Submission #1026926

#	Time	Username	Problem	Language	Result	Execution time	Memory
1026926		nisanduu	Mechanical Doll (IOI18_doll)	C++14	2 / 100	13 ms	3164 KiB

doll

#include "doll.h"
#include <bits/stdc++.h>
 
using namespace std;
 
void create_circuit(int M, std::vector<int> A) {
  int N = A.size();
  std::vector<int> C(M + 1,-1);
  vector<int> unused;
  int sz = A.size();
  C[0] = A[0];
  for(int i=0;i<(A.size()-1);i++){
    C[A[i]] = A[i+1];
  }
  C[A[sz-1]]=0;
  for(int i=0;i<(M+1);i++){
      if(C[i]==-1){
          unused.push_back(i);
      }
  }
  sz = unused.size();
  for(int i=0;i<(sz-1);i++){
      C[unused[i]] = unused[i+1];
  }
  vector<int> X,Y;
  if(sz>0){
      C[unused[sz-1]] = 0;
  }
  //std::vector<int> X(N), Y(N);
  answer(C, X, Y);
}

Compilation message (stderr)

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:12:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |   for(int i=0;i<(A.size()-1);i++){
      |               ~^~~~~~~~~~~~~
doll.cpp:7:7: warning: unused variable 'N' [-Wunused-variable]
    7 |   int N = A.size();
      |       ^

• Subtask 1: 2 / 2
• Subtask 2: 0 / 4
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 18
• Subtask 6: 0 / 56