BagsQuiz.cpp

/**
 *                                   ____
 *       ____ ___  ____ ________  __/ __/
 *      / __ `__ \/ __ `/ ___/ / / / /_
 *     / / / / / / /_/ / /  / /_/ / __/
 *    /_/ /_/ /_/\__,_/_/   \__,_/_/
 *
 *    @link : https://the-redback.com
 */

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef unsigned long long llu;

#define ft        first
#define sd        second
#define mp        make_pair
#define pb(x)     push_back(x)
#define all(x)    x.begin(), x.end()
#define allr(x)   x.rbegin(), x.rend()
#define mem(a, b) memset(a, b, sizeof(a))
#define meminf(a) memset(a, 126, sizeof(a))
#define inf       1e6
#define eps       1e-9
#define mod       1000000007
#define NN        100

// cout << setfill('0') << setw(3) << a << endl;
// cout << fixed << setprecision(20) << a << endl;

int flag[NN];

struct BagsQuiz {
    int checkIfProper(int n, vector<string> act) {
        mem(flag, -1);
        int ret;
        int i, j, k, l, m;
        for (i = 0; i < act.size(); i++) {
            char aa[20], bb[20];
            char cc[20];

            sscanf(act[i].c_str(), "%s %*s", &aa);
            if (strcmp(aa, "PUT") == 0) {
                sscanf(act[i].c_str(), "%*s %d %*s %d", &k, &l);
                if (flag[k] != -1 || flag[l] != -1) return -1;
                flag[k] = l;
            } else if (strcmp(aa, "SET") == 0) {
                sscanf(act[i].c_str(), "%*s %d %*s", &k);
                if (flag[k] != -1) return -1;
                for (j = 1; j <= n; j++)
                    if (flag[j] == k) flag[j] = -1;
            } else {
                sscanf(act[i].c_str(), "%*s %d %*s %d", &k, &l);
                if (flag[k] != -1 || flag[l] != -1) return -1;
                for (j = 1; j <= n; j++)
                    if (flag[j] == k) flag[j] = inf;
                for (j = 1; j <= n; j++)
                    if (flag[j] == l) flag[j] = k;
                for (j = 1; j <= n; j++)
                    if (flag[j] == inf) flag[j] = l;
            }
        }
        ret = 0;
        for (j = 1; j <= n; j++) {
            if (flag[j] == -1)
                ret++;
            else if (flag[j] < j)
                return -1;
        }

        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();
    }

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 int& Expected, const int& 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() {
        int Arg0 = 9;
        string Arr1[] = {"PUT 1 INSIDE 9", "SET 6 LOOSE",    "PUT 9 INSIDE 7", "SWAP 8 WITH 7",
                         "PUT 6 INSIDE 8", "PUT 3 INSIDE 7", "SET 2 LOOSE",    "PUT 4 INSIDE 7",
                         "PUT 8 INSIDE 2", "PUT 7 INSIDE 2", "PUT 5 INSIDE 2", "SET 2 LOOSE",
                         "PUT 2 INSIDE 5", "PUT 5 INSIDE 8", "PUT 7 INSIDE 8", "SET 8 LOOSE"};
        vector<string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0])));
        int Arg2 = 5;
        verify_case(0, Arg2, checkIfProper(Arg0, Arg1));
    }
    void test_case_1() {
        int Arg0 = 2;
        string Arr1[] = {"PUT 1 INSIDE 2", "SET 2 LOOSE"};
        vector<string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0])));
        int Arg2 = 2;
        verify_case(1, Arg2, checkIfProper(Arg0, Arg1));
    }
    void test_case_2() {
        int Arg0 = 2;
        string Arr1[] = {"PUT 2 INSIDE 1"};
        vector<string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0])));
        int Arg2 = -1;
        verify_case(2, Arg2, checkIfProper(Arg0, Arg1));
    }
    void test_case_3() {
        int Arg0 = 4;
        string Arr1[] = {"PUT 3 INSIDE 2", "SWAP 4 WITH 2", "PUT 2 INSIDE 4", "SET 1 LOOSE"};
        vector<string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0])));
        int Arg2 = 2;
        verify_case(3, Arg2, checkIfProper(Arg0, Arg1));
    }
    void test_case_4() {
        int Arg0 = 3;
        string Arr1[] = {"PUT 1 INSIDE 2", "PUT 3 INSIDE 1"};
        vector<string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0])));
        int Arg2 = -1;
        verify_case(4, Arg2, checkIfProper(Arg0, Arg1));
    }

    // END CUT HERE
};

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