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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
#884235#9880. Origami WarpsszcdjrWA 23ms5724kbC++202.0kb2025-02-05 22:36:582025-02-05 22:36:59

Judging History

This is the latest submission verdict.

  • [2025-02-05 22:36:59]
  • Judged
  • Verdict: WA
  • Time: 23ms
  • Memory: 5724kb
  • [2025-02-05 22:36:58]
  • Submitted

answer

#include <bits/stdc++.h>
#define int long long
using namespace std;
int a[2005],b[2005],c[2005],d[2005],tp[2005];
int x[1000005],y[1000005],cx,cy;
void solve(){
	int n,ok=0; cin>>n; cx=cy=0;
	int c1=-1,c2=-1;
	for(int i=1;i<=n;i++){
		cin>>a[i]>>b[i]>>c[i]>>d[i];
		if(a[i]==c[i]){
			x[++cx]=a[i]; tp[i]=1;
		}
		else if(b[i]==d[i]){
			y[++cy]=b[i]; tp[i]=2;
		}
		else{
			int p;
			if((a[i]-b[i])==(c[i]-d[i])){
				p=a[i]-b[i];
				y[++cy]=-p;
				x[++cx]=p;
				tp[i]=3;
				c1=i;
			}
			else if((a[i]+b[i])==(c[i]+d[i])){
				p=a[i]+b[i];
				y[++cy]=p;
				x[++cx]=p;
				tp[i]=4;
				c2=i;
			}
			else ok=1;
		}
	}
	int q; cin>>q;
	if(ok){
		while(q--){
			int px,py,qx,qy; cin>>px>>py>>qx>>qy;
			cout<<"YES\n";
		}
		return ;
	}
	int gx=0,gy=0;
	if(cx>1){
		for(int i=2;i<=cx;i++){
			gx=__gcd(gx,llabs(x[i]-x[1])*2);
		}
	}
	if(cy>1){
		for(int i=2;i<=cy;i++){
			gy=__gcd(gy,llabs(y[i]-y[1])*2);
		}
	}
	while(q--){
		int px,py,qx,qy; cin>>px>>py>>qx>>qy;
		bool ok=0;
		for(int op1=0;op1<=1;op1++){
			if(op1) px=-px;
			for(int op2=0;op2<=1;op2++){
				if(op2) py=-py;
				for(int op3=0;op3<=(c1==-1?0:1);op3++){
					if(op3){
						int p=(a[c1]-b[c1])*2-(px-py),o=px+py; //px-py=p px+py=o
						px=(p+o)/2,py=(o-p)/2;
					}
					for(int op4=0;op4<=(c2==-1?0:1);op4++){
						if(op4){
							int p=(a[c2]+b[c2])*2-(px+py),o=px-py; //px+py=p px-py=o
							px=(p+o)/2,py=(p-o)/2;
						}
						bool tmpok=1;
						if(!gx) tmpok&=(px==qx);
						else tmpok&=((px-qx)%gx==0);
						if(!gy) tmpok&=(py==qy);
						else tmpok&=((py-qy)%gy==0);
						ok|=tmpok;
						if(op4){
							int p=(a[c2]+b[c2])*2-(px+py),o=px-py; //px+py=p px-py=o
							px=(p+o)/2,py=(p-o)/2;
						}
					}
					if(op3){
						int p=(a[c1]-b[c1])*2-(px-py),o=px+py; //px-py=p px+py=o
						px=(p+o)/2,py=(o-p)/2;
					}
				}
				if(op2) py=-py;
			}
			if(op1) px=-px;
		}
		if(ok) cout<<"YES\n";
		else cout<<"NO\n";
	}
}
signed main(){
	int t; cin>>t;
	while(t--) solve();
	return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 5556kb

input:

2
3
0 0 1 0
0 0 0 1
0 2 2 0
4
1 0 2 3
1 -2 -1 2
1 1 -1 0
3 3 3 3
3
0 0 1 0
0 0 0 1
-2 1 2 3
2
2 1 -1 5
-1 -1 3 3

output:

YES
YES
NO
YES
YES
YES

result:

ok 6 token(s): yes count is 5, no count is 1

Test #2:

score: -100
Wrong Answer
time: 23ms
memory: 5724kb

input:

10
550
0 0 1 0
0 0 0 1
1070451 -76747419 -475756 34109964
39212129 -40187389 32082651 -32880591
-42770825 49053520 -51324990 58864224
301020 -10533714 602040 -21067428
-55137616 74952624 -24122707 32791773
1629975 -29851650 -478126 8756484
80523100 20960200 -77302176 -20121792
-64028006 61179727 -18...

output:

YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
YES
...

result:

wrong answer expected NO, found YES [2nd token]