제출 #1265525

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1265525		thelegendary08	Fish 3 (JOI24_fish3)	C++17	9 / 100	2092 ms	9192 KiB

Main

#include<bits/stdc++.h>
#define pb push_back
#define mp make_pair
#define int long long
#define vi vector<int>
#define vvi vector<vector<int>>
#define pii pair<int, int>
#define vpii vector<pair<int, int>>
#define vc vector<char>
#define vb vector<bool>
#define mii map<int,int>
#define f0r(i,n) for(int i=0;i<n;i++)
#define FOR(i,k,n) for(int i=k;i<n;i++)
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define in(a) int a; cin>>a
#define in2(a,b) int a,b; cin>>a>>b
#define in3(a,b,c) int a,b,c; cin>>a>>b>>c
#define in4(a,b,c,d) int a,b,c,d; cin>>a>>b>>c>>d
#define vin(v,n); vi v(n); f0r(i,n){cin>>v[i];}
#define out(a) cout<<a<<'\n'
#define out2(a,b) cout<<a<<' '<<b<<'\n'
#define out3(a,b,c) cout<<a<<' '<<b<<' '<<c<<'\n'
#define out4(a,b,c,d) cout<<a<<' '<<b<<' '<<c<<' '<<d<<'\n'
#define pout(a) cout<<a.first<<' '<<a.second<<'\n'
#define vout(v) for(auto u : v){cout<<u<<' ';} cout<<endl
#define dout(a) cout<<a<<' '<<#a<<endl
#define dout2(a,b) cout<<a<<' '<<#a<<' '<<b<<' '<<#b<<endl
#define yn(x); if(x){cout<<"YES"<<'\n';}else{cout<<"NO"<<'\n';}
const int leg = 1e9 + 7;
const int mod = 998244353;
using namespace std;
 
signed main(){
	ios::sync_with_stdio(false);
	cin.tie(NULL);
	//ifstream cin(".in");
	//ofstream cout(".out");
	in2(n,D);
	vin(v,n); 
	in(q);
	f0r(i,q){
		in2(l,r); l--; r--; 
		vi w; FOR(i,l,r+1)w.pb(v[i]);
		int m = r - l + 1; 
		int lst = 4e18; 
		int ans = 0; 
		bool ok = 1; 
		for(int i = m-1; i>=0; i--){
			if(w[i] <= lst){
				lst = w[i]; continue;
			}
			int dif = w[i] - lst;
			int times = (dif + D - 1) / D;
			ans += times;
			if(w[i] - times * D < 0)ok = 0;
			lst = w[i] - times * D; 
		} 
		if(ok)out(ans);
		else out(-1);
	}
}

• Subtask 1: 9 / 9
• Subtask 2: 0 / 7
• Subtask 3: 0 / 28
• Subtask 4: 0 / 20
• Subtask 5: 0 / 36