//@Author Damien Bell
#include <iostream>
#include <cmath>
using namespace std;
int main(){
    int choice=0, i, j;
 
    cout << "How many digits do you want to use: ";
    cin >> choice; 
 
    //One set of loops to count up to 5
 
    for(i=1; i<=choice; i++){//outer loop
 
        for(j=1; j<=i; j++){//inner loop
 
            cout << j; //Cout present counter for J
 
        }//end inner loop
 
        cout << endl; // Line break
 
    }//end outer loop
 
return 0;
}

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