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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#748035#5301. Modulo Ruins the Legendhnust_100team#WA 7ms4004kbC++171.9kb2024-11-14 19:07:072024-11-14 19:07:07

Judging History

你现在查看的是最新测评结果

  • [2024-11-14 19:07:07]
  • 评测
  • 测评结果:WA
  • 用时:7ms
  • 内存:4004kb
  • [2024-11-14 19:07:07]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
#define int long long
void solve(){
	int n,m;cin>>n>>m;
	vector<int>a(n+1);
	int sum=0;
	for(int i=1;i<=n;i++){
		cin>>a[i];
		sum+=a[i];
	}
	if(n%m==0){
		cout<<sum%m<<"\n";
		cout<<"0"<<" "<<"0"<<"\n";
		return;
	}
	sum=m-sum%m;
	int c1,c2;
	if(n%2!=0){
		n=n%m;
		int g=__gcd(n,m);
		int p=n/g,q=m/g;
		int x,y;
		for(int i=0;i<=n;i++){
			if((i*q+1)%p==0){
				x=(i*q+1)/p;
				break;
			}
		}
		int dis1=sum-(sum/g)*g,dis2=(sum/g)*g+g-sum;
		x%=m;
		if(dis1<=dis2){
			cout<<dis1<<"\n";
			cout<<(x*((sum/g)%m))%m<<" "<<"0"<<"\n";
			return;
		}else{
			cout<<dis2<<"\n";
			cout<<((x*((sum/g)%m))%m+x)%m<<" "<<"0"<<"\n";
			return;
		}
	}else{
		int g=__gcd(n/2,m);
		int cnt1,cnt2;//n/2 : cnt1+cnt2;
		int km=m;
		km=km*((n+1)/km)+km;
		if(km%2==0){
			cnt2=1;
			cnt1=(km+1-n-1)/2;
		}else{
			cnt1=(km+1)/2;
			cnt2=0;
		}
//		cout<<cnt1<<" "<<cnt2<<" :"<<cnt1*n+cnt2*n*(n+1)/2<<" "<<(cnt1*n+cnt2*n*(n+1)/2)%m<<"\n";
		int p=(n/2)/g,q=m/g;
//		cout<<g<<" "<<p<<"*"<<q<<"\n";
		int x,y;
		for(int i=0;i<=n;i++){
//			cout<<(i*q+1)<<" "<<p<<"\n";
			if((i*q+1)%p==0){
				x=(i*q+1)/p;
				break;
			}
		}
//		cout<<x<<"\n";
		int dis1=sum-(sum/g)*g,dis2=(sum/g)*g+g-sum;
//		cout<<cnt1<<" "<<cnt2<<" "<<x<<" "<<sum<<" "<<g<<"\n";
		cnt1%=m;cnt2%=m;x%=m;
		if(dis1<=dis2){
			cout<<dis1<<"\n";
		    c1=(cnt1*((x*((sum/g)%m)%m)%m))%m,c2=(cnt2*((x*((sum/g)%m)%m)%m))%m;
			cout<<c1<<" "<<c2<<"\n";
//			cout<<(m-sum+c1*n+c2*n*(n+1)/2)%m<<"\n";
			return;
		}else{
			cout<<dis2<<"\n";
			c1=(cnt1*(((x*((sum/g)%m)%m)%m+x)%m))%m,c2=(cnt2*(((x*((sum/g)%m))%m+x)%m))%m;
			cout<<c1<<" "<<c2<<"\n";
//			cout<<(m-sum+c1*n+c2*(n+1)*n/2)%m<<"\n";
			return;
		}
	}
}
signed  main(){
	ios::sync_with_stdio(0);
	cin.tie(0);cout.tie(0);
	int t=1;
	//cin>>t;
	while(t--){
		solve();
	}
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3812kb

input:

6 24
1 1 4 5 1 4

output:

1
3 3

result:

ok ok

Test #2:

score: 0
Accepted
time: 0ms
memory: 3616kb

input:

7 29
1 9 1 9 8 1 0

output:

0
0 0

result:

ok ok

Test #3:

score: 0
Accepted
time: 0ms
memory: 3616kb

input:

1 1
0

output:

0
0 0

result:

ok ok

Test #4:

score: 0
Accepted
time: 0ms
memory: 3552kb

input:

1 1000000000
963837005

output:

0
36162995 0

result:

ok ok

Test #5:

score: 0
Accepted
time: 0ms
memory: 3648kb

input:

2 1
0 0

output:

0
0 0

result:

ok ok

Test #6:

score: 0
Accepted
time: 0ms
memory: 3612kb

input:

2 1000000000
948507269 461613424

output:

0
910120693 589879307

result:

ok ok

Test #7:

score: 0
Accepted
time: 3ms
memory: 3996kb

input:

100000 1
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0...

output:

0
0 0

result:

ok ok

Test #8:

score: -100
Wrong Answer
time: 7ms
memory: 4004kb

input:

100000 1000000000
253614966 278270960 980235895 498158918 928430170 216003119 852570558 948400590 239257296 897053667 294741176 38297441 382677590 406314557 609468973 854148232 314532767 738191551 158215002 5865825 920471826 380037058 356271728 749175327 28319049 208101105 953758995 896570758 521930...

output:

3387
536000000 9280

result:

wrong answer Result not equal to solution.