Submission #434024

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
434024	2021-06-20 14:10:26	pliam	Sorting (IOI15_sorting)	C++14	100 / 100	544 ms	23372 KiB

sorting

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#include "sorting.h"
#include <bits/stdc++.h>
using namespace std;
#define MAXN 200005
int from[MAXN];
int from_pos[MAXN];
int s_pos[MAXN];
int n;
int s[MAXN];
int* x;
int* y;
int p[MAXN];
int q[MAXN];
void change_from(int a,int b){
  swap(from_pos[a],from_pos[b]);
  from[from_pos[a]]=a;
  from[from_pos[b]]=b;
}
void swap_s(int a,int b){
  swap(s[a],s[b]);
  s_pos[s[a]]=a;
  s_pos[s[b]]=b;
}
bool check(int r){
  for(int i=0;i<n;i++){
    from[i]=i;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

sorting.cpp: In function 'bool check(int)':
sorting.cpp:56:10: warning: declaration of 'i' shadows a previous local [-Wshadow]
   56 |  for(int i=0;i<n;i++){
      |          ^
sorting.cpp:37:6: note: shadowed declaration is here
   37 |  int i=0;
      |      ^
sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:62:39: warning: unused parameter 'M' [-Wunused-parameter]
   62 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                                   ~~~~^

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