OJ Board

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8 4 6 7 5 2
1 4 2 5 3 4 5 0
1 2 3 5 4
2 1 2 3 0
7 3 5 4 8 9 10 1 13
3 2 8 5 8 6 0
2
0
33 21 45
2 0
33 55
0
1
0
2 1
1 0
1 2
0
56 12 48
1 2 0
75 2 1 44 53 84 21 46 82 43 99 49 89 7 9
5 1 13 2 11 3 6 4 10 5 14 6 7 10 8 12 9 11 14 12 14 0
1 2 3 6 7 8 4 5
3 1 4 6 0
1 3 19 4 95 62 42 43 13 2
6 1 6 2 4 3 4 6 5 9 6 8 9 0
1 2 3 4 5 6 7 8 9 10 11 12 14 13 15 16 17 18 19 20
8 7 8 9 0

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1 2 3 5 4

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1 2 3 5 4
2 1 2 3 0

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1         5         4         3         1
2 flip(2) 3 flip(1) 1 flip(2) 2 flip(3) 2
3 ------> 2 ------> 2 ------> 1 ------> 3
5         1         3         4         4
4         4         5         5         5

Code: Select all

I submit the same code in the next day 
and it is accepted-.-

Code: Select all

#include <cstdio>
#include <iostream>
#include <vector>
#include <string>
#include <cstring>
#include <algorithm>
#include <utility>
#define pa pair<int,int>
using namespace std;
bool com(const pa a,const pa b)
{
	return a.first<b.first;
}

vector<pa> getNumber(string st)
{
	vector <pa> vec;
	int num;
	int ind=0;
	char str[500];
	strcpy(str,st.c_str());
	char *ptr;
	ptr=strtok(str," ");
	while(ptr!=NULL)
	{
		sscanf(ptr,"%d",&num);
		vec.push_back(pa(num,ind++));
		ptr=strtok(NULL," ");
	}
	
	return vec;
}
void _swap(pa &a,pa &b)
{
	pa tmp;
	tmp=a;
	a=b;
	b=tmp;
}
int main()
{
	string st;
	vector <pa> vec;
	vector <pa> cvec;
	int length;
	bool flag=false;
	while(getline(cin,st))
	{
		vec.clear();
		cvec.clear();
		vec = getNumber(st);
		
		cvec = vec;
		sort(cvec.begin(),cvec.end(),com);
		
		length=vec.size();
		flag=false;
		
		for(int i=length-1;i>0;i--)
		{
			if(vec[0].second == cvec[i].second)
			{
				for(int k=0,l=i;k<l;k++,l--)
					_swap(vec[k],vec[l]);
				cout<<length-i<<" ";
			}
			else{
				for(int j=i-1;j>0;j--)
				{
					if(cvec[i].second==vec[j].second)
					{
						for(int k=0,l=j;k<l;k++,l--)
							_swap(vec[k],vec[l]);
						cout<<length-j<<" ";
						for(int k=0,l=i;k<l;k++,l--)
							_swap(vec[k],vec[l]);
						cout<<length-i<<" ";
					}
				}
			}
		}
		cout<<"0"<<endl;
	}
	return 0;
}

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5 1 2 3 4

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5 1 2 3 4
1 2 0

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#include <vector>
#include <iterator>
#include <algorithm>
#include <iostream>
#include <cstdio>
#include <sstream>

using namespace std;

int main()
{
//    freopen("data.in", "r", stdin);
//    freopen("data.out", "w", stdout);
    string s;
    while(getline(cin, s))
    {
        istringstream ss(s);
        vector<int> pancakes, flips;
        int p;

        while(ss >> p)
            pancakes.push_back(p);



        printf("%d", pancakes[0]);
        for(int i=1; i<pancakes.size(); i++)
            printf(" %d", pancakes[i]);
        printf("\n");

        reverse(pancakes.begin(), pancakes.end());
         vector<int> originals(pancakes);
        int sorted = 0;
        while(sorted < pancakes.size())
        {

            auto flipIt = max_element(pancakes.begin()+sorted, pancakes.end());
            int flipInd = distance(pancakes.begin()+sorted, flipIt);
            if(flipInd != 0)
            {
                if(flipIt != pancakes.end()-1)
                {
                    flips.push_back(flipInd+sorted+1);
                    reverse(flipIt, pancakes.end());
                }
                flips.push_back(sorted+1);
                reverse(pancakes.begin()+sorted, pancakes.end());
            }
            sorted++;
        }
//        printf("checking\n");
//        for(auto f:flips)
//            reverse(originals.begin()+(f-1), originals.end());
//        reverse(originals.begin(), originals.end());
//        if(is_sorted(originals.begin(), originals.end()))
//           {
//               printf(" Yay!\n");
//           }
//            else
//            printf("                                          Fuck!\n");

        for(auto f:flips)
            printf("%d ", f);
        printf("0\n");
    }
}