#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){
std::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){
std::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 |
276 ms |
808 KB |
Output is correct |
2 |
Correct |
0 ms |
656 KB |
Output is correct |
3 |
Correct |
343 ms |
808 KB |
Output is correct |
4 |
Correct |
486 ms |
10268 KB |
Output is correct |
5 |
Correct |
23 ms |
908 KB |
Output is correct |
6 |
Correct |
417 ms |
2444 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
656 KB |
Output is correct |
2 |
Runtime error |
237 ms |
436 KB |
Execution killed with signal 13 |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
457 ms |
952 KB |
Output is correct |
2 |
Correct |
0 ms |
656 KB |
Output is correct |
3 |
Correct |
421 ms |
912 KB |
Output is correct |
4 |
Runtime error |
137 ms |
440 KB |
Execution killed with signal 13 |
5 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
148 ms |
716 KB |
Output is correct |
2 |
Correct |
186 ms |
704 KB |
Output is correct |
3 |
Correct |
268 ms |
13300 KB |
Output is correct |
4 |
Correct |
153 ms |
876 KB |
Output is correct |
5 |
Correct |
286 ms |
10100 KB |
Output is correct |
6 |
Correct |
75 ms |
744 KB |
Output is correct |
7 |
Correct |
179 ms |
732 KB |
Output is correct |
8 |
Correct |
183 ms |
796 KB |
Output is correct |
9 |
Correct |
266 ms |
19456 KB |
Output is correct |
10 |
Correct |
285 ms |
19580 KB |
Output is correct |
11 |
Correct |
400 ms |
38232 KB |
Output is correct |
12 |
Correct |
362 ms |
35952 KB |
Output is correct |
13 |
Correct |
169 ms |
820 KB |
Output is correct |
14 |
Correct |
0 ms |
656 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
148 ms |
716 KB |
Output is correct |
2 |
Correct |
186 ms |
704 KB |
Output is correct |
3 |
Correct |
268 ms |
13300 KB |
Output is correct |
4 |
Correct |
153 ms |
876 KB |
Output is correct |
5 |
Correct |
286 ms |
10100 KB |
Output is correct |
6 |
Correct |
75 ms |
744 KB |
Output is correct |
7 |
Correct |
179 ms |
732 KB |
Output is correct |
8 |
Correct |
183 ms |
796 KB |
Output is correct |
9 |
Correct |
266 ms |
19456 KB |
Output is correct |
10 |
Correct |
285 ms |
19580 KB |
Output is correct |
11 |
Correct |
400 ms |
38232 KB |
Output is correct |
12 |
Correct |
362 ms |
35952 KB |
Output is correct |
13 |
Correct |
169 ms |
820 KB |
Output is correct |
14 |
Correct |
0 ms |
656 KB |
Output is correct |
15 |
Correct |
187 ms |
820 KB |
Output is correct |
16 |
Correct |
219 ms |
792 KB |
Output is correct |
17 |
Correct |
180 ms |
720 KB |
Output is correct |
18 |
Correct |
300 ms |
10092 KB |
Output is correct |
19 |
Correct |
218 ms |
796 KB |
Output is correct |
20 |
Correct |
322 ms |
10360 KB |
Output is correct |
21 |
Correct |
197 ms |
944 KB |
Output is correct |
22 |
Correct |
211 ms |
808 KB |
Output is correct |
23 |
Correct |
358 ms |
22592 KB |
Output is correct |
24 |
Correct |
382 ms |
22516 KB |
Output is correct |
25 |
Correct |
533 ms |
44228 KB |
Output is correct |
26 |
Correct |
454 ms |
40628 KB |
Output is correct |
27 |
Correct |
195 ms |
868 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
148 ms |
716 KB |
Output is correct |
2 |
Correct |
186 ms |
704 KB |
Output is correct |
3 |
Correct |
268 ms |
13300 KB |
Output is correct |
4 |
Correct |
153 ms |
876 KB |
Output is correct |
5 |
Correct |
286 ms |
10100 KB |
Output is correct |
6 |
Correct |
75 ms |
744 KB |
Output is correct |
7 |
Correct |
179 ms |
732 KB |
Output is correct |
8 |
Correct |
183 ms |
796 KB |
Output is correct |
9 |
Correct |
266 ms |
19456 KB |
Output is correct |
10 |
Correct |
285 ms |
19580 KB |
Output is correct |
11 |
Correct |
400 ms |
38232 KB |
Output is correct |
12 |
Correct |
362 ms |
35952 KB |
Output is correct |
13 |
Correct |
169 ms |
820 KB |
Output is correct |
14 |
Correct |
0 ms |
656 KB |
Output is correct |
15 |
Correct |
187 ms |
820 KB |
Output is correct |
16 |
Correct |
219 ms |
792 KB |
Output is correct |
17 |
Correct |
180 ms |
720 KB |
Output is correct |
18 |
Correct |
300 ms |
10092 KB |
Output is correct |
19 |
Correct |
218 ms |
796 KB |
Output is correct |
20 |
Correct |
322 ms |
10360 KB |
Output is correct |
21 |
Correct |
197 ms |
944 KB |
Output is correct |
22 |
Correct |
211 ms |
808 KB |
Output is correct |
23 |
Correct |
358 ms |
22592 KB |
Output is correct |
24 |
Correct |
382 ms |
22516 KB |
Output is correct |
25 |
Correct |
533 ms |
44228 KB |
Output is correct |
26 |
Correct |
454 ms |
40628 KB |
Output is correct |
27 |
Correct |
195 ms |
868 KB |
Output is correct |
28 |
Correct |
291 ms |
768 KB |
Output is correct |
29 |
Correct |
194 ms |
992 KB |
Output is correct |
30 |
Correct |
461 ms |
24072 KB |
Output is correct |
31 |
Correct |
169 ms |
852 KB |
Output is correct |
32 |
Correct |
392 ms |
20968 KB |
Output is correct |
33 |
Correct |
179 ms |
828 KB |
Output is correct |
34 |
Correct |
243 ms |
892 KB |
Output is correct |
35 |
Correct |
307 ms |
884 KB |
Output is correct |
36 |
Correct |
399 ms |
25100 KB |
Output is correct |
37 |
Correct |
299 ms |
25080 KB |
Output is correct |
38 |
Correct |
514 ms |
49328 KB |
Output is correct |
39 |
Correct |
430 ms |
46880 KB |
Output is correct |
40 |
Correct |
300 ms |
972 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
276 ms |
808 KB |
Output is correct |
2 |
Correct |
0 ms |
656 KB |
Output is correct |
3 |
Correct |
343 ms |
808 KB |
Output is correct |
4 |
Correct |
486 ms |
10268 KB |
Output is correct |
5 |
Correct |
23 ms |
908 KB |
Output is correct |
6 |
Correct |
417 ms |
2444 KB |
Output is correct |
7 |
Correct |
0 ms |
656 KB |
Output is correct |
8 |
Runtime error |
237 ms |
436 KB |
Execution killed with signal 13 |
9 |
Halted |
0 ms |
0 KB |
- |