49 lines
1.4 KiB
C++
49 lines
1.4 KiB
C++
/*
|
||
* exercise.cpp
|
||
*
|
||
* Created on: 3 окт. 2021 г.
|
||
* Author: alexander
|
||
*/
|
||
|
||
#include "exercises.hpp"
|
||
#include <math.h>
|
||
|
||
void exercise_1()
|
||
{
|
||
const unsigned int size = 10;
|
||
int newIntValue = -3;
|
||
double newDoubleValue = 2.2;
|
||
|
||
vector<int> v(size);
|
||
generator(v, -10, 10);
|
||
sort(v.begin(), v.end());
|
||
print(v); // -9 -9 -4 3 3 4 6 8 9 10
|
||
insert_sorted(v, newIntValue);
|
||
print(v); // -9 -9 -4 -3 3 3 4 6 8 9 10
|
||
|
||
list<double> l(size);
|
||
generator(l, -10.0, 10.0);
|
||
l.sort();
|
||
print(l); // -9.31992 -6.76971 -5.98545 -2.1297 -1.9722 -0.292701 0.715274 3.43089 4.35249 9.45377
|
||
insert_sorted(l, newDoubleValue);
|
||
print(l); // -9.31992 -6.76971 -5.98545 -2.1297 -1.9722 -0.292701 0.715274 2.2 3.43089 4.35249 9.45377
|
||
}
|
||
|
||
void exercise_2()
|
||
{
|
||
vector<double> v(100);
|
||
|
||
double error = 0;
|
||
generator(v, -1000.0, 1000.0);
|
||
|
||
print(v); // 1-ый вектор - печать исходного вектора
|
||
copy(v.begin(), v.end(), ostream_iterator<int> { cout, " " }); // 2-ой вектор - печать целочисленного вектора
|
||
|
||
for_each(v.begin(), v.end(), [&](const double &i)
|
||
{
|
||
error += pow(i - static_cast<int>(i), 2);
|
||
});
|
||
|
||
cout << endl << error << endl;
|
||
}
|