#include<bits/stdc++.h>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,popcnt,lzcnt,abm,bmi,bmi2,fma,tune=native")
using namespace std;
long long n,gx,gy,lx,ly,tgx,tgy,lo,up,mid,pgx,pgy;
string pu,k;
double mi,ma,tr,miko,mako;
char e;
long double naj(long long mik){
pgy=gy+mik*tgy;
pgx=gx+mik*tgx;
miko=INT_MAX;
if(abs(lx-pgx)*abs(lx-pgx)+abs(ly-pgy)*abs(ly-pgy)<miko) miko = abs(lx-pgx)*abs(lx-pgx)+abs(ly-pgy)*abs(ly-pgy);
for(int i = 0; i<pu.size(); i++){
e=pu[i];
if(e=='L'){
pgx-=1;
}
else if(e=='R'){
pgx+=1;
}
else if(e=='F'){
pgy+=1;
}
else if(e=='B'){
pgy-=1;
}
if(abs(lx-pgx)*abs(lx-pgx)+abs(ly-pgy)*abs(ly-pgy)<miko) miko = abs(lx-pgx)*abs(lx-pgx)+abs(ly-pgy)*abs(ly-pgy);
}
return(miko);
}
long double vec(long long mik){
pgy=gy+mik*tgy;
pgx=gx+mik*tgx;
mako=0;
if(abs(lx-pgx)*abs(lx-pgx)+abs(ly-pgy)*abs(ly-pgy)>mako) mako = abs(lx-pgx)*abs(lx-pgx)+abs(ly-pgy)*abs(ly-pgy);
for(int i = 0; i<pu.size(); i++){
e=pu[i];
if(e=='L'){
pgx-=1;
}
else if(e=='R'){
pgx+=1;
}
else if(e=='F'){
pgy+=1;
}
else if(e=='B'){
pgy-=1;
}
if(abs(lx-pgx)*abs(lx-pgx)+abs(ly-pgy)*abs(ly-pgy)>mako) mako = abs(lx-pgx)*abs(lx-pgx)+abs(ly-pgy)*abs(ly-pgy);
}
return(mako);
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0); cout.tie(0);
cin>>n;
cin>>pu;
cin>>lx>>ly>>gx>>gy;
pgx=gx;pgy=gy;
tgy=0;
tgx=0;
mi= INT_MAX;
ma=0;
int siz;
char e;
for(int i = 0; i<pu.size(); i++){
e=pu[i];
if(e=='L'){
tgx-=1;
}
else if(e=='R'){
tgx+=1;
}
else if(e=='F'){
tgy+=1;
}
else if(e=='B'){
tgy-=1;
}
}
mi=INT_MAX;
ma=max(vec(0),vec(n-1));
lo=0;
up=n-1;
mid=up/2;
while(1==1){
if(naj(mid)<naj(mid+1)){
up=mid;
mid=(lo+up)/2;
}
else{
lo=mid;
mid=(lo+up)/2;
}
if(up==lo or mid==lo){
break;
}
//cout<<naj(mid)<<endl;
}
if(naj(mid)<naj(mid+1) and naj(mid)<naj(mid-1)){
}
else if(naj(lo)<naj(lo+1) and naj(lo)<naj(lo-1)){
mid=lo;
}
else if(naj(up)<naj(up+1) and naj(up)<naj(up-1)){
mid=up;
}
mi=naj(mid);
siz=k.size();
cout<<fixed;
cout<<setprecision(12);
cout<<sqrt(mi)<<' '<<sqrt(ma);
}
Compilation message
expgorl.cpp: In function 'long double naj(long long int)':
expgorl.cpp:14:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
14 | for(int i = 0; i<pu.size(); i++){
| ~^~~~~~~~~~
expgorl.cpp: In function 'long double vec(long long int)':
expgorl.cpp:37:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
37 | for(int i = 0; i<pu.size(); i++){
| ~^~~~~~~~~~
expgorl.cpp: In function 'int main()':
expgorl.cpp:69:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
69 | for(int i = 0; i<pu.size(); i++){
| ~^~~~~~~~~~
expgorl.cpp:67:6: warning: variable 'siz' set but not used [-Wunused-but-set-variable]
67 | int siz;
| ^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
