# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
609765 | sword060 | Unscrambling a Messy Bug (IOI16_messy) | C++17 | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "messy.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> restore_permutation(int x, int w, int r){
vector<int> ans(x);
for(int i=0;i<x;i++)ans[i]=i+1;
string p="";
for(int i=0;i<x;i++)p+='0';
for(int i=0;i<x/2;i++){
p[i]='1';p[i+x/2]='1';
add_element(p);
p[i]='0';p[i+x/2]='0';
}
compile_set();
for(int i=0;i<x;i++)p[i]='0';
for(int i=0;i<x/2;i++){
p[i]='1';p[i+x/2]='1';
bool f=check_element(p);
if(f){p[i]='0';p[i+x/2]='0';continue;}
p[i]='0';
for(int j=0;j<x;j++){
if(j==i+x/2)continue;
p[j]='1';
bool f2=check_element(p);
if(!f2){p[j]='0';continue;}
swap(ans[i],ans[j]);
return ans;
}
p[i]='1';p[i+x/2]='0';
for(int j=0;j<x;j++){
if(j==i)continue;
p[j]='1';
bool f2=check_element(p);
if(!f2){p[j]='0';continue;}
swap(ans[i],ans[j]);
return ans;
}
}