Submission #414509

#	Time	Username	Problem	Language	Result	Execution time	Memory
414509		mosiashvililuka	Mechanical Doll (IOI18_doll)	C++14	Compilation error	0 ms	0 KiB

doll

#include "doll.h"
#include<bits/stdc++.h>
using namespace std;
int a,b,c,d,e,i,j,ii,jj,zx,xc,N,M,a;
vector <int> A,C,X,Y;
void create_circuit(int M, vector<int> AA) {
	N=AA.size();
	for(i=0; i<N; i++){
		A.push_back(AA[i]);
	}
	C.resize(M+1);
	C[0]=A[0];
	for(i=0; i<M-1; i++){
		C[A[i]]=A[i+1];
	}
	C[M]=0;
}

Compilation message (stderr)

doll.cpp:4:35: error: redefinition of 'int a'
    4 | int a,b,c,d,e,i,j,ii,jj,zx,xc,N,M,a;
      |                                   ^
doll.cpp:4:5: note: 'int a' previously declared here
    4 | int a,b,c,d,e,i,j,ii,jj,zx,xc,N,M,a;
      |     ^