이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "gondola.h"
#include <algorithm>
#include <vector>
int valid( int n, int inputSeq[] ) {
int shift_min = n, shift_max = -1;
std::vector<int> vals( n );
for( int i = 0 ; i < n ; i++ ){
if( inputSeq[i] > n )
continue;
if( inputSeq[i] <= 0 )
return false;
vals[i] = inputSeq[i];
int shift = (inputSeq[i] - 1 + n - i) % n;
shift_min = std::min( shift_min, shift );
shift_max = std::max( shift_max, shift );
}
std::sort( vals.begin(), vals.end() );
for( int i = 1 ; i < n ; i++ )
if( vals[i - 1] == vals[i] )
return false;
if( shift_max < 0 )
return true;
return shift_min == shift_max;
}
//----------------------
int replacement( int n, int gondolaSeq[], int replacementSeq[] ) {
return -2;
}
//----------------------
int countReplacement( int n, int inputSeq[] ) {
return -3;
}
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