# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
30283 | inqr | Gondola (IOI14_gondola) | C++14 | 0 ms | 3392 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "gondola.h"
#include <bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define rt insert
#define st first
#define nd second
#define ll long long
#define pii pair < int , int >
#define DB printf("debug\n");
#define umax( x , y ) x = max( x , (y) )
#define umin( x , y ) x = min( x , (y) )
#define all(x) x.begin() , x.end()
using namespace std;
int nx(int i,int sz){
return (i+1)%(sz);
}
map < int,int > timesseen;
int valid(int n, int inputSeq[])
{
vector < int > orig;
for(int i=0;i<n;i++){
int nxx=nx(i,n);
timesseen[inputSeq[i]]++;
if(timesseen[inputSeq[i]]>1)return 0;
if(inputSeq[i]<=n)orig.pb(inputSeq[i]);
if(inputSeq[i]<=n&&inputSeq[nxx]<=n&&inputSeq[i]+1!=inputSeq[nxx])return 0;
}
int startover=0;
for(int i=0;i<orig.size();i++){
int nxx=nx(i,orig.size());
if(orig[i]<orig[i+1])continue;
else if(startover==0)startover++;
else if(startover==1)return 0;
}
return 1;
}
//----------------------
int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
return -2;
}
//----------------------
int countReplacement(int n, int inputSeq[])
{
return -3;
}
Compilation message (stderr)
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