competitive-programming/solved-topcoder/Solved/InterestingNumber.cpp at master · the-redback/competitive-programming · GitHub

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/**
 *                                   ____
 *       ____ ___  ____ ________  __/ __/
 *      / __ `__ \/ __ `/ ___/ / / / /_
 *     / / / / / / /_/ / /  / /_/ / __/
 *    /_/ /_/ /_/\__,_/_/   \__,_/_/
 *
 *    @link : https://the-redback.com
 */
#include <bits/stdc++.h>
using namespace std;

#define mem(a, b) memset(a, b, sizeof(a))
#define pb        push_back
#define pp        pop_back
#define inf       10000000
#define NN        200000

class InterestingNumber {
public:
    string isInteresting(string x) {
        string ret;
        int i, k;
        int a[12];
        int dis[12];
        mem(a, 0);
        mem(dis, -1);
        for (i = 0; i < x.size(); i++) {
            k = x[i] - '0';
            if (a[k] == 0) {
                dis[k] = i;
                a[k]++;
            } else if (a[k] == 1) {
                dis[k] = i - dis[k] - 1;
                a[k]++;
            } else {
                ret = "Not interesting";
                return ret;
            }
        }
        for (i = 0; i < 10; i++) {
            if ((dis[i] != -1 && dis[i] != i) || (a[i] != 0 && a[i] != 2)) {
                ret = "Not interesting";
                return ret;
            }
        }
        ret = "Interesting";
        return ret;
    }

    // BEGIN CUT HERE
public:
    void run_test(int Case) {
        if ((Case == -1) || (Case == 0)) test_case_0();
        if ((Case == -1) || (Case == 1)) test_case_1();
        if ((Case == -1) || (Case == 2)) test_case_2();
        if ((Case == -1) || (Case == 3)) test_case_3();
        if ((Case == -1) || (Case == 4)) test_case_4();
        if ((Case == -1) || (Case == 5)) test_case_5();
    }

private:
    template <typename T>
    string print_array(const vector<T>& V) {
        ostringstream os;
        os << "{ ";
        for (typename vector<T>::const_iterator iter = V.begin(); iter != V.end(); ++iter) os << '\"' << *iter << "\",";
        os << " }";
        return os.str();
    }
    void verify_case(int Case, const string& Expected, const string& Received) {
        cerr << "Test Case #" << Case << "...";
        if (Expected == Received)
            cerr << "PASSED" << endl;
        else {
            cerr << "FAILED" << endl;
            cerr << "\tExpected: \"" << Expected << '\"' << endl;
            cerr << "\tReceived: \"" << Received << '\"' << endl;
        }
    }
    void test_case_0() {
        string Arg0 = "2002";
        string Arg1 = "Interesting";
        verify_case(0, Arg1, isInteresting(Arg0));
    }
    void test_case_1() {
        string Arg0 = "1001";
        string Arg1 = "Not interesting";
        verify_case(1, Arg1, isInteresting(Arg0));
    }
    void test_case_2() {
        string Arg0 = "41312432";
        string Arg1 = "Interesting";
        verify_case(2, Arg1, isInteresting(Arg0));
    }
    void test_case_3() {
        string Arg0 = "611";
        string Arg1 = "Not interesting";
        verify_case(3, Arg1, isInteresting(Arg0));
    }
    void test_case_4() {
        string Arg0 = "64200246";
        string Arg1 = "Interesting";
        verify_case(4, Arg1, isInteresting(Arg0));
    }
    void test_case_5() {
        string Arg0 = "631413164";
        string Arg1 = "Not interesting";
        verify_case(5, Arg1, isInteresting(Arg0));
    }

    // END CUT HERE
};

// BEGIN CUT HERE
int main() {
    InterestingNumber ___test;
    ___test.run_test(-1);
    int gbase;
    cin >> gbase;  // erase this line if you are not using dev-cpp! :)
    return 0;
}
// END CUT HERE