#include <iostream>
#include <cmath>
using namespace std;
string comparer (int guess, int win, int d);


// Main.#####################################################################################################################################
int main () {
    int dif, d, win, guess=0, i; string cmp;
    srand ((unsigned) time (0));
    cout << "Dificulty (No. of digits): "; cin >> dif;
    if (dif/dif == 1) {
        d = pow (10, dif);
        win = rand () % d;
        while (guess != win){
            cout << dif << "-digit Code: "; cin >> guess;
            cmp = comparer (guess, win, d);
            if (guess == win){ cout << endl << "Victory!" << endl;}
            else if (guess > win){ cout << "Strenght: " << cmp << " (-)" << endl;}
            else if (guess < win){ cout << "Strenght: " << cmp << " (+)" << endl;}
            i = i + 1;
            cout << endl;}
        cout<< i << " Tr"; if (i==1){cout<< "y";}else{cout<< "ies";} cout<< " with " << dif << " digit"; if (dif!=1){cout<< "s";} cout<< ".";
    }else{cout << "Not a number.";}
}


// Comparer.#############################################################################################################################
string comparer (int guess, int win, int d){
    string r;
    int num;
    num = abs (win - guess);
    if (num <= 1 ){r = "MAX" ;}
    else if (num <= (d * 0.005)) {r = "9" ;}
    else if (num <= (d * 0.01 )) {r = "8" ;}
    else if (num <= (d * 0.05 )) {r = "7" ;}
    else if (num <= (d * 0.10 )) {r = "6" ;}
    else if (num <= (d * 0.15 )) {r = "5" ;}
    else if (num <= (d * 0.20 )) {r = "4" ;}
    else if (num <= (d * 0.30 )) {r = "3" ;}
    else if (num <= (d * 0.40 )) {r = "2" ;}
    else if (num <= (d * 0.50 )) {r = "1" ;}
    else {r = "0" ;}
    return (r);}