#include "wiring.h"
#include<bits/stdc++.h>
using namespace std;
const long long maxn=200000+10;
long long dp[maxn],inf=1e16,vas[maxn];
long long n,m;
vector<long long>allind;
long long min_total_length(std::vector<int> r, std::vector<int> b) {
n=(long long)r.size();
m=(long long)b.size();
allind.push_back(-1);
for(auto x:r){
allind.push_back(x);
}
for(auto x:b){
allind.push_back(x);
}
sort(allind.begin(),allind.end());
allind.resize(unique(allind.begin(),allind.end())-allind.begin());
for(long long i=0;i<n;i++){
r[i]=lower_bound(allind.begin(),allind.end(),r[i])-allind.begin();
vas[r[i]]=1;
}
for(long long i=0;i<m;i++){
b[i]=lower_bound(allind.begin(),allind.end(),b[i])-allind.begin();
vas[b[i]]=2;
}
for(long long i=1;i<maxn;i++){
dp[i]=inf;
}
dp[0]=0;
if(sz!=n+m+1){
exit(23);
}
long long sz=(long long)allind.size();
for(long long i=1;i<sz;i++){
long long av=allind[i],unnow=0,last=i,bar=0,akh;
for(long long j=i-1;j>=1;j--){
if(vas[j]==vas[i]&&vas[j]!=vas[j+1]){
break;
}
if(vas[j]==vas[i]){
last=j;
unnow+=av;
av=allind[j];
}else{
bar+=allind[j];
akh=allind[last-1];
long long ted1=i-last+1;
long long ted2=(last-1)-j+1;
dp[i]=min(dp[i],dp[j-1]+unnow-(bar-akh)+max(1ll,ted2-ted1+1)*av-max(1ll,ted1-ted2+1)*akh);
}
}
}
return dp[sz-1];
}
Compilation message
wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:33:5: error: 'sz' was not declared in this scope
33 | if(sz!=n+m+1){
| ^~
