求助输入输出
查看原帖
求助输入输出
993404
harmis_yz楼主2024/4/25 16:33

rt。

输入 copy 的这个,输出 copy 的这个。还是 11 分 pwp。

#include<bits/stdc++.h>
using namespace std;
//#define int long long
#define re register
#define il inline
#define pii pair<int,int>
#define x first
#define y second
#define gc getchar()
#define rd read()
#define debug() puts("------------")

namespace yzqwq{
	il int qmi(int a,int b,int p){
		int ans=1;
		while(b){
			if(b&1) ans=ans*a%p;
			a=a*a%p,b>>=1;
		}
		return ans;
	}
	il auto max(auto a,auto b){return (a>b?a:b);}
	il auto min(auto a,auto b){return (a<b?a:b);}
	il int gcd(int a,int b){
		if(!b) return a;
		return gcd(b,a%b);
	}
	il int lcm(int a,int b){
		return a/gcd(a,b)*b;
	}
	il void exgcd(int a,int b,int &x,int &y){
		if(!b) return x=1,y=0,void(0);
		exgcd(b,a%b,x,y);
		int t=x;
		x=y,y=t-a/b*x;
		return ;
	}
	mt19937 rnd(time(0));
}
using namespace yzqwq;

int nail;
string str;
int read(){
	if(nail>=str.size())return 0;
	int b=0;
	while(nail<str.size() and (str[nail]<'0' or str[nail]>'9'))nail++;
	while(nail<str.size() and str[nail]>='0' and str[nail]<='9'){
		b=b*10+str[nail]-'0';
		nail++;
	}
	return b;
}

const int N=1e5+10;
int n,m,s,t;
int ne[N<<1],e[N<<1],w[N<<1],h[N],h2[N],idx=1;
int dep[N],vis[N];
int sum,ans;
//string str;

il void add(int a,int b,int c){
	ne[++idx]=h[a],e[idx]=b,w[idx]=c,h[a]=idx;
	ne[++idx]=h[b],e[idx]=a,w[idx]=0,h[b]=idx;
}
il bool bfs(){
	for(re int i=1;i<N;++i)
		h2[i]=h[i],
		dep[i]=1e9,vis[i]=0;
	queue<int> qu;
	qu.push(s),dep[s]=0,vis[s]=1;
	while(!qu.empty()){
		int now=qu.front();qu.pop();
		for(re int i=h[now];i;i=ne[i]){
			int j=e[i];
			if(dep[j]>dep[now]+1&&w[i]){
				dep[j]=dep[now]+1;
				if(!vis[j]) vis[j]=1,qu.push(j);
			}
		}
	}
	if(dep[t]<1e9) return 1;
	return 0;
}
il int dfs(int now,int Min){
	if(now==t) return ans+=Min,Min;
	int use=0;
	for(re int i=h2[now];i;i=ne[i]){
		int j=e[i];h2[now]=i;
		if(dep[j]==dep[now]+1&&w[i]){
			int use_=dfs(j,min(Min-use,w[i]));
			if(use_<0) continue;
			use+=use_;
			w[i]-=use_,w[i^1]+=use_;
			if(use==Min) return use;
		}
	}
	return use;
}
il void dinic(){
	while(bfs()) dfs(s,1e9);
	return ;
}

il void solve(){
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	cin>>m>>n;
	s=10001,t=10002;
	getline(cin,str);
	for(re int i=1;i<=m;++i){
//		cout<<i<<":";
		nail=0;
		getline(cin,str);
		int x=rd;sum+=x;
		add(s,i,x);
		int y;
		while(1){
			y=rd;
			if(!y) break;
			add(i,y+m,1e9);
		}
	}
	for(re int i=1;i<=n;++i){
		int x;cin>>x;
		add(m+i,t,x);
	}
	dinic();
	for(re int i=1;i<=m;++i)
		if(dep[i]!=-1) printf("%d ",i);
	puts("");
	for(re int i=1;i<=n;++i)
		if(dep[i+m]!=-1) printf("%d ",i);
	printf("\n%d",sum-ans);
	return ;
}

signed main(){
//	freopen(".in","r",stdin);
//	freopen(".out","w",stdout);
	int t=1;while(t--)
	solve();
	return 0;
}
2024/4/25 16:33
加载中...