Submission #568601

#	Time	Username	Problem	Language	Result	Execution time	Memory
568601		urosk	Sorting (IOI15_sorting)	C++14	0 / 100	1 ms	596 KiB

sorting

#include "sorting.h"
#define here cerr<<"===========================================\n"
#include <bits/stdc++.h>
#define ld double
#define ll int
#define ull unsigned long long
#define llinf 100000000000000000LL // 10^17
#define iinf 2000000000 // 2*10^9
#define pb push_back
#define popb pop_back
#define fi first
#define sc second
#define endl '\n'
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pld pair<ld,ld>
#define sz(a) int(a.size())
#define all(a) a.begin(),a.end()
#define ceri(a,l,r) {for(ll i_ = l;i_<=r;i_++) cerr<<a[i_]<< " ";cerr<<endl;}
using namespace std;

#define maxn 105
ll n;
ll a[maxn];
ll p[maxn];
int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
    n = N;
    for(ll i = 1;i<=n;i++) a[i] = S[i+1];
    for(ll i = 1;i<=n;i++) p[a[i]] = i;
    for(ll i = 1;i<=n;i++){
        P[i-1] = i;
        Q[i-1] = p[i];
        ll x = a[i];
        a[p[i]] = a[i];
        a[i] = i;
        swap(p[i],p[x]);
    }
	return n;
}

Compilation message (stderr)

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:26:39: warning: unused parameter 'M' [-Wunused-parameter]
   26 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                                   ~~~~^
sorting.cpp:26:46: warning: unused parameter 'X' [-Wunused-parameter]
   26 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                                          ~~~~^~~
sorting.cpp:26:55: warning: unused parameter 'Y' [-Wunused-parameter]
   26 | 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