| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 742395 | jamielim | Flight to the Ford (BOI22_communication) | 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 "communication.h"
#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define mp make_pair
#define pb emplace_back
#define ALL(x) x.begin(),x.end()
#define SZ(x) (int)x.size()
typedef long long ll;
typedef pair<int,int> ii;
typedef pair<ii,ii> i4;
typedef vector<int> vi;
const int MOD=1000000007;
const int INF=1012345678;
const ll LLINF=1012345678012345678LL;
const double PI=3.1415926536;
const double EPS=1e-14;
void encode(int N, int X) {
if(X==1){
if(send(0)!=0)send(0); // 0 or 10
for(int i=0;i<9;i++){
if(send(0)!=0){
send(1); // [000...0]11
}
}
}else{
if(send(1)!=1)send(1); // 1 or 01
for(int i=0;i<9;i++){
if(send(1)!=1){
send(0); // [111...1]00
}
}
}
}
pair<int, int> decode(int N) {
int x=receive();
int y=receive();
whlie(x!=y){
x=y;
y=receive();
}
if(x==1)return {1,1};
return {2,3};
}
