Submission #1011676

#	Time	Username	Problem	Language	Result	Execution time	Memory
1011676		irmuun	Sorting (IOI15_sorting)	C++17	20 / 100	1 ms	348 KiB

sorting

#include<bits/stdc++.h>
#include "sorting.h"

using namespace std;

#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()

int findSwapPairs(int n, int S[], int m, int X[], int Y[], int P[], int Q[]){//P Q is answers
    int r=0;
    while(true){
        bool found=false;
        for(int i=0;i<n;i++){
            if(S[i]!=i){
                found=true;
                P[r]=i;
                Q[r]=S[i];
                swap(S[P[r]],S[Q[r]]);
                r++;
                break;
            }
        }
        if(!found) break;
    }
    return r;
}

Compilation message (stderr)

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:13:39: warning: unused parameter 'm' [-Wunused-parameter]
   13 | int findSwapPairs(int n, int S[], int m, int X[], int Y[], int P[], int Q[]){//P Q is answers
      |                                   ~~~~^
sorting.cpp:13:46: warning: unused parameter 'X' [-Wunused-parameter]
   13 | int findSwapPairs(int n, int S[], int m, int X[], int Y[], int P[], int Q[]){//P Q is answers
      |                                          ~~~~^~~
sorting.cpp:13:55: warning: unused parameter 'Y' [-Wunused-parameter]
   13 | int findSwapPairs(int n, int S[], int m, int X[], int Y[], int P[], int Q[]){//P Q is answers
      |                                                   ~~~~^~~

• Subtask 1: 8 / 8
• Subtask 2: 12 / 12
• Subtask 3: 0 / 16
• Subtask 4: 0 / 18
• Subtask 5: 0 / 20
• Subtask 6: 0 / 26