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Submission #620883

# Submission time Handle Problem Language Result Execution time Memory
620883 2022-08-03T10:05:55 Z mdn2002 Sorting (IOI15_sorting) C++14
0 / 100
 11 ms 4868 KB 
#include "sorting.h"
#include<bits/stdc++.h>
using namespace std;

int n , m , a [502] , x [20004] , y [20004] , dis [502][20004];
int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {

    n = N;
    for ( int i = 1 ; i <= n ; i ++ )
    {
        a [i] = S [i];
        a [i] ++;
    }
    m = M;
    for ( int i = 0 ; i < m ; i ++ )
    {
        x [i] = X [i] , y [i] = Y [i];
        x [i] ++ , y [i] ++;
    }
    for ( int i = 1 ; i <= n ; i ++ ) dis [i][m] = i;
    for ( int j = m - 1 ; j >= 0 ; j -- )
    {
        for ( int i = 1 ; i <= n ; i ++ ) dis [i][j] = dis [i][ j + 1 ];
        swap ( dis [ x [j] ][j] , dis [ y [j] ][j] );
    }
    int r = 0;
    for ( int i = 1 ; i <= m ; i ++ )
    {
        swap ( a [ x [ i - 1 ] ] , a [ y [ i - 1 ] ] );
        for ( int j = 1 ; j <= n ; j ++ )
        {
            if ( dis [j][i] != a [j] )
            {
                int wr;
                for ( int z = 1 ; z <= n ; z ++ )
                {
                    if ( a [z] == dis [j][i] )
                    {
                        wr = z;
                        break;
                    }
                }
                P [ i - 1 ] = j , Q [ i - 1 ] = wr;
                swap ( a [j] , a [wr] );
                r ++;
                break;
            }
        }
    }
    return r;
}

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 0 ms 212 KB Integer 2 violates the range [0, 1]
3 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 0 ms 212 KB Integer 2 violates the range [0, 1]
3 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Integer 2 violates the range [0, 1]
2 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 0 ms 212 KB Integer 2 violates the range [0, 1]
3 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 11 ms 4868 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 26.0

# Verdict Execution time Memory Grader output
1 Runtime error 11 ms 4868 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -