#include <iostream>
#include <vector>
#include <string>
#include <sstream>
#include<fstream>
int main() {
std::string line;
int word;
std::ifstream inFile("input.txt");
//create/use a std::vector instead of builit in array
std::vector<std::vector<int>> vec;
if(inFile)
{
while(getline(inFile, line, '\n'))
{
//create a temporary vector that will contain all the columns
std::vector<int> tempVec;
std::istringstream ss(line);
//read word by word(or int by int)
while(ss >> word)
{
//std::cout<<"word:"<<word<<std::endl;
//add the word to the temporary vector
tempVec.push_back(word);
}
//now all the words from the current line has been added to the temporary vector
vec.emplace_back(tempVec);
}
}
else
{
std::cout<<"file cannot be opened"<<std::endl;
}
inFile.close();
//lets check out the elements of the 2D vector so the we can confirm if it contains all the right elements(rows and columns)
for(std::vector<int> &newvec: vec)
{
for(const int &elem: newvec)
{
std::cout<<elem<<" ";
}
std::cout<<std::endl;
}
return 0;
}
0 1 9
0 4 8
1 5 5
2 0 6
3 2 2
1 3 1
2 1 3
4 3 7
5 3 4
