QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#219854#7583. FarawayPhantomThreshold#AC ✓21ms3440kbC++201.5kb2023-10-19 19:10:412023-10-19 19:10:41

Judging History

你现在查看的是最新测评结果

  • [2023-10-19 19:10:41]
  • 评测
  • 测评结果:AC
  • 用时:21ms
  • 内存:3440kb
  • [2023-10-19 19:10:41]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
const ll mod=60;
ll gao(ll L,ll R,ll a){
	L-=a;
	R-=a;
	ll restR=R%mod;
	if (restR<0) restR+=mod;
	ll restL=L%mod;
	if (restL>0) restL-=mod;
	L-=restL;
	R-=restR;
	return (R-L)/mod+1;
}

ll n,m;
ll x[20],y[20],k[20],t[20];
void solve(){
	cin >> n >> m;
	for (int i=1;i<=n;i++) cin >> x[i] >> y[i] >> k[i] >> t[i];	
	
	vector<ll> vx,vy;
	for (int i=1;i<=n;i++){
		vx.push_back(x[i]);
		vy.push_back(y[i]);	
	}
	vx.push_back(0);vx.push_back(m+1);
	vy.push_back(0);vy.push_back(m+1);
	sort(vx.begin(),vx.end());
	sort(vy.begin(),vy.end());
	
	int szx=vx.size();
	int szy=vy.size();
	ll ans=0;
	for (int selx=1;selx<szx;selx++){
		ll lx=vx[selx-1];
		ll rx=vx[selx]-1;
		if (lx>rx) continue;
		for (int sely=1;sely<szy;sely++){
			ll ly=vy[sely-1];
			ll ry=vy[sely]-1;
			if (ly>ry) continue;
			
			for (ll a=0;a<mod;a++){
				for (ll b=0;b<mod;b++){
					bool flag=1;
					for (int i=1;i<=n;i++){
						ll tmp=0;
						if (lx>=x[i]) tmp+=a-x[i];
						else tmp+=x[i]-a;
						
						if (ly>=y[i]) tmp+=b-y[i];
						else tmp+=y[i]-b;
							
						tmp=tmp%k[i];
						if (tmp<0) tmp+=k[i];
						if (tmp!=t[i]){
							flag=0;
							break;	
						}
					}
					if (!flag) continue;
					ans+=gao(lx,rx,a)*gao(ly,ry,b);
				}
			}
		}
	}
	cout << ans << "\n";
}

int main(){
	ios_base::sync_with_stdio(false);
	int Tcase=10;
	cin >> Tcase;
	for (;Tcase--;){
		solve();
	}
	return 0;	
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 3440kb

input:

2
2 5
1 2 4 2
3 1 2 1
2 5
1 2 4 2
1 2 4 3

output:

10
0

result:

ok 2 number(s): "10 0"

Test #2:

score: 0
Accepted
time: 21ms
memory: 3424kb

input:

10
10 950006
879210 618398 2 0
413993 805537 5 0
614389 782151 5 4
616385 454674 4 2
6020 332147 5 0
77932 43110 4 1
143614 196643 4 0
937161 934707 4 1
318567 789911 4 0
194658 555381 5 3
10 967857178
8983267 44864625 3 2
141087113 359274718 2 1
909006720 262061158 3 0
840340929 715591525 3 2
76531...

output:

0
0
0
116256265
43298776834
1839945977784
820599567890959
19922821864719464
50544306663055
64150016306836

result:

ok 10 numbers