제출 #287418

#제출 시각아이디문제언어결과실행 시간메모리
287418AaronNaidu정렬하기 (IOI15_sorting)C++14
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; vector<int> s; int n; int p[100000]; int q[100000]; void finish(int x) { cout << "Takes " << x << "\n"; for (int i = 0; i < x; i++) { cout << "Round " << i << ": swap " << p[i] << " and " << q[i] << "\n"; } return; } bool sorted() { for (int i = 0; i < n; i++) { if (s[i] != i) { return false; } } return true; } int findSwapPairs(int N,int S[],int M, int X[],int Y[], int &P[],int &Q[]) { n = N; for (int i = 0; i < N; i++) { s.push_back(S[i]); } for (int i = N-1; i >= 0; i--) { if (sorted()) { //finish(N-1-i); return N-1-i; } swap(s[X[N-1-i]], s[Y[N-1-i]]); /*cout << "He swaps " << X[N-1-i] << " and " << Y[N-1-i] << "\n"; cout << "Sequence is now: "; for (int k = 0; k < n; k++) { cout << s[k] << " "; } cout << "\n";*/ for (int j = 0; j < N; j++) { if (s[j] == i) { P[N-1-i] = j; p[N-1-i] = j; Q[N-1-i] = i; q[N-1-i] = i; swap(s[j], s[i]); /*cout << "We swap " << j << " and " << i << "\n"; cout << "Sequence is now: "; for (int k = 0; k < n; k++) { cout << s[k] << " "; } cout << "\n";*/ break; } if (j == N-1) { assert(false); } } } //finish(N); return N; }

컴파일 시 표준 에러 (stderr) 메시지

sorting.cpp:29:62: error: declaration of 'P' as array of references
   29 | int findSwapPairs(int N,int S[],int M, int X[],int Y[], int &P[],int &Q[]) {
      |                                                              ^
sorting.cpp:29:65: error: expected ')' before ',' token
   29 | int findSwapPairs(int N,int S[],int M, int X[],int Y[], int &P[],int &Q[]) {
      |                  ~                                              ^
      |                                                                 )
sorting.cpp:29:66: error: expected unqualified-id before 'int'
   29 | int findSwapPairs(int N,int S[],int M, int X[],int Y[], int &P[],int &Q[]) {
      |                                                                  ^~~