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Submission #907141

# Submission time Handle Problem Language Result Execution time Memory
907141 2024-01-15T07:28:11 Z MilosMilutinovic Two Dishes (JOI19_dishes) C++14
10 / 100
 10000 ms 70092 KB 
#include<bits/stdc++.h>
 
#define pb push_back
#define fi first
#define se second
#define mp make_pair
 
using namespace std;
 
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef long double ld;
 
template <typename T> bool chkmin(T &x,T y){return x>y?x=y,1:0;}
template <typename T> bool chkmax(T &x,T y){return x<y?x=y,1:0;}
 
ll readint(){
	ll x=0,f=1; char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')f=-1;ch=getchar();}
	while(ch>='0'&&ch<='9'){x=x*10+ch-'0';ch=getchar();}
	return x*f;
}

int n,m,a[1000005],p[1000005],b[1000005],q[1000005];
ll s[1000005],t[1000005],pa[1000005],pb[1000005],mx[4000005],inc[4000005],val[4000005],dp[1000005];
bool tag[4000005];
vector<pii> qs[1000005];

void pushdown(int id){
	if(tag[id]){
		mx[id<<1]=val[id];
		mx[id<<1|1]=val[id];
		val[id<<1]=val[id];
		val[id<<1|1]=val[id];
		inc[id<<1]=0;
		inc[id<<1|1]=0;
		tag[id<<1]=true;
		tag[id<<1|1]=true;
		inc[id]=0;
		tag[id]=false;
	}else{
		mx[id<<1]+=inc[id];
		mx[id<<1|1]+=inc[id];
		inc[id<<1]+=inc[id];
		inc[id<<1|1]+=inc[id];
		val[id<<1]+=inc[id];
		val[id<<1|1]+=inc[id];
		inc[id]=0;
	}
}

void rangeadd(int id,int l,int r,int ql,int qr,ll v){
	if(ql<=l&&r<=qr){
		mx[id]+=v;
		inc[id]+=v;
		val[id]+=v;
		pushdown(id);
		return;
	}
	pushdown(id);
	int mid=(l+r)/2;
	if(qr<=mid) rangeadd(id<<1,l,mid,ql,qr,v);
	else if(ql>mid) rangeadd(id<<1|1,mid+1,r,ql,qr,v);
	else rangeadd(id<<1,l,mid,ql,qr,v),rangeadd(id<<1|1,mid+1,r,ql,qr,v);
	mx[id]=max(mx[id<<1],mx[id<<1|1]);
}

void rangeset(int id,int l,int r,int ql,int qr,ll v){
	if(ql<=l&&r<=qr){
		mx[id]=v;
		val[id]=v;
		tag[id]=true;
		inc[id]=0;
		pushdown(id);
		return;
	}
	pushdown(id);
	int mid=(l+r)/2;
	if(qr<=mid) rangeset(id<<1,l,mid,ql,qr,v);
	else if(ql>mid) rangeset(id<<1|1,mid+1,r,ql,qr,v);
	else rangeset(id<<1,l,mid,ql,qr,v),rangeset(id<<1|1,mid+1,r,ql,qr,v);
	mx[id]=max(mx[id<<1],mx[id<<1|1]);
}

ll query(int id,int l,int r,int qi){
	if(l==r) return mx[id];
	pushdown(id);
	int mid=(l+r)/2;
	ll ret=0;
	if(qi<=mid) ret=query(id<<1,l,mid,qi);
	else ret=query(id<<1|1,mid+1,r,qi);
	mx[id]=max(mx[id<<1],mx[id<<1|1]);
	return ret;
}

int main() {
	n=readint(); m=readint();
	for(int i=1;i<=n;i++){
		a[i]=readint();
		s[i]=readint();
		p[i]=readint();
	}
	for(int i=1;i<=m;i++){
		b[i]=readint();
		t[i]=readint();
		q[i]=readint();
	}
	for(int i=1;i<=n;i++) pa[i]=pa[i-1]+a[i];
	for(int i=1;i<=m;i++) pb[i]=pb[i-1]+b[i];
	for(int i=1;i<=n;i++){
		if(s[i]<pa[i]) continue;
		int l=1,r=m,pos=0;
		while(l<=r){
			int mid=(l+r)/2;
			if(pa[i]+pb[mid]<=s[i]) pos=mid,l=mid+1;
			else r=mid-1;
		}
		qs[i].pb(mp(pos,p[i]));
	}
	ll res=0;
	for(int i=1;i<=m;i++){
		if(t[i]<pb[i]) continue;
		int l=1,r=n,pos=0;
		while(l<=r){
			int mid=(l+r)/2;
			if(pa[mid]+pb[i]<=t[i]) pos=mid,l=mid+1;
			else r=mid-1;
		}
		res+=q[i];
		qs[pos+1].pb(mp(i-1,-q[i]));
	}
	for(int i=0;i<=n;i++){
		sort(qs[i].begin(),qs[i].end());
		/* vector<int> xs(1,m);
		for(auto&p:qs[i]){
			rangeadd(1,0,m,0,p.first,p.second);
			xs.push_back(p.first);
		}
		sort(xs.begin(),xs.end());
		xs.erase(unique(xs.begin(),xs.end()),xs.end());
		for(int j=1;j<(int)xs.size();j++){
			ll vl=query(1,0,m,xs[j-1]);
			ll vr=query(1,0,m,xs[j]);
			if(vl>vr) rangeset(1,0,m,xs[j-1],xs[j],vl);
		} */
		for(auto&p:qs[i]){
			for(int j=0;j<=p.first;j++) dp[j]+=p.second;
		}
		for(int j=1;j<=m;j++) dp[j]=max(dp[j-1],dp[j]);
	}
	printf("%lld\n",dp[m]+res);
	return 0;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 10005 ms 59728 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 37464 KB Output is correct
2 Correct 10 ms 37464 KB Output is correct
3 Correct 10 ms 37468 KB Output is correct
4 Correct 10 ms 37468 KB Output is correct
5 Correct 10 ms 37464 KB Output is correct
6 Correct 9 ms 37500 KB Output is correct
7 Correct 10 ms 37464 KB Output is correct
8 Correct 11 ms 37584 KB Output is correct
9 Correct 10 ms 37468 KB Output is correct
10 Correct 10 ms 37468 KB Output is correct
11 Correct 11 ms 37468 KB Output is correct
12 Correct 12 ms 37580 KB Output is correct
13 Correct 10 ms 37468 KB Output is correct
14 Correct 10 ms 37468 KB Output is correct
15 Correct 10 ms 37460 KB Output is correct
16 Correct 10 ms 37468 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 37464 KB Output is correct
2 Correct 10 ms 37464 KB Output is correct
3 Correct 10 ms 37468 KB Output is correct
4 Correct 10 ms 37468 KB Output is correct
5 Correct 10 ms 37464 KB Output is correct
6 Correct 9 ms 37500 KB Output is correct
7 Correct 10 ms 37464 KB Output is correct
8 Correct 11 ms 37584 KB Output is correct
9 Correct 10 ms 37468 KB Output is correct
10 Correct 10 ms 37468 KB Output is correct
11 Correct 11 ms 37468 KB Output is correct
12 Correct 12 ms 37580 KB Output is correct
13 Correct 10 ms 37468 KB Output is correct
14 Correct 10 ms 37468 KB Output is correct
15 Correct 10 ms 37460 KB Output is correct
16 Correct 10 ms 37468 KB Output is correct
17 Correct 22 ms 37724 KB Output is correct
18 Correct 24 ms 37724 KB Output is correct
19 Correct 24 ms 37724 KB Output is correct
20 Correct 22 ms 37736 KB Output is correct
21 Correct 23 ms 37724 KB Output is correct
22 Correct 23 ms 37724 KB Output is correct
23 Correct 23 ms 37724 KB Output is correct

Subtask #4
0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 37464 KB Output is correct
2 Correct 10 ms 37464 KB Output is correct
3 Correct 10 ms 37468 KB Output is correct
4 Correct 10 ms 37468 KB Output is correct
5 Correct 10 ms 37464 KB Output is correct
6 Correct 9 ms 37500 KB Output is correct
7 Correct 10 ms 37464 KB Output is correct
8 Correct 11 ms 37584 KB Output is correct
9 Correct 10 ms 37468 KB Output is correct
10 Correct 10 ms 37468 KB Output is correct
11 Correct 11 ms 37468 KB Output is correct
12 Correct 12 ms 37580 KB Output is correct
13 Correct 10 ms 37468 KB Output is correct
14 Correct 10 ms 37468 KB Output is correct
15 Correct 10 ms 37460 KB Output is correct
16 Correct 10 ms 37468 KB Output is correct
17 Correct 22 ms 37724 KB Output is correct
18 Correct 24 ms 37724 KB Output is correct
19 Correct 24 ms 37724 KB Output is correct
20 Correct 22 ms 37736 KB Output is correct
21 Correct 23 ms 37724 KB Output is correct
22 Correct 23 ms 37724 KB Output is correct
23 Correct 23 ms 37724 KB Output is correct
24 Execution timed out 10091 ms 70092 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 37464 KB Output is correct
2 Correct 10 ms 37464 KB Output is correct
3 Correct 10 ms 37468 KB Output is correct
4 Correct 10 ms 37468 KB Output is correct
5 Correct 10 ms 37464 KB Output is correct
6 Correct 9 ms 37500 KB Output is correct
7 Correct 10 ms 37464 KB Output is correct
8 Correct 11 ms 37584 KB Output is correct
9 Correct 10 ms 37468 KB Output is correct
10 Correct 10 ms 37468 KB Output is correct
11 Correct 11 ms 37468 KB Output is correct
12 Correct 12 ms 37580 KB Output is correct
13 Correct 10 ms 37468 KB Output is correct
14 Correct 10 ms 37468 KB Output is correct
15 Correct 10 ms 37460 KB Output is correct
16 Correct 10 ms 37468 KB Output is correct
17 Correct 22 ms 37724 KB Output is correct
18 Correct 24 ms 37724 KB Output is correct
19 Correct 24 ms 37724 KB Output is correct
20 Correct 22 ms 37736 KB Output is correct
21 Correct 23 ms 37724 KB Output is correct
22 Correct 23 ms 37724 KB Output is correct
23 Correct 23 ms 37724 KB Output is correct
24 Execution timed out 10091 ms 70092 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 37464 KB Output is correct
2 Correct 10 ms 37464 KB Output is correct
3 Correct 10 ms 37468 KB Output is correct
4 Correct 10 ms 37468 KB Output is correct
5 Correct 10 ms 37464 KB Output is correct
6 Correct 9 ms 37500 KB Output is correct
7 Correct 10 ms 37464 KB Output is correct
8 Correct 11 ms 37584 KB Output is correct
9 Correct 10 ms 37468 KB Output is correct
10 Correct 10 ms 37468 KB Output is correct
11 Correct 11 ms 37468 KB Output is correct
12 Correct 12 ms 37580 KB Output is correct
13 Correct 10 ms 37468 KB Output is correct
14 Correct 10 ms 37468 KB Output is correct
15 Correct 10 ms 37460 KB Output is correct
16 Correct 10 ms 37468 KB Output is correct
17 Correct 22 ms 37724 KB Output is correct
18 Correct 24 ms 37724 KB Output is correct
19 Correct 24 ms 37724 KB Output is correct
20 Correct 22 ms 37736 KB Output is correct
21 Correct 23 ms 37724 KB Output is correct
22 Correct 23 ms 37724 KB Output is correct
23 Correct 23 ms 37724 KB Output is correct
24 Execution timed out 10091 ms 70092 KB Time limit exceeded
25 Halted 0 ms 0 KB -

Subtask #7
0 / 17.0

# Verdict Execution time Memory Grader output
1 Execution timed out 10005 ms 59728 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# Verdict Execution time Memory Grader output
1 Execution timed out 10005 ms 59728 KB Time limit exceeded
2 Halted 0 ms 0 KB -