Submission #1080915

#	Time	Username	Problem	Language	Result	Execution time	Memory
1080915		Trumling	Sorting (IOI15_sorting)	C++14	0 / 100	2 ms	348 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;

	int i;
	for(i=0;i<N;i++)
	{
		bool tf=1;
		for(int j=0;j<N;j++)
			if(S[j]!=j)
				tf=0;

		if(tf)
			break;	
		P[i]=pos[i];
		Q[i]=i;
		swap(S[pos[i]],S[i]);
		pos[S[pos[i]]]=pos[i];
		pos[i]=i;

	}

	return i+1;
		
}

Compilation message (stderr)

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:30:13: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   30 |   P[i]=pos[i];
      |        ~~~~~^
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[])
      |                                   ~~~~^
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[])
      |                                          ~~~~^~~
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[])
      |                                                   ~~~~^~~

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