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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#486796#4523. It's Raining, Man / Ancient CardsinksamuraiWA 111ms3624kbC++233.2kb2024-07-22 02:26:562024-07-22 02:26:56

Judging History

你现在查看的是最新测评结果

  • [2024-07-22 02:26:56]
  • 评测
  • 测评结果:WA
  • 用时:111ms
  • 内存:3624kb
  • [2024-07-22 02:26:56]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define rng(i,c,n) for(int i=c;i<n;i++)
#define fi first
#define se second
#define pb push_back
#define sz(a) (int) a.size()
#define all(a) a.begin(),a.end()
#define vec(...) vector<__VA_ARGS__>
#define _3Wcdivh ios::sync_with_stdio(0),cin.tie(0)
typedef long long ll;
typedef vector<int> vi;
typedef pair<int,int> pii;
void print(){cout<<'\n';}
template<class h,class...t>
void print(const h&v,const t&...u){cout<<v<<' ',print(u...);}

int getnum(char ch){
	if(ch>='2' and ch<='9'){
		return ch-'0';
	}
	if(ch=='A'){
		return 0;
	}
	return 10;
}

int getrank(char ch){
	if(ch=='C'){
		return 0;
	}
	if(ch=='D'){
		return 1;
	}
	if(ch=='H'){
		return 2;
	}
	return 3;
}

int n;

void slv(){
	vec(vi) a(4);
	vec(vi) cnt(4,vi(11));
	rep(i,n){
		string s;
		cin>>s;
		int x=getnum(s[0]);
		int y=getrank(s[1]);
		a[y].pb(x);
		cnt[y][x]+=1;
	}
	vi ert;
	rep(i,4){
		if(sz(a[i])){
			ert.pb(i);
		}
	}
	if(sz(ert)==1){
		cout<<"YES\n";
		return;
	}
	bool pns=0;
	
	auto ask=[&](vec(pii) take){
		auto dfs=[&](auto self,int i,int lst=-1)->void{
			if(i==sz(take)){
				pns=1;
				return;
			}
			auto [x,c]=take[i];
			if(lst==-1){
				rep(j,11){
					if(cnt[x][j]>0){
						cnt[x][j]-=1;
						self(self,i+1,j);
						cnt[x][j]+=1;
					}
				}
			}else{
				if(cnt[x][lst]==0){
					return;
				}
				cnt[x][lst]-=1;
				if(c==1){
					self(self,i+1,lst);
				}else{
					rep(j,11){
						if(cnt[x][j]>0){
							cnt[x][j]-=1;
							self(self,i+1,j);
							cnt[x][j]+=1;
						}
					}
					self(self,i+1,lst);
				}
				cnt[x][lst]+=1;
			}
		};
		dfs(dfs,0,-1);
	};

	do{
		if(pns) break;
		vec(pii) take;
		if(sz(ert)==3){
			take.pb({ert[0],1});
			take.pb({ert[1],2});
			take.pb({ert[2],1});
			ask(take);
		}else if(sz(ert)==2){
			take.pb({ert[0],1});
			take.pb({ert[1],1});
			ask(take);
		}else{
			int pvt=ert[0];
			take={
				{pvt,1},
				{ert[1],2},
				{ert[2],2},
				{ert[3],1}
			};
			ask(take);
			take={
				{pvt,1},
				{ert[1],2},
				{pvt,1},
				{ert[2],2},
				{ert[3],1}
			};
			ask(take);
			take={
				{pvt,1},
				{ert[1],2},
				{ert[2],2},
				{pvt,1},
				{ert[3],1}
			};
			ask(take);
			take={
				{pvt,1},
				{ert[1],2},
				{pvt,1},
				{ert[2],2},
				{pvt,1},
				{ert[3],1}
			};
			ask(take);
			// take={
			// 	{ert[1],1},
			// 	{pvt,2},
			// 	{ert[2],2},
			// 	{ert[3],1}
			// };
			// ask(take);
			// take={
			// 	{ert[1],1},
			// 	{pvt,2},
			// 	{ert[2],2},
			// 	{pvt,2},
			// 	{ert[3],1}
			// };
			// ask(take);
			// take={
			// 	{ert[1],1},
			// 	{pvt,2},
			// 	{ert[2],2},
			// 	{pvt,1},
			// 	{ert[3],1}
			// };
			// ask(take);
			// take={
			// 	{ert[1],1},
			// 	{ert[2],2},
			// 	{pvt,2},
			// 	{ert[3],1}
			// };
			// ask(take);
			// take={
			// 	{ert[1],1},
			// 	{pvt,1},
			// 	{ert[2],2},
			// 	{pvt,2},
			// 	{ert[3],1}
			// };
			ask(take);
		}
	}while(next_permutation(all(ert)));
	cout<<(pns?"YES":"NO")<<"\n";
}

signed main(){
_3Wcdivh;
	while(cin>>n){
		slv();
	}
}

详细

Test #1:

score: 0
Wrong Answer
time: 111ms
memory: 3624kb

input:

37 2S 3S 4S 6S 7S 8S 9S XS JS QS KS AS 5D 2H 3H 4H 6H 7H 8H 9H XH JH QH KH AH 2C 3C 4C 6C 7C 8C 9C XC JC QC KC AC
36 3S 4S 6S 7S 8S 9S XS JS QS KS AS 5D 2H 3H 4H 6H 7H 8H 9H XH JH QH KH AH 2C 3C 4C 6C 7C 8C 9C XC JC QC KC AC
36 2S 4S 6S 7S 8S 9S XS JS QS KS AS 5D 2H 3H 4H 6H 7H 8H 9H XH JH QH KH AH ...

output:

NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES...

result:

wrong answer 56th lines differ - expected: 'NO', found: 'YES'