GroceryBagger.cpp

#include <iostream>
#include <sstream>
#include <vector>
#include <algorithm>
#include <set>
#include <map>
#include <queue>
#include <cstring>
#include <climits>
#include <cstdio>
using namespace std;
typedef pair<int,int> pi;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<string> vs;
typedef vector<vs> vvs;

class GroceryBagger{ 
        public: 
        int minimumBags(int strength, vector <string> itemType) { 
           map<string, int> M;
           for(string s : itemType)	M[s]++;
           int ret = 0;
           for(pair<string, int> p : M)	ret += (p.second+strength-1)/strength;
           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 = 2; string Arr1[] = {"DAIRY",
 "DAIRY",
 "PRODUCE",
 "PRODUCE",
 "PRODUCE",
 "MEAT"}; vector <string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0]))); int Arg2 = 4; verify_case(0, Arg2, minimumBags(Arg0, Arg1)); }
	void test_case_1() { int Arg0 = 3; string Arr1[] = {"DAIRY",
 "DAIRY",
 "PRODUCE",
 "PRODUCE",
 "PRODUCE",
 "MEAT"}; vector <string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0]))); int Arg2 = 3; verify_case(1, Arg2, minimumBags(Arg0, Arg1)); }
	void test_case_2() { int Arg0 = 10; string Arr1[] = {}; vector <string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0]))); int Arg2 = 0; verify_case(2, Arg2, minimumBags(Arg0, Arg1)); }
	void test_case_3() { int Arg0 = 5; string Arr1[] = {"CANNED",   "CANNED",  "PRODUCE",
 "DAIRY",    "MEAT",    "BREAD",
 "HOUSEHOLD","PRODUCE", "FROZEN",
 "PRODUCE", "DAIRY"}; vector <string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0]))); int Arg2 = 7; verify_case(3, Arg2, minimumBags(Arg0, Arg1)); }
	void test_case_4() { int Arg0 = 2; string Arr1[] = {"CANNED",   "CANNED",  "PRODUCE",
 "DAIRY",    "MEAT",    "BREAD",
 "HOUSEHOLD","PRODUCE", "FROZEN",
 "PRODUCE", "DAIRY"}; vector <string> Arg1(Arr1, Arr1 + (sizeof(Arr1) / sizeof(Arr1[0]))); int Arg2 = 8; verify_case(4, Arg2, minimumBags(Arg0, Arg1)); }

// END CUT HERE
 
}; 

// BEGIN CUT HERE 
int main(){

        GroceryBagger ___test; 
        ___test.run_test(-1); 
} 
// END CUT HERE