Question

Attached is a text file containing lots of randomly generated numbers in no particular order. Write a program that can open that file, sort the numbers from least to greatest, and display them in sorted order on the screen.

The name of the text file is; numbers_fall2020.txt

Please solve using C++

Thanks!

Answer 1

#include<iostream>
#include<fstream>
#include<vector>
#include<algorithm>
using namespace std;


int main(){
    ifstream file("data.txt");   // open a file stream 
    vector<int> arr;             // declear a vector
    int x;
    while(file>>x){              // read till the end of file
        arr.push_back(x);
    }
    sort(arr.begin(),arr.end());   // sort the vector 
    for(int val:arr)cout<<val<<endl;   // display to stdout
}