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#include <iostream>using namespace std;int main() {const int ROW_SIZE = 2;const int COLUMN_SIZE = 5; //establish all variablesint matrix[ROW_SIZE][COLUMN_SIZE];int minVal;for (int i = 0; i < ROW_SIZE; ++i) // for loop to ask user to enter data.{for (int h = 0; h < COLUMN_SIZE; ++h) {cout << "Enter data for row #" << i + 1 << " and column #" << h + 1 << ": ";cin >> matrix[i][h];}}cout << "You entered: " << endl;for (int i = 0; i < ROW_SIZE; ++i) //for statements to output the array neatly{for (int h = 0; h < COLUMN_SIZE; ++h) {cout << matrix[i][h] << "\t";}cout << endl;}cout << "Minimum for each row is: {";for (int i = 0; i < ROW_SIZE; i++) //for statements to find the minimum in each row{minVal = matrix[i][0];for (int h = 0; h < COLUMN_SIZE; h++) {if (matrix[i][h] < minVal) // if matrix[i][h] < minVal -> minVal = matrix[i][h];{minVal = matrix[i][h];}}cout << minVal << ", ";}cout << "}" << endl;cout << "Minimum for each column is: {";for (int i = 0; i < COLUMN_SIZE; i++) //for statements to find the minimum in each column{minVal = matrix[0][i];for (int h = 0; h < ROW_SIZE; h++) {if (matrix[h][i] < minVal) //replaces minVal with array index for that column that is lowest{minVal = matrix[h][i];}}cout << minVal << ", ";}cout << "}" << endl;return 0;}
#include <iostream>using namespace std;int main() {cout << "Hello World!\n";// Prints out "Hello World"return 0;}
#include "goat.h" //include goat.hvoid Goat::setBreed(string breed) {this->breed = breed;}void Goat::setWeight(float weight) {this->weight = weight;}void Goat::setName(string name) {this->name = name;}void Goat::setGender(char gender) {this->gender = gender;}void Goat::setSpayed(bool goatIsSpayed) {this->goatIsSpayed = goatIsSpayed;}void Goat::setRegistrationID(string registrationID) {this->registrationID = registrationID;}void Goat::setColor(string color) {this->color = color;}void Goat::setOtherComments(string otherComments) {this->otherComments = otherComments;}string Goat::getBreed() {return breed;}float Goat::getWeight() {return weight;}string Goat::getName() {return name;}char Goat::getGender() {return gender;}bool Goat::getSpayed() {return goatIsSpayed;}string Goat::getRegistrationID() {return registrationID;}string Goat::getColor() {return color;}string Goat::getOtherComments() {return otherComments;}Goat::Goat() {breed = "";weight = 0.0;name = "";gender = '\0';goatIsSpayed = false;registrationID = "";color = "";otherComments = "";}Goat::Goat(string goatBreed, float goatWeight, string goatName, char goatGender, bool goatSpayedStatus, string goatRegistrationID, string goatColor, string goatOtherComments) {breed = goatBreed;weight = goatWeight;name = goatName;gender = goatGender;goatIsSpayed = goatSpayedStatus;registrationID = goatRegistrationID;color = goatColor;otherComments = goatOtherComments;}Goat::~Goat() {cout << "goat destroyed" << endl;}void Goat::printinfo() {cout << "Breed: " << breed << endl << "weight: " << weight << endl << "Name: " << name << endl << "Gender: " << gender << endl << "is Spayed: ";if(goatIsSpayed) { //here I do a logical test on boolean goatIsSpayed. if true cout << true else cout << falsecout << "True";} else {cout << "False";}cout << endl << "Registration ID: " << registrationID << endl << "Color Description: " << color << endl << "Other Comments: " << otherComments << endl << endl;}
#include <iostream>using namespace std;int main() {int arr[5];for(int i = 0; i < 5; i++) {arr[i] = i;}for(int i = 0; i < 5; i++) {cout << "Outputting array info at position " << i + 1 << ": " << arr[i] << endl;}for(int i=0;i<5;i++){for(int j=i+1;j<5;j++){if(arr[i]>arr[j]){int temp=arr[i];arr[i]=arr[j];arr[j]=temp;}}}cout << endl;for(int i = 0; i < 5; i++) {cout << "Outputting sorted array info at position " << i + 1 << ": " << arr[i] << endl;}return 0;}
#include <iostream>#include <cstring>int main(int argc, char** argv){//With decimalif(strstr(argv[1], ".") != nullptr){int i = 0;//Skip i to first non 0 digitwhile(argv[1][i] < '1' || argv[1][i] > '9') ++i;//If digit comes before decimalif((argv[1] + i) < strstr(argv[1], ".")){ //Good example of pointer arithmeticstd::cout << strlen(argv[1] + i) - 1 << std::endl; //Another good example}else{//If digit is after decimalstd::cout << strlen(argv[1] + i) << std::endl;}}else{//Without decimalint m = 0;int i = 0;while(argv[1][i] < '1' || argv[1][i] > '9') ++i; //In case of some number like 0045for(; argv[1][i] != '\0'; ++i){if(argv[1][i] >= '1' && argv[1][i] <= '9') m = i + 1;}std::cout << m << std::endl;}return 0;}
#include <iostream>#include <cstring>#include <unistd.h>#include <sys/utsname.h>int main() {char newHostname[] = "newhostname"; // Replace with the desired hostnameif (sethostname(newHostname, strlen(newHostname)) == 0) {std::cout << "Hostname set to: " << newHostname << std::endl;// Optionally, update the /etc/hostname file to make the change permanentFILE *hostnameFile = fopen("/etc/hostname", "w");if (hostnameFile != NULL) {fprintf(hostnameFile, "%s\n", newHostname);fclose(hostnameFile);} else {perror("Failed to update /etc/hostname");}} else {perror("Failed to set hostname");}return 0;}