oj.uz

Submission #743785

# Submission time Handle Problem Language Result Execution time Memory
743785 2023-05-18T01:12:42 Z Abrar_Al_Samit Sorting (IOI15_sorting) C++17
0 / 100
 6 ms 340 KB 
#include <bits/stdc++.h>
#include "sorting.h"
using namespace std;

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

	int cnt = 0;
	for(int i=0; i<N-1; ++i) {
		for(int i=0; i<N; ++i) {
			at[S[i]] = i;
		}

		if(i!=at[i]) {
			P[cnt] = i, Q[cnt] = at[i];
			swap(S[i], S[at[i]]);
		} else {
			P[cnt] = Q[cnt] = 0;
		}
		++cnt;
	}
	return cnt;
}

Compilation message

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:10:11: warning: declaration of 'i' shadows a previous local [-Wshadow]
   10 |   for(int i=0; i<N; ++i) {
      |           ^
sorting.cpp:9:10: note: shadowed declaration is here
    9 |  for(int i=0; i<N-1; ++i) {
      |          ^
sorting.cpp:5:39: warning: unused parameter 'M' [-Wunused-parameter]
    5 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                                   ~~~~^
sorting.cpp:5:46: warning: unused parameter 'X' [-Wunused-parameter]
    5 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                                          ~~~~^~~
sorting.cpp:5:55: warning: unused parameter 'Y' [-Wunused-parameter]
    5 | 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 0 ms 212 KB Output is correct
2 Correct 0 ms 260 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 1 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 260 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 1 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 260 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 1 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 6 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 26.0

# Verdict Execution time Memory Grader output
1 Incorrect 6 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -