제출 #60187

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
60187	2018-07-23 20:26:02	Flugan42	정렬하기 (IOI15_sorting)	C++14	100 / 100	425 ms	15876 KiB

sorting

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#include "sorting.h"
#include <bits/stdc++.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef vector<ll> vi;
typedef pair<ll,ll> ii;
typedef vector<ii> vii;
#define rep(i,a,b) for(int i = a; i < b; i++)
#define per(i,a,b) for(int i = a; i >= b; i--)
#define inf 9223372036854775807
#define all(x) x.begin(),x.end()
#define sz(x) (ll)(x).size()
#define trav(a,x) for(auto& a : x)
int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
  ll lo = -1, hi = N, mid;
  while (lo+1 < hi){
    mid = (lo+hi)/2;
    vi last; last.assign(N,0);
    rep(i,0,N) last[i] = S[i];
    rep(i,0,mid){
      ll t1 = last[X[i]];
      ll t2 = last[Y[i]];
      last[Y[i]] = t1;
      last[X[i]] = t2;
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:92:29: warning: conversion to 'int' from '__gnu_cxx::__alloc_traits<std::allocator<long long int> >::value_type {aka long long int}' may alter its value [-Wconversion]
     P[i] = inv[swap[i].first];
                             ^
sorting.cpp:93:30: warning: conversion to 'int' from '__gnu_cxx::__alloc_traits<std::allocator<long long int> >::value_type {aka long long int}' may alter its value [-Wconversion]
     Q[i] = inv[swap[i].second];
                              ^
sorting.cpp:99:9: warning: conversion to 'int' from 'll {aka long long int}' may alter its value [-Wconversion]
  return hi;
         ^~
sorting.cpp:19:39: warning: unused parameter 'M' [-Wunused-parameter]
 int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
                                       ^
sorting.cpp: At global scope:
sorting.cpp:105:27: warning: '_outputFile' defined but not used [-Wunused-variable]
 static FILE *_inputFile, *_outputFile;
                           ^~~~~~~~~~~

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