oj.uz

Submission #117755

# Submission time Handle Problem Language Result Execution time Memory
117755 2019-06-17T07:29:04 Z zubec Sorting (IOI15_sorting) C++14
0 / 100
 2 ms 384 KB 
#include "sorting.h"
#include <bits/stdc++.h>
using namespace std;

int pos[200100];

int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {

    int ans = 0;

    for (int i = 0; i < N; i++){
        pos[S[i]] = i;
    }
    for (int i = 0; i < N; i++){
        if (S[i] != i){
            int x = pos[i];
            /*pos[S[x]] = x;
            pos[i] = i;*/
            swap(pos[i], pos[S[x]]);
            swap(S[i], S[x]);
            P[ans] = i;
            S[ans] = x;
            ++ans;
        }
    }
    return ans;

}

Compilation message

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:7:39: warning: unused parameter 'M' [-Wunused-parameter]
 int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
                                       ^
sorting.cpp:7:48: warning: unused parameter 'X' [-Wunused-parameter]
 int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
                                                ^
sorting.cpp:7:57: warning: unused parameter 'Y' [-Wunused-parameter]
 int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
                                                         ^
sorting.cpp:7:75: warning: unused parameter 'Q' [-Wunused-parameter]
 int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
                                                                           ^

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Incorrect 2 ms 384 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Incorrect 2 ms 384 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Incorrect 2 ms 256 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Incorrect 2 ms 384 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 26.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -