This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#include "robots.h"
using namespace std;
#define F first
#define S second
#define FOR(i,a,b) for (auto i = (a); i <= (b); ++i)
#define NFOR(i,a,b) for(auto i = (a); i >= (b); --i)
#define all(x) (x).begin(), (x).end()
#define sz(x) lli(x.size())
#define mp(i,a) make_pair(i,a)
#define pb(a) push_back(a)
#define bit(x,b) (x&(1LL<<b))
typedef long long int lli;
typedef pair <lli,lli> ii;
typedef pair <lli,ii> iii;
typedef vector <lli> vi;
lli t,a,b;
vector<ii> v;
vi v1,v2;
lli check(lli m)
{
lli j=0;
multiset<lli> s;
for(lli i=0;i<a;++i)
{
while(j!=t&&v[j].F<v1[i])
{
s.insert(v[j].S);
j++;
}
lli co=0;
while(co!=m&&s.size())
{
s.erase(((--s.end())));
co++;
}
}
while(j!=t)
{
s.insert(v[j].S);
j++;
}
for(lli i=0;i<b;++i)
{
lli co=0;
while(co!=m&&s.size()&&(*s.begin())<v2[i])
{
s.erase((s.begin()));
co++;
}
}
if(s.size())
return 0;
return 1;
}
int putaway(int A, int B, int T, int X[], int Y[], int W[], int S[])
{
t=T;
a=A;
b=B;
for(lli i=0;i<a;++i)
v1.pb(X[i]);
for(lli i=0;i<b;++i)
v2.pb(Y[i]);
for(lli i=0;i<t;++i)
v.pb(mp(W[i],S[i]));
sort(all(v));
sort(all(v1));
sort(all(v2));
lli l=1,r=t,ans=t+1;
while(l<=r)
{
int m=(l+r)/2;
if(check(m))
{
r=m-1;
ans=m;
}
else
l=m+1;
}
return (ans<=t)?ans:-1;
}
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