Submission #1250775

#	Time	Username	Problem	Language	Result	Execution time	Memory
1250775		hmms127	Gondola (IOI14_gondola)	C++20	0 / 100	0 ms	328 KiB

gondola

#include <bits/stdc++.h>
#include "gondola.h"
#define pb push_back
using namespace std;

int valid(int n, int a[])
{
    int idx;
    for(int i=0;i<n;i++){
        if(a[i]==1){idx=i;break;}
    }
    int sm=0;
    for(int i=idx;i<n;i++)sm+=a[i];
    int sz=n-idx+1;
    return (sm==sz*(sz+1)/2);
    
}
//----------------------

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

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

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

• Subtask 1: 0 / 5
• Subtask 2: 0 / 5
• Subtask 3: 0 / 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