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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#493229#9155. 集合hhiron100 ✓683ms118624kbC++141.9kb2024-07-26 22:13:232024-07-26 22:13:23

Judging History

你现在查看的是最新测评结果

  • [2024-07-26 22:13:23]
  • 评测
  • 测评结果:100
  • 用时:683ms
  • 内存:118624kb
  • [2024-07-26 22:13:23]
  • 提交

answer

#include<bits/stdc++.h>
#define INF 0x7fffffff
#define int long long
typedef long long ll;
typedef unsigned long long ull;
using namespace std;
const int N=5e6+5;
const ll MOD=100000000000000003;
mt19937_64 rnd(time(0));
int n,m,q,a[N][3],b[N][3],maxr[N];
ull id[N],sita[N],sitb[N];
unordered_map<ull,int> cnta,cntb;
bool check(int x){
	for(int i=0;i<3;i++){
		ull aa=sita[a[x][i]],bb=sitb[b[x][i]];
		cnta[aa%MOD]--,cntb[bb%MOD]--;
		cnta[(aa+id[x])%MOD]++,cntb[(bb+id[x])%MOD]++;
	}bool lrc=1;
	for(int i=0;i<3;i++){
		ull aa=sita[a[x][i]],bb=sitb[b[x][i]];
		if(cnta[aa%MOD]!=cntb[aa%MOD]) lrc=0;
		if(cnta[bb%MOD]!=cntb[bb%MOD]) lrc=0;
		if(cnta[(aa+id[x])%MOD]!=cntb[(aa+id[x])%MOD]) lrc=0;
		if(cnta[(bb+id[x])%MOD]!=cntb[(bb+id[x])%MOD]) lrc=0;
	}if(lrc){
		for(int i=0;i<3;i++){
			sita[a[x][i]]=(sita[a[x][i]]+id[x]); 
			sitb[b[x][i]]=(sitb[b[x][i]]+id[x]); 
		}return 1;
	}else{
		for(int i=0;i<3;i++){
			ull aa=sita[a[x][i]],bb=sitb[b[x][i]];
			cnta[aa%MOD]++,cntb[bb%MOD]++;
			cnta[(aa+id[x])%MOD]--,cntb[(bb+id[x])%MOD]--;
		}return 0;
	}
}
signed main(){
	//freopen("ex_4.in","r",stdin);
	//freopen("task.out","w",stdout);
	scanf("%lld%lld%lld",&n,&m,&q);
	for(int i=1;i<=n;i++) scanf("%lld%lld%lld",&a[i][0],&a[i][1],&a[i][2]);
	for(int i=1;i<=n;i++) scanf("%lld%lld%lld",&b[i][0],&b[i][1],&b[i][2]);
	int r=0;
	for(int i=1;i<=n;i++) id[i]=rnd();
	for(int l=1;l<=n;l++){
		while(r<=n){
			if(check(r+1)) r++;
			else break;
		}maxr[l]=r;
//		cout<<l<<" "<<maxr[l]<<endl;
		for(int j=0;j<3;j++){
			ull aa=sita[a[l][j]],bb=sitb[b[l][j]];
//			cout<<a[l][j]<<"!"<<b[l][j]<<endl;
			cnta[aa%MOD]--,cntb[bb%MOD]--; 
			sita[a[l][j]]=aa-id[l];
			sitb[b[l][j]]=bb-id[l];
			cnta[sita[a[l][j]]%MOD]++;
			cntb[sitb[b[l][j]]%MOD]++;
		}	
	}for(int i=1,a,b;i<=q;i++){
		scanf("%lld%lld",&a,&b);
		//cout<<a<<"!"<<maxr[a]<<" "<<b<<endl;
		if(b>maxr[a]) printf("No\n");
		else printf("Yes\n");
	}
	return 0;
}

Details


Pretests

Pretest #1:

score: 5
Accepted
time: 2ms
memory: 12096kb

Pretest #2:

score: 5
Accepted
time: 0ms
memory: 12336kb

Pretest #3:

score: 5
Accepted
time: 1ms
memory: 12000kb

Pretest #4:

score: 5
Accepted
time: 0ms
memory: 12280kb

Pretest #5:

score: 5
Accepted
time: 1ms
memory: 11996kb

Pretest #6:

score: 5
Accepted
time: 1ms
memory: 12092kb

Pretest #7:

score: 5
Accepted
time: 1ms
memory: 12352kb

Pretest #8:

score: 5
Accepted
time: 1ms
memory: 12076kb

Pretest #9:

score: 5
Accepted
time: 22ms
memory: 12060kb

Pretest #10:

score: 5
Accepted
time: 15ms
memory: 11996kb

Pretest #11:

score: 5
Accepted
time: 630ms
memory: 118624kb

Pretest #12:

score: 5
Accepted
time: 554ms
memory: 113272kb

Pretest #13:

score: 5
Accepted
time: 2ms
memory: 13060kb

Pretest #14:

score: 5
Accepted
time: 4ms
memory: 12840kb

Pretest #15:

score: 5
Accepted
time: 119ms
memory: 13092kb

Pretest #16:

score: 5
Accepted
time: 114ms
memory: 12928kb

Pretest #17:

score: 5
Accepted
time: 38ms
memory: 21216kb

Pretest #18:

score: 5
Accepted
time: 27ms
memory: 23216kb

Pretest #19:

score: 5
Accepted
time: 679ms
memory: 116288kb

Pretest #20:

score: 5
Accepted
time: 656ms
memory: 114060kb

Final Tests

Test #1:

score: 5
Accepted
time: 2ms
memory: 12068kb

Test #2:

score: 5
Accepted
time: 0ms
memory: 11984kb

Test #3:

score: 5
Accepted
time: 1ms
memory: 12008kb

Test #4:

score: 5
Accepted
time: 1ms
memory: 11996kb

Test #5:

score: 5
Accepted
time: 0ms
memory: 11984kb

Test #6:

score: 5
Accepted
time: 0ms
memory: 12000kb

Test #7:

score: 5
Accepted
time: 1ms
memory: 12056kb

Test #8:

score: 5
Accepted
time: 1ms
memory: 12116kb

Test #9:

score: 5
Accepted
time: 22ms
memory: 12048kb

Test #10:

score: 5
Accepted
time: 19ms
memory: 12056kb

Test #11:

score: 5
Accepted
time: 593ms
memory: 113220kb

Test #12:

score: 5
Accepted
time: 539ms
memory: 112812kb

Test #13:

score: 5
Accepted
time: 5ms
memory: 12780kb

Test #14:

score: 5
Accepted
time: 0ms
memory: 12792kb

Test #15:

score: 5
Accepted
time: 109ms
memory: 12864kb

Test #16:

score: 5
Accepted
time: 110ms
memory: 13148kb

Test #17:

score: 5
Accepted
time: 42ms
memory: 21396kb

Test #18:

score: 5
Accepted
time: 41ms
memory: 25268kb

Test #19:

score: 5
Accepted
time: 676ms
memory: 113968kb

Test #20:

score: 5
Accepted
time: 683ms
memory: 115136kb

Extra Test:

score: 0
Extra Test Passed