Submission #420739

#	Time	Username	Problem	Language	Result	Execution time	Memory
420739		LouayFarah	Sorting (IOI15_sorting)	C++14	0 / 100	4 ms	332 KiB

sorting

#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[])
{
    bool sub0 = true, sub2 = true;
    for(int i = 0; i<m; i++)
    {
        if((x[i]!=y[i])||(x[i]==y[i]&&x[i]!=0))
        {
            sub0 = false;
            break;
        }
    }
    for(int i = 0; i<m; i++)
    {
        if(x[i]!=0||y[i]!=1)
        {
            sub2 = false;
            break;
        }
    }

    if(sub0)
    {
        int i = 0;
        while(i<n)
        {
            bool sorted = true;
            int curr = 1;
            while(curr<=n)
            {
                if(s[curr-1]!=curr)
                {
                    sorted = false;
                    break;
                }
                curr++;
            }
            
            int j = i;
            int mini = n+1;
            int ind = j;
            while(j<n)
            {
                if(s[j]<mini)
                {
                    mini = s[j];
                    ind = j;
                }
                j++;
            }
            p[i] = i, q[i] = ind;
            swap(s[i], s[ind]);
            i++;
        }
        return i;
    }
    else if(sub2)
    {

    }
    else
    {

    }
}

Compilation message (stderr)

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:30:18: warning: variable 'sorted' set but not used [-Wunused-but-set-variable]
   30 |             bool sorted = true;
      |                  ^~~~~~
sorting.cpp:68:1: warning: control reaches end of non-void function [-Wreturn-type]
   68 | }
      | ^

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