Submission #1163234

#	Time	Username	Problem	Language	Result	Execution time	Memory
1163234		LCJLY	Real Mountains (CCO23_day1problem2)	C++20	0 / 25	0 ms	324 KiB

Main

#include <bits/stdc++.h>
using namespace std;
 
#define int long long 
#define ld long double
#define show(x,y) cout << y << " " << #x << endl;
#define show2(x,y,i,j) cout << y << " " << #x << "  " << j << " " << #i << endl;
#define show3(x,y,i,j,p,q) cout << y << " " << #x << "  " << j << " " << #i << "  " << q << " " << #p << endl;
#define show4(x,y) for(auto it:y) cout << it << " "; cout << #x << endl;
typedef pair<int,int>pii;
typedef pair<pii,int>pi2;
mt19937_64 rng(chrono::system_clock::now().time_since_epoch().count());

const int mod=1e6+3;

void solve(){	
	int n;
	cin >> n;
	int arr[n];
	pii maxi={-1,-1};
	for(int x=0;x<n;x++){
		cin >> arr[x];
		maxi=max(maxi,{arr[x],x});
	}
	
	int target[n];
	int cur=0;
	for(int x=0;x<=maxi.second;x++){
		cur=max(cur,arr[x]);
		target[x]=cur;
	}
	
	cur=0;
	for(int x=n-1;x>=maxi.second;x--){
		cur=max(cur,arr[x]);
		target[x]=cur;
	}
	
	//show4(target,target);
	
	int counter=0;
	while(1){
		pii mini={1e15,-1};
		for(int x=0;x<n;x++){
			if(arr[x]==target[x]) continue;
			mini=min(mini,{arr[x],x});
		}
		
		//show(mini.second,mini.second);
		
		if(mini.second==-1) break;
		int lft=1e15;
		int rgt=1e15;
		
		for(int x=0;x<maxi.second;x++){
			if(arr[x]<=mini.first) continue;
			lft=min(lft,arr[x]);
		}
		
		for(int x=n-1;x>maxi.second;x--){
			if(arr[x]<=mini.first) continue;
			rgt=min(rgt,arr[x]);
		}
		
		counter+=lft+rgt+mini.first;
		counter%=mod;
		arr[mini.second]++;
		//show4(arr,arr);
	}
	
	cout << counter;
}

int32_t main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	//freopen("pieaters.in","r",stdin);
	//freopen("pieaters.out","w",stdout);
	int t=1;	
	//cin >> t;	
	while(t--){
		solve(); 
	}
}

• Subtask 1: 0 / 3
• Subtask 2: 0 / 3
• Subtask 3: 0 / 3
• Subtask 4: 0 / 3
• Subtask 5: 0 / 4
• Subtask 6: 0 / 5
• Subtask 7: 0 / 4