#include "Azer.h"
#include <stdlib.h>
#include <queue>
#define MAXN 2000
#define MAXM 500000
#define vi std::vector<int>
#define pii std::pair<int,int>
#define vpii std::vector<pii>
#define pqpii std::priority_queue<pii,vpii,std::greater<pii>>
#define LOOP(I,X) for(int I=0;I<X;I++)
#define pub push_back
namespace{
enum Mode{
CL, // choose leader
RE, // recommend edge
DW, // determine winner
SR, // send relax
RX, // relax
};
Mode mode;
bool leader;
bool winner;
int n;
int dis[MAXN];
bool visited[MAXN]={};
vpii e[MAXN];
pqpii pq;
pii rec;
int rec_other;
int relax_w=0;
int relax_v;
bool buf[58000];
int buf_size=0;
int buf_now=0;
int t=0;
int bits_next;
int Read(int bits){
int ans=0;
LOOP(i,bits){
ans<<=1;
ans|=(int)buf[buf_now+i];
}
buf_now+=bits;
return ans;
}
void Send(int bits,int x){
LOOP(i,bits){
SendA((bool)((x>>(bits-1-i))&1));
}
}
void Do(){
while(t<n-1){
if(mode==CL){
mode=RE;
if(leader){
bool new_leader=(bool)rand()%2;
Send(1,(int)new_leader);
if(new_leader){
leader=!leader;
}
}else{
bool new_leader=(bool)Read(1);
if(new_leader){
leader=!leader;
}
}
if(leader){
bits_next=9;
return;
}
}
if(mode==RE){
mode=DW;
while(!pq.empty()){
pii x=pq.top();
if(!visited[x.second]){
break;
}
pq.pop();
}
if(pq.empty()){
rec={511,-1};
}else{
rec=pq.top();
rec.first-=relax_w;
}
if(leader){
rec_other=Read(9);
}else{
Send(9,rec.first);
bits_next=1;
return;
}
}
if(mode==DW){
mode=SR;
if(leader){
if(rec.first<=rec_other){
Send(1,1);
winner=true;
}else{
Send(1,0);
winner=false;
}
}else{
winner=!(bool)Read(1);
}
if(!winner){
if(leader){
bits_next=11;
}else{
bits_next=20;
}
return;
}
}
if(mode==SR){
mode=RX;
if(leader){
if(winner){
Send(11,rec.second);
relax_v=rec.second;
Send(9,rec.first);
relax_w+=rec.first;
}else{
relax_v=Read(11);
relax_w+=rec_other;
}
}else{
if(winner){
Send(11,rec.second);
relax_v=rec.second;
relax_w+=rec.first;
}else{
relax_v=Read(11);
relax_w+=Read(9);
}
}
}
if(mode==RX){
mode=CL;
dis[relax_v]=relax_w;
visited[relax_v]=true;
for(pii x:e[relax_v]){
if(!visited[x.first]){
pq.push({relax_w+x.second,x.first});
}
}
t++;
if(!leader){
bits_next=1;
return;
}
}
}
}
}
void InitA(int N,int A,vi U,vi V,vi C){
srand(7749);
n=N;
LOOP(i,A){
e[U[i]].pub({V[i],C[i]});
e[V[i]].pub({U[i],C[i]});
}
dis[0]=0;
visited[0]=true;
for(pii x:e[0]){
pq.push({x.second,x.first});
}
mode=CL;
leader=true;
Do();
}
void ReceiveA(bool x){
buf[buf_size]=x;
buf_size++;
if(buf_size-buf_now==bits_next){
Do();
}
}
vi Answer(){
vi ans;
LOOP(i,n){
ans.pub(dis[i]);
}
return ans;
}
#include "Baijan.h"
#include <stdlib.h>
#include <queue>
#define MAXN 2000
#define MAXM 500000
#define vi std::vector<int>
#define pii std::pair<int,int>
#define vpii std::vector<pii>
#define pqpii std::priority_queue<pii,vpii,std::greater<pii>>
#define LOOP(I,X) for(int I=0;I<X;I++)
#define pub push_back
namespace{
enum Mode{
CL, // choose leader
RE, // recommend edge
DW, // determine winner
SR, // send relax
RX, // relax
};
Mode mode;
bool leader;
bool winner;
int n;
int dis[MAXN];
bool visited[MAXN]={};
vpii e[MAXN];
pqpii pq;
pii rec;
int rec_other;
int relax_w=0;
int relax_v;
bool buf[58000];
int buf_size=0;
int buf_now=0;
int t=0;
int bits_next;
int Read(int bits){
int ans=0;
LOOP(i,bits){
ans<<=1;
ans|=(int)buf[buf_now+i];
}
buf_now+=bits;
return ans;
}
void Send(int bits,int x){
LOOP(i,bits){
SendB((bool)((x>>(bits-1-i))&1));
}
}
void Do(){
while(t<n-1){
if(mode==CL){
mode=RE;
if(leader){
bool new_leader=(bool)rand()%2;
Send(1,(int)new_leader);
if(new_leader){
leader=!leader;
}
}else{
bool new_leader=(bool)Read(1);
if(new_leader){
leader=!leader;
}
}
if(leader){
bits_next=9;
return;
}
}
if(mode==RE){
mode=DW;
while(!pq.empty()){
pii x=pq.top();
if(!visited[x.second]){
break;
}
pq.pop();
}
if(pq.empty()){
rec={511,-1};
}else{
rec=pq.top();
rec.first-=relax_w;
}
if(leader){
rec_other=Read(9);
}else{
Send(9,rec.first);
bits_next=1;
return;
}
}
if(mode==DW){
mode=SR;
if(leader){
if(rec.first<=rec_other){
Send(1,1);
winner=true;
}else{
Send(1,0);
winner=false;
}
}else{
winner=!(bool)Read(1);
}
if(!winner){
if(leader){
bits_next=11;
}else{
bits_next=20;
}
return;
}
}
if(mode==SR){
mode=RX;
if(leader){
if(winner){
Send(11,rec.second);
relax_v=rec.second;
Send(9,rec.first);
relax_w+=rec.first;
}else{
relax_v=Read(11);
relax_w+=rec_other;
}
}else{
if(winner){
Send(11,rec.second);
relax_v=rec.second;
relax_w+=rec.first;
}else{
relax_v=Read(11);
relax_w+=Read(9);
}
}
}
if(mode==RX){
mode=CL;
dis[relax_v]=relax_w;
visited[relax_v]=true;
for(pii x:e[relax_v]){
if(!visited[x.first]){
pq.push({relax_w+x.second,x.first});
}
}
t++;
if(!leader){
bits_next=1;
return;
}
}
}
}
}
void InitB(int N,int B,vi U,vi V,vi C){
srand(7749);
n=N;
LOOP(i,B){
e[U[i]].pub({V[i],C[i]});
e[V[i]].pub({U[i],C[i]});
}
dis[0]=0;
visited[0]=true;
for(pii x:e[0]){
pq.push({x.second,x.first});
}
mode=CL;
leader=false;
bits_next=1;
}
void ReceiveB(bool x){
buf[buf_size]=x;
buf_size++;
if(buf_size-buf_now==bits_next){
Do();
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
349 ms |
784 KB |
Output is correct |
2 |
Correct |
0 ms |
656 KB |
Output is correct |
3 |
Correct |
414 ms |
944 KB |
Output is correct |
4 |
Correct |
345 ms |
10248 KB |
Output is correct |
5 |
Correct |
23 ms |
944 KB |
Output is correct |
6 |
Correct |
382 ms |
2656 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
656 KB |
Output is correct |
2 |
Incorrect |
189 ms |
548 KB |
Wrong Answer [2] |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
426 ms |
976 KB |
Output is correct |
2 |
Correct |
0 ms |
656 KB |
Output is correct |
3 |
Correct |
340 ms |
912 KB |
Output is correct |
4 |
Runtime error |
212 ms |
540 KB |
Execution killed with signal 13 |
5 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
154 ms |
712 KB |
Output is correct |
2 |
Correct |
152 ms |
716 KB |
Output is correct |
3 |
Correct |
275 ms |
13304 KB |
Output is correct |
4 |
Correct |
200 ms |
776 KB |
Output is correct |
5 |
Correct |
229 ms |
10068 KB |
Output is correct |
6 |
Correct |
145 ms |
700 KB |
Output is correct |
7 |
Correct |
160 ms |
792 KB |
Output is correct |
8 |
Correct |
168 ms |
804 KB |
Output is correct |
9 |
Correct |
311 ms |
19540 KB |
Output is correct |
10 |
Correct |
252 ms |
19596 KB |
Output is correct |
11 |
Correct |
369 ms |
38408 KB |
Output is correct |
12 |
Correct |
329 ms |
35976 KB |
Output is correct |
13 |
Correct |
165 ms |
832 KB |
Output is correct |
14 |
Correct |
0 ms |
656 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
154 ms |
712 KB |
Output is correct |
2 |
Correct |
152 ms |
716 KB |
Output is correct |
3 |
Correct |
275 ms |
13304 KB |
Output is correct |
4 |
Correct |
200 ms |
776 KB |
Output is correct |
5 |
Correct |
229 ms |
10068 KB |
Output is correct |
6 |
Correct |
145 ms |
700 KB |
Output is correct |
7 |
Correct |
160 ms |
792 KB |
Output is correct |
8 |
Correct |
168 ms |
804 KB |
Output is correct |
9 |
Correct |
311 ms |
19540 KB |
Output is correct |
10 |
Correct |
252 ms |
19596 KB |
Output is correct |
11 |
Correct |
369 ms |
38408 KB |
Output is correct |
12 |
Correct |
329 ms |
35976 KB |
Output is correct |
13 |
Correct |
165 ms |
832 KB |
Output is correct |
14 |
Correct |
0 ms |
656 KB |
Output is correct |
15 |
Correct |
218 ms |
728 KB |
Output is correct |
16 |
Correct |
178 ms |
716 KB |
Output is correct |
17 |
Correct |
169 ms |
712 KB |
Output is correct |
18 |
Correct |
316 ms |
10132 KB |
Output is correct |
19 |
Correct |
285 ms |
784 KB |
Output is correct |
20 |
Correct |
308 ms |
10284 KB |
Output is correct |
21 |
Correct |
141 ms |
908 KB |
Output is correct |
22 |
Correct |
173 ms |
736 KB |
Output is correct |
23 |
Correct |
297 ms |
22420 KB |
Output is correct |
24 |
Correct |
317 ms |
22528 KB |
Output is correct |
25 |
Correct |
501 ms |
44112 KB |
Output is correct |
26 |
Correct |
470 ms |
40628 KB |
Output is correct |
27 |
Correct |
210 ms |
888 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
154 ms |
712 KB |
Output is correct |
2 |
Correct |
152 ms |
716 KB |
Output is correct |
3 |
Correct |
275 ms |
13304 KB |
Output is correct |
4 |
Correct |
200 ms |
776 KB |
Output is correct |
5 |
Correct |
229 ms |
10068 KB |
Output is correct |
6 |
Correct |
145 ms |
700 KB |
Output is correct |
7 |
Correct |
160 ms |
792 KB |
Output is correct |
8 |
Correct |
168 ms |
804 KB |
Output is correct |
9 |
Correct |
311 ms |
19540 KB |
Output is correct |
10 |
Correct |
252 ms |
19596 KB |
Output is correct |
11 |
Correct |
369 ms |
38408 KB |
Output is correct |
12 |
Correct |
329 ms |
35976 KB |
Output is correct |
13 |
Correct |
165 ms |
832 KB |
Output is correct |
14 |
Correct |
0 ms |
656 KB |
Output is correct |
15 |
Correct |
218 ms |
728 KB |
Output is correct |
16 |
Correct |
178 ms |
716 KB |
Output is correct |
17 |
Correct |
169 ms |
712 KB |
Output is correct |
18 |
Correct |
316 ms |
10132 KB |
Output is correct |
19 |
Correct |
285 ms |
784 KB |
Output is correct |
20 |
Correct |
308 ms |
10284 KB |
Output is correct |
21 |
Correct |
141 ms |
908 KB |
Output is correct |
22 |
Correct |
173 ms |
736 KB |
Output is correct |
23 |
Correct |
297 ms |
22420 KB |
Output is correct |
24 |
Correct |
317 ms |
22528 KB |
Output is correct |
25 |
Correct |
501 ms |
44112 KB |
Output is correct |
26 |
Correct |
470 ms |
40628 KB |
Output is correct |
27 |
Correct |
210 ms |
888 KB |
Output is correct |
28 |
Correct |
249 ms |
888 KB |
Output is correct |
29 |
Correct |
279 ms |
752 KB |
Output is correct |
30 |
Correct |
461 ms |
24056 KB |
Output is correct |
31 |
Correct |
308 ms |
732 KB |
Output is correct |
32 |
Correct |
371 ms |
21116 KB |
Output is correct |
33 |
Correct |
240 ms |
832 KB |
Output is correct |
34 |
Correct |
235 ms |
888 KB |
Output is correct |
35 |
Correct |
268 ms |
876 KB |
Output is correct |
36 |
Correct |
390 ms |
25112 KB |
Output is correct |
37 |
Correct |
368 ms |
25112 KB |
Output is correct |
38 |
Correct |
506 ms |
49360 KB |
Output is correct |
39 |
Correct |
531 ms |
47052 KB |
Output is correct |
40 |
Correct |
241 ms |
1072 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
349 ms |
784 KB |
Output is correct |
2 |
Correct |
0 ms |
656 KB |
Output is correct |
3 |
Correct |
414 ms |
944 KB |
Output is correct |
4 |
Correct |
345 ms |
10248 KB |
Output is correct |
5 |
Correct |
23 ms |
944 KB |
Output is correct |
6 |
Correct |
382 ms |
2656 KB |
Output is correct |
7 |
Correct |
0 ms |
656 KB |
Output is correct |
8 |
Incorrect |
189 ms |
548 KB |
Wrong Answer [2] |
9 |
Halted |
0 ms |
0 KB |
- |