Submission #291339

#	Time	Username	Problem	Language	Result	Execution time	Memory
291339		georgerapeanu	Gondola (IOI14_gondola)	C++11	20 / 100	13 ms	1536 KiB

gondola

#include "gondola.h"
#include <cstdio>

using namespace std;

inline int get_in_range(int st,int dr,int val){
    int tmp = (val - st) % (dr - st + 1);

    if(tmp < 0){
        tmp += (dr - st + 1);
    }

    return tmp + st;
}

int fr[250005];

int valid(int n, int inputSeq[])
{
    int pos = -1;
    for(int i = 0;i < n;i++){
        if(inputSeq[i] <= n){
            pos = i;
        }
        fr[inputSeq[i]]++;
        if(fr[inputSeq[i]] > 1){
            return 0;
        }
    }

    for(int i = 0;i < n;i++){
        if(inputSeq[i] <= n && inputSeq[i] != get_in_range(1,n,inputSeq[pos] + i - pos)){
            return 0;
        }
    }

    return 1;
}

//----------------------

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  return -2;
}

//----------------------

int countReplacement(int n, int inputSeq[])
{
  return -3;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 10 / 10
• Subtask 4: 0 / 5
• Subtask 5: 0 / 10
• Subtask 6: 0 / 20
• Subtask 7: 0 / 5
• Subtask 8: 0 / 15
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10