이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "doll.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
#define ff first
#define ss second
ll ttt;
const ll INF=1e18;
const ll MOD=1e9+7;
const ll N=300007;
ll n,m,k;
ll lg2[N];
int cnt[N];
int val[N];
vector<int>vs[N];
int cc[N];
string dec_to_bin(int num, int len){
string s="";
for(int _=0;_<len;_++){
s+=num%2+'0';
num/=2;
}
return s;
}
void create_circuit(int M, std::vector<int> a) {
n = a.size();
m=M;
lg2[1]=0;
for(int i=2;i<N;i++){
lg2[i]=lg2[i/2]+1;
}
vector<int>uniq;
for(int x:a){
if(cnt[x]==0)uniq.push_back(x);
cnt[x]++;
}
int cur=-1;
for(int x:uniq){
val[x]=lg2[cnt[x]-1];
vs[x].push_back(0);
if(cnt[x]>1){
for(int _=0;_<(1<<(val[x]+1))-1;_++){
vs[x].push_back(cur);
cur--;
}
}
}
vector<int>C(M+1),X(-cur-1,-1),Y(-cur-1,-1);
C[0]=a[0];
for(int x:uniq){
if(cnt[x]>1)C[x]=vs[x][1];
for(int i=1;i<vs[x].size()/2;i++){
X[-vs[x][i]-1]=vs[x][2*i];
Y[-vs[x][i]-1]=vs[x][2*i+1];
}
}
a.push_back(0);
for(int i=0;i<a.size()-1;i++){
int x=a[i];
if(cnt[x]==1){
C[x]=a[i+1];
}
else{
if(cc[x]!=cnt[x]-1){
string s=dec_to_bin(cc[x],val[x]+1);
int ind=1;
for(int j=0;j+1<s.size();j++){
ind*=2;
if(s[j]=='1')ind+=1;
}
if(s.back()=='0'){
X[-vs[x][ind]-1]=a[i+1];
}
else{
Y[-vs[x][ind]-1]=a[i+1];
}
}
else{
for(int i=1;i<vs[x].size();i++){
if(X[-vs[x][i]-1]==-1){
X[-vs[x][i]-1]=vs[x][1];
}
if(Y[-vs[x][i]-1]==-1){
Y[-vs[x][i]-1]=vs[x][1];
}
}
Y[-vs[x].back()-1]=a[i+1];
}
cc[x]++;
}
}
answer(C,X,Y);
}
컴파일 시 표준 에러 (stderr) 메시지
doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:60:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
60 | for(int i=1;i<vs[x].size()/2;i++){
| ~^~~~~~~~~~~~~~~
doll.cpp:66:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
66 | for(int i=0;i<a.size()-1;i++){
| ~^~~~~~~~~~~
doll.cpp:75:32: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
75 | for(int j=0;j+1<s.size();j++){
| ~~~^~~~~~~~~
doll.cpp:87:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
87 | for(int i=1;i<vs[x].size();i++){
| ~^~~~~~~~~~~~~
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