Submission #293325

#	Time	Username	Problem	Language	Result	Execution time	Memory
293325		REALITYNB	Sorting (IOI15_sorting)	C++14	0 / 100	2 ms	512 KiB

sorting

#include <bits/stdc++.h> 
using namespace std ; 
int findSwapPairs(int n , int s[] , int m , int x[] , int y[] , int p[] , int q[]){
    if(n==1){
        p[0]=q[0]=0 ; 
        return  0 ; 
    }
    if(n==2){
        if(s[0]<s[1]) p[0]=0,q[0]=1 ; 
        else p[0]=0,q[0]=0 ;  
        return 0 ; 
    }
    int pp = 2 ; 
    for(int i=0;i<n;i++){
        swap(s[x[i]],s[y[i]]); 
        for(int j=0;j<n;j++){
            if(s[j]==pp){
                p[i] = j ; 
                q[i]=pp ; 
                break ; 
            }
        }
        pp++ ; 
        if(pp==n) break ; 
    }
    if(s[0]>s[1]) p[pp-2]=q[pp-2]=0 ; 
    else p[pp]=0 , q[pp-2]=1 ; 
    return pp ; 
}

Compilation message (stderr)

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:3:41: warning: unused parameter 'm' [-Wunused-parameter]
    3 | 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