Submission #70960512

Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define sz(x) ((int)(x.size()))
#define pii pair<int,int>
#define ff first
#define ss second
#define lowbit(x) ((x)&(-(x)))
const int N=2e5+10;
int a[N],b[N];
signed main(){
	ios::sync_with_stdio(false),cin.tie(NULL),cout.tie(0);
	int n,x,y;cin>>n>>x>>y;
	for(int i=1;i<=n;i++) cin>>a[i],b[i]=a[i]*x%(y-x);
	for(int i=2;i<=n;i++){
		if(b[i]!=b[1]){
			cout<<"-1\n";
			return 0;
		}
	}
	int S=1e18;
	for(int i=1;i<=n;i++) S=min(S,a[i]*y);
	if(S%(y-x)!=b[1]) S=S-(y-x)+b[1];
	for(int i=1;i<=n;i++){
		if(S<a[i]*x){
			cout<<"-1\n";
			return 0;
		}
	}
	int ans=0;
	for(int i=1;i<=n;i++) ans+=(S-a[i]*x)/(y-x);
	cout<<ans<<"\n";
	return 0;
}

Submission Info

Submission Time
Task C - Candy Tribulation
User dogger_of_V
Language C++23 (GCC 15.2.0)
Score 350
Code Size 741 Byte
Status AC
Exec Time 12 ms
Memory 6804 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 350 / 350
Status
AC × 3
AC × 46
Set Name Test Cases
Sample 00-sample-01.txt, 00-sample-02.txt, 00-sample-03.txt
All 00-sample-01.txt, 00-sample-02.txt, 00-sample-03.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 01-22.txt, 01-23.txt, 01-24.txt, 01-25.txt, 01-26.txt, 01-27.txt, 01-28.txt, 01-29.txt, 01-30.txt, 01-31.txt, 01-32.txt, 01-33.txt, 01-34.txt, 01-35.txt, 01-36.txt, 01-37.txt, 01-38.txt, 01-39.txt, 01-40.txt, 01-41.txt, 01-42.txt, 01-43.txt
Case Name Status Exec Time Memory
00-sample-01.txt AC 1 ms 3604 KiB
00-sample-02.txt AC 1 ms 3512 KiB
00-sample-03.txt AC 1 ms 3604 KiB
01-01.txt AC 6 ms 5208 KiB
01-02.txt AC 2 ms 3972 KiB
01-03.txt AC 7 ms 5308 KiB
01-04.txt AC 7 ms 5780 KiB
01-05.txt AC 7 ms 6644 KiB
01-06.txt AC 11 ms 6744 KiB
01-07.txt AC 11 ms 6712 KiB
01-08.txt AC 12 ms 6588 KiB
01-09.txt AC 11 ms 6800 KiB
01-10.txt AC 11 ms 6660 KiB
01-11.txt AC 11 ms 6716 KiB
01-12.txt AC 10 ms 6604 KiB
01-13.txt AC 8 ms 5880 KiB
01-14.txt AC 10 ms 6752 KiB
01-15.txt AC 10 ms 6712 KiB
01-16.txt AC 10 ms 6448 KiB
01-17.txt AC 10 ms 6692 KiB
01-18.txt AC 11 ms 6660 KiB
01-19.txt AC 10 ms 6320 KiB
01-20.txt AC 11 ms 6804 KiB
01-21.txt AC 10 ms 6636 KiB
01-22.txt AC 9 ms 6628 KiB
01-23.txt AC 10 ms 6644 KiB
01-24.txt AC 10 ms 6804 KiB
01-25.txt AC 8 ms 6116 KiB
01-26.txt AC 6 ms 5392 KiB
01-27.txt AC 9 ms 6132 KiB
01-28.txt AC 8 ms 5988 KiB
01-29.txt AC 10 ms 6712 KiB
01-30.txt AC 9 ms 6704 KiB
01-31.txt AC 7 ms 5560 KiB
01-32.txt AC 10 ms 6712 KiB
01-33.txt AC 10 ms 6804 KiB
01-34.txt AC 8 ms 5820 KiB
01-35.txt AC 10 ms 6644 KiB
01-36.txt AC 10 ms 6800 KiB
01-37.txt AC 6 ms 5228 KiB
01-38.txt AC 9 ms 6708 KiB
01-39.txt AC 10 ms 6752 KiB
01-40.txt AC 8 ms 6064 KiB
01-41.txt AC 8 ms 5984 KiB
01-42.txt AC 6 ms 5380 KiB
01-43.txt AC 10 ms 6648 KiB