CostOfDancing.cpp

#include <iostream>
#include <sstream>
#include <vector>
#include <algorithm>
#include <set>
#include <map>
#include <numeric>
using namespace std;

class CostOfDancing {
        public:
        int minimum(int K, vector <int> danceCost)
        {
            sort(danceCost.begin(), danceCost.end());
            return accumulate(danceCost.begin(), danceCost.begin() + K, 0);
        }

// 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(); }
	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 = 2; int Arr1[] = {1, 5, 3, 4}; vector <int> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0]))); int Arg2 = 4; verify_case(0, Arg2, minimum(Arg0, Arg1)); }
	void test_case_1() { int Arg0 = 3; int Arr1[] = {1, 5, 4}; vector <int> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0]))); int Arg2 = 10; verify_case(1, Arg2, minimum(Arg0, Arg1)); }
	void test_case_2() { int Arg0 = 1; int Arr1[] = {2, 2, 4, 5, 3}; vector <int> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0]))); int Arg2 = 2; verify_case(2, Arg2, minimum(Arg0, Arg1)); }
	void test_case_3() { int Arg0 = 39; int Arr1[] = {973, 793, 722, 573, 521, 568, 845, 674, 595, 310, 284, 794, 913, 93, 129, 758, 108, 433, 181, 163, 96, 932,
 703, 989, 884, 420, 615, 991, 364, 657, 421, 336, 801, 142, 908, 321, 709, 752, 346, 656, 413, 629, 801}; vector <int> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0]))); int Arg2 = 20431; verify_case(3, Arg2, minimum(Arg0, Arg1)); }

// END CUT HERE

};

// BEGIN CUT HERE
     int main()
     {
        CostOfDancing ___test;
        ___test.run_test(-1);
     }
// END CUT HERE