Submission #1042174

#	Time	Username	Problem	Language	Result	Execution time	Memory
1042174		XJP12	Unscrambling a Messy Bug (IOI16_messy)	C++14	Compilation error	0 ms	0 KiB

messy

#include <bits/stdc++.h>
#include "messy.h"
using namespace std;
typedef vector<int> vi;
vector<string> bug;
int x1=2; 
int z1=7;
bool check_element(string x){
	for(int i=0; i<(int)bug.size(); i++){
		if(bug[i]==x)return true;
	}
	return false;
}
void compile_set(){
	for(int i=0; i<(int)bug.size(); i++){
		swap(bug[i][x1], bug[i][z1]);
		//cout<<bug[i]<<endl;
	}
}
void add_element(string x){
	bug.push_back(x);
}
vi restore_permutation(int n, int w, int r){
	add_element("10101010");
	add_element("10010010");
	add_element("01001001");
	add_element("10000001");
	compile_set();
	string s;
	vi ans(n);
	int a=0,b=0;
	if(!check_element("10101010")){
		s="10101010";
		for(int i=0; i<n; i+=2){
			for(int j=1; j<n; j+=2){
				string t=s;
				swap(t[i],t[j]);
				if(check_element(t)){
					a=i;
					b=j;
					break;
				}
			}
		}
	}else{
		if(!check_element("10010010")){
			s="10010010";
		for(int i=0; i<n; i+=3){
			for(int j=1; j<n; j++){
				if(j%3==0) j++;
				string t=s;
				swap(t[i],t[j]);
				if(check_element(t)){
					a=i;
					b=j;
					break;
				}
			}
		}
		}else{
		if(!check_element("01001001")){
			s="01001001";
			for(int i=1; i<n; i+=3){
				for(int j=0; j<n; j++){
					if(j%3==1) j++;
					string t=s;
					swap(t[i],t[j]);
					if(check_element(t)){
						a=i;
						b=j;
						break;
					}
				}
			}
		}else{
			s="10000001";
			for(int i=0; i<n; i+=7){
				for(int j=1; j<n-1; j++){
					string t=s;
					swap(t[i],t[j]);
				//	cout<<t<<" a"<<endl;
					if(check_element(t)){
						a=i;
						b=j;
						break;
					}
				}
			}
		}
		}
	
	}
	for(int i=0; i<n; i++){
		ans[i]=i;
		if(ans[i]==a){
			ans[i]=b;
			continue;
		}
		if(ans[i]==b){
			ans[i]=a;
			continue;
		}
	}
	return ans;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cc3TLppK.o: in function `check_element(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)':
grader.cpp:(.text+0x950): multiple definition of `check_element(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)'; /tmp/ccxnYTUJ.o:messy.cpp:(.text+0xc0): first defined here
/usr/bin/ld: /tmp/cc3TLppK.o: in function `add_element(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)':
grader.cpp:(.text+0xad0): multiple definition of `add_element(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)'; /tmp/ccxnYTUJ.o:messy.cpp:(.text+0x1d0): first defined here
/usr/bin/ld: /tmp/cc3TLppK.o: in function `compile_set()':
grader.cpp:(.text+0xb30): multiple definition of `compile_set()'; /tmp/ccxnYTUJ.o:messy.cpp:(.text+0x150): first defined here
collect2: error: ld returned 1 exit status