Write c plus plus program that input are integer an array consisted of 4 elements than array it's elements in asceding order and print it?

Answer 1

#include<iostream>

#include<sstream>

using namespace std;

int main()

{

std::vector<int> input;

for (size_t index=0; index<4; ++index)

{

cout << "Enter a number: ";

bool valid=false;

while (!valid)

{

string in;

cin >> in;

stringstream ss;

ss << in;

if (!(valid = (ss >> input[loop]))

std::cout << "Invalid input! Try again: ";

}

}

std::cout << "\n\nYou entered the following: ";

for (size_t index=0; index<4; ++index)

cout << input[loop] << ' ';

cout << '\n' << endl;

}