CircleDance.cpp

#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <ctime>

using namespace std;

class CircleDance {
public:
	int arrangeDancers(vector <int>);
};

int CircleDance::arrangeDancers(vector <int> heights) {
	sort(heights.begin(), heights.end());
	int result = 0;
	for(int i = 2; i < heights.size(); ++i)
		result = max(result, heights[i] - heights[i-2]);
	return result;


	
}

double test0() {
	int t0[] = {180,183,178,185};
	vector <int> p0(t0, t0+sizeof(t0)/sizeof(int));
	CircleDance * obj = new CircleDance();
	clock_t start = clock();
	int my_answer = obj->arrangeDancers(p0);
	clock_t end = clock();
	delete obj;
	cout <<"Time: " <<(double)(end-start)/CLOCKS_PER_SEC <<" seconds" <<endl;
	int p1 = 5;
	cout <<"Desired answer: " <<endl;
	cout <<"\t" << p1 <<endl;
	cout <<"Your answer: " <<endl;
	cout <<"\t" << my_answer <<endl;
	if (p1 != my_answer) {
		cout <<"DOESN'T MATCH!!!!" <<endl <<endl;
		return -1;
	}
	else {
		cout <<"Match :-)" <<endl <<endl;
		return (double)(end-start)/CLOCKS_PER_SEC;	//I want to eventually turn this into a time of some kind.
	}
}
double test1() {
	int t0[] = {170,180,190};
	vector <int> p0(t0, t0+sizeof(t0)/sizeof(int));
	CircleDance * obj = new CircleDance();
	clock_t start = clock();
	int my_answer = obj->arrangeDancers(p0);
	clock_t end = clock();
	delete obj;
	cout <<"Time: " <<(double)(end-start)/CLOCKS_PER_SEC <<" seconds" <<endl;
	int p1 = 20;
	cout <<"Desired answer: " <<endl;
	cout <<"\t" << p1 <<endl;
	cout <<"Your answer: " <<endl;
	cout <<"\t" << my_answer <<endl;
	if (p1 != my_answer) {
		cout <<"DOESN'T MATCH!!!!" <<endl <<endl;
		return -1;
	}
	else {
		cout <<"Match :-)" <<endl <<endl;
		return (double)(end-start)/CLOCKS_PER_SEC;	//I want to eventually turn this into a time of some kind.
	}
}
double test2() {
	int t0[] = {180,180,180,180,180};
	vector <int> p0(t0, t0+sizeof(t0)/sizeof(int));
	CircleDance * obj = new CircleDance();
	clock_t start = clock();
	int my_answer = obj->arrangeDancers(p0);
	clock_t end = clock();
	delete obj;
	cout <<"Time: " <<(double)(end-start)/CLOCKS_PER_SEC <<" seconds" <<endl;
	int p1 = 0;
	cout <<"Desired answer: " <<endl;
	cout <<"\t" << p1 <<endl;
	cout <<"Your answer: " <<endl;
	cout <<"\t" << my_answer <<endl;
	if (p1 != my_answer) {
		cout <<"DOESN'T MATCH!!!!" <<endl <<endl;
		return -1;
	}
	else {
		cout <<"Match :-)" <<endl <<endl;
		return (double)(end-start)/CLOCKS_PER_SEC;	//I want to eventually turn this into a time of some kind.
	}
}
double test3() {
	int t0[] = {184,165,175,186,192,200,176,192,194,168,205,201};
	vector <int> p0(t0, t0+sizeof(t0)/sizeof(int));
	CircleDance * obj = new CircleDance();
	clock_t start = clock();
	int my_answer = obj->arrangeDancers(p0);
	clock_t end = clock();
	delete obj;
	cout <<"Time: " <<(double)(end-start)/CLOCKS_PER_SEC <<" seconds" <<endl;
	int p1 = 10;
	cout <<"Desired answer: " <<endl;
	cout <<"\t" << p1 <<endl;
	cout <<"Your answer: " <<endl;
	cout <<"\t" << my_answer <<endl;
	if (p1 != my_answer) {
		cout <<"DOESN'T MATCH!!!!" <<endl <<endl;
		return -1;
	}
	else {
		cout <<"Match :-)" <<endl <<endl;
		return (double)(end-start)/CLOCKS_PER_SEC;	//I want to eventually turn this into a time of some kind.
	}
}

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int main() {
int time;
	bool errors = false;
	
	time = test0();
	if (time < 0)
		errors = true;
	
	time = test1();
	if (time < 0)
		errors = true;
	
	time = test2();
	if (time < 0)
		errors = true;
	
	time = test3();
	if (time < 0)
		errors = true;
	
	if (!errors)
		cout <<"You're a stud (at least on the example cases)!" <<endl;
	else
		cout <<"Some of the test cases had errors." <<endl;
}