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2) C++ .

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1. 1 .

2. 1.4 , .

3. 2 , X1 Y1 TRUE, , FALSE, .

4. 2 , .

5. 3 , (float double).

6. .

7. .

15

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1) ;

2) ;

3) ( ).

. . .

++

C++ . ++, .

. . int, float.

1 ++
x y
x = 15 y = 2
int int int 15/2=7
int float float 15/2=7.5
float int float 15/2=7.5

 

 

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1:

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#include<iostream>

#include<conio.h>

#include<math.h>

using namespace std;

int main()

{

int m, n, k;

double x,d;

cout<<"\n n=";

cin>>n;

cout<<"\n m=";

cin>>m;

cout<<"\n x=";

cin>>x;

k=n++/(--m);

cout<<"\n n++/(--m)="<<k;

n-->n/m++?

cout<<"\n n-->n/m++: it is true ":cout<<"\n n-->n/m++:it is false ";

m<n++?

cout<<"\n m<n++: it is true ":cout<<"\n m<n++:it is false ";

d = 1+x*pow(cos(x),2)+pow(sin(x),3);

cout<<"\n d="<<d<<endl;

cout<<n<<endl;

cout<<m<<endl;

 

return 0;

}

:

:

n = 2

m = 3

x = 5

2:

:

#include "stdafx.h"

#include <iostream>

#include "math.h"

#include "conio.h"

using namespace std;

 

void main()

{

float x, y;

float r=1;

printf("%s", "Enter x \n");

scanf_s("%f",&x);

printf("%s", "Enter y \n");

scanf_s("%f",&y);

bool ok = ((x*x)+(y*y)<=(r*r)&&y<=0||(x*x)+(y*y)<=(r*r)&& x<=0 && y>=0);

if (ok){

cout<<"Tocka popadaet!"<<endl;

}else{

cout<<"Tocka Ne popadaet."<<endl;

}

system("pause");

}

 

:

3:

:

#include "stdafx.h"

#include <iostream>

#include <cmath>

 

using namespace System;

using namespace std;

void main()

{

cout <<"a = 10" << '\n';

cout <<"b = 0.01" << '\n';

float a=10;

float b=0.01;

float x,k,d,g,t,c,o;

double x2,k2,d2,g2,t2,c2,o2;

x=(a-b)*(a-b)*(a-b)*(a-b);

k=a*a*a*a;

c=a*a*a;

d=b*b;

g=b*b*b;

o=b*b*b*b;

t=a*a;

x2=(a+b)*(a+b)*(a+b);

k2=a*a*a*a;

c2=a*a*a;

d2=b*b;

g2=b*b*b;

o2=b*b*b*b;

t2=a*a;

float chislit = x - (k-4*c*b);

float znamen = 6*t*d-4*a*g+o;

float result =chislit/znamen;

double chislit2 = x2 - (k2-4*c2*b);

double znamen2 = 6*t2*d2-4*a*g2+o2;

double result2 =chislit2/znamen2;

cout<<"znamen="<<znamen<<endl;

cout<<"chislit="<<chislit<<endl;

cout<<"result="<<result<<endl;

cout<<"znamen2="<<znamen2<<endl;

cout<<"chislit2="<<chislit2<<endl;

cout<<"result2="<<result2<<endl;

system("pause");

}

:

: C++ ..



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