand)
{
83
case 1: // % QI for. AccuracyFlag = HalvingFor(a, b); break;
case 2: // % QI while. AccuracyFlag = HalvingWhile(a, b); break;
case 3: // % QI do. AccuracyFlag = HalvingDo(a, b); break;
}
if(AccuracyFlag)
{
cout << setprecision(16);
cout << endl << "z Q x = " << g_C << endl; cout << "k K F(x) = " << Function(g_C)
<< endl;
}
else
{
cout << setprecision(16);
cout << endl << " Q ! . " "z Q : " << g_C << endl;
}
cout << endl << " I ." << endl; system("PAUSE");
}
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Mathcad ( . 6.3). D C -
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ucvwxcy mcnopqr
s = t t 100% =
mcnopqr
= B3.484508116820758 3.484508116820889 B 100% = 3.484508116820889
=3,785 ∙ 104 %
ucvwxcy – (6.1),
Mathcad, mcnopqr – , B A -
Halving ( 6.1) . 6.4. . , C
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> 7.1.
, 3, 0 7.1. #+5. Triangle.cpp
#include "stdafx.h" |
// |
!/J !. |
#include <iostream> |
||
#include <cmath> |
// |
! . |
using namespace std; |
|
|
//////////////////////////////////////////////////////////////////
//J % e !Q % Q Q Area
//% I gypot % I J k1 k2.
void Triangle(
double k1, // % JL Q. double k2, // L Q. double *area, // % e !Q Q. double *gypot // % I Q.
)
{
//J % e !Q Q. *area = k1*k2/2.0;
//J % I Q. *gypot = sqrt(k1*k1 + k2*k2);
//I Q J : % J, ! J J
//% ! J I (% J) area gypot.
}
/////////////////////////////////////////////////////////
// $ K . void _tmain()
{
double |
kat1 = 4.5, kat2 = 7.8; |
double |
Square, Length; // % e !Q % I. |
//JI K Triangl % %
//I ! ! € Area Length. Triangle(kat1, kat2, &Square, &Length);
cout << "Square = " << Square << " Length = " << Length; system("pause");
}