47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
/*
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AUTORE: Vichingo455
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The program deletes peer numbers from a vector using memmove
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*/
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#include <iostream>
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#include <array>
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#include <vector>
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#include <cstdlib>
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#include <cstring>
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using namespace std;
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void printVector(const vector<int> & vett) {
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for (int i = 0; i < vett.size(); i++)
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cout << vett.at(i) << " ";
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cout << endl;
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}
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void deletePeers(vector<int>& vec) {
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int* data = vec.data();
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size_t size = vec.size();
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size_t newSize = 0;
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for (size_t i = 0; i < size; ++i) {
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if (data[i] % 2 != 0) {
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if (newSize != i) {
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std::memmove(&data[newSize], &data[i], sizeof(int));
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}
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++newSize;
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}
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}
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vec.resize(newSize);
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}
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int main() {
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vector<int> vett;
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int vectorSize;
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cout << "Insert the size of the vector: ";
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cin >> vectorSize;
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cout << endl;
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for (int i = 0,value; i < vectorSize; i++) {
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cout << "Insert a value: ";
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cin >> value;
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vett.push_back(value);
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cout << endl;
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}
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printVector(vett);
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deletePeers(vett);
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printVector(vett);
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return 0;
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}
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