제출 #69395

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
69395	2018-08-20 18:42:32	yusufake	정렬하기 (IOI15_sorting)	C++98	100 / 100	537 ms	13048 KiB

sorting

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#include<bits/stdc++.h>
using namespace std;
#include "sorting.h"
#define pb push_back
#define mp make_pair
#define mx 200005
int T[mx],W[mx],A[mx],B[mx],i,l,m,r,t;
int findSwapPairs(int n, int *S, int M, int *X, int *Y, int *P, int *Q){
    l = 0;
    r = n;
for(; l<r ;){
    m = l+r >> 1;
    for(i=0;i<n;i++){
        W[ S[i] ] = i;
        T[i] = S[i];
        P[i] = Q[i] = 0;
    }
    for(i=0;i<m;i++)
        swap(T[ X[i] ], T[ Y[i] ]);
    t = 0;
    for(i=0;i<n;i++)
        for(; T[i] != i ; ){
            A[t] = T[ T[i] ];
            B[t] = T[i];
            t++;
            swap(T[ T[i] ] , T[i]);
        }
    for(i=0;i<n;i++) T[i] = S[i];
    for(i=0;i<m;i++){
 
 
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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:13:10: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     m = l+r >> 1;
         ~^~
sorting.cpp:9:38: warning: unused parameter 'M' [-Wunused-parameter]
 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