Submission #18691

#	Time	Username	Problem	Language	Result	Execution time	Memory
18691		suhgyuho_william	Gondola (IOI14_gondola)	C++98	20 / 100	13 ms	2568 KiB

gondola

#include "gondola.h"

int valid(int n, int inputSeq[])
{
	int i;
	int s,t;
	bool check[250010];

	s = -1;
    for(i=0; i<n; i++){
		if(check[inputSeq[i]]) return 0;
		check[inputSeq[i]] = true;
        if(inputSeq[i] <= n){
            t = i+2-inputSeq[i];
			if(t <= 0) t += n;
			if(s == -1){
				s = t;
			}else if(s != t){
				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