Submission #1080999

#	Time	Username	Problem	Language	Result	Execution time	Memory
1080999		Trumling	Sorting (IOI15_sorting)	C++14	0 / 100	1 ms	440 KiB

sorting

#include "sorting.h"
#include<bits/stdc++.h>
using namespace std;
     
#define F first
#define S second
#define pb push_back
#define all(x) x.begin(),x.end()
#define INF 9999999999999999
typedef long long ll;
ll n;
 

int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) 
{ 
    n=N;
    ll pos[N];
    for(int i=0;i<N;i++)
        pos[S[i]]=i;
 
 
    
    for(int i=0;i<N;i++)
    {
        P[i]=pos[i];
        Q[i]=i;
        swap(S[pos[i]],S[i]);
        pos[S[pos[i]]]=pos[i];
        pos[i]=i;
 
    }
  if(N==1)
    return 0;
  else
    return N;
        
}

Compilation message (stderr)

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:25:19: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   25 |         P[i]=pos[i];
      |              ~~~~~^
sorting.cpp:14:39: warning: unused parameter 'M' [-Wunused-parameter]
   14 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[])
      |                                   ~~~~^
sorting.cpp:14:46: warning: unused parameter 'X' [-Wunused-parameter]
   14 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[])
      |                                          ~~~~^~~
sorting.cpp:14:55: warning: unused parameter 'Y' [-Wunused-parameter]
   14 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[])
      |                                                   ~~~~^~~

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