oj.uz

Submission #204059

# Submission time Handle Problem Language Result Execution time Memory
204059 2020-02-24T04:27:02 Z Segtree Boxes with souvenirs (IOI15_boxes) C++14
100 / 100
 1738 ms 464028 KB 
#include"boxes.h"
#include<iostream>
#include<algorithm>
#include<vector>
using namespace std;
typedef long long ll;
#define chmin(a,b) a=min(a,b)
#define chmax(a,b) a=max(a,b)
#define rep(i,n) for(int i=0;i<n;i++)
#define mod 1000000007
#define mad(a,b) a=(a+b)%mod
#pragma gcc optimize("O3")
#pragma gcc optimize("unroll-loops")
#pragma gcc target("avx2,see4")
vector<vector<ll> > rua,rub;
ll delivery(int N,int K,int L,int P[]){
	rep(i,K){
		vector<ll> vec;
		rua.push_back(vec);
		rub.push_back(vec);
		rua[i].push_back(0);
		rub[i].push_back(0);
	}
	rep(i,N){
		rua[i%K].push_back(rua[i%K].back()+(ll)(P[i]*2));
		rub[i%K].push_back(rub[i%K].back()+(ll)((L-P[i])*2));
	}
	ll ans=1e17;
	for(int i=0;i+K-1<N;i++){
		ll res=L,rec=0;
		//for(int j=i-1;j>=0;j-=K)res+=P[j]*2;
		int a=i-1;
		if(a>=0){
			ll val=rua[a%K][a/K+1];
			res+=val,rec+=val;
		}
		
		//for(int j=i+K;j<N;j+=K)res+=(L-P[j])*2;
		int b=i+K;
		if(b<N){
			res+=rub[b%K].back()-rub[b%K][b/K];
		}
		chmin(ans,res);
		
		b=i;
		if(b<N){
			rec+=rub[b%K].back()-rub[b%K][b/K];
		}
		chmin(ans,rec);
	}
	for(int i=N-K+1;i<=N;i++){
		ll res=0;
		//for(int j=i-1;j>=0;j-=K)res+=P[j]*2;
		int a=i-1;
		if(a>=0){
			res+=rua[a%K][a/K+1];
		}
		
		//for(int j=i;j<N;j+=K)res+=(L-P[j])*2;
		int b=i;
		if(b<N){
			res+=rub[b%K].back()-rub[b%K][b/K];
		}
		chmin(ans,res);
	}
	return ans;
}
/*
int main(){
	int n,k,l,p[110];
	cin>>n>>k>>l;
	rep(i,n){
		cin>>p[i];
	}
	cout<<delivery(n,k,l,p)<<endl;
}*/

Compilation message

boxes.cpp:12:0: warning: ignoring #pragma gcc optimize [-Wunknown-pragmas]
 #pragma gcc optimize("O3")
 
boxes.cpp:13:0: warning: ignoring #pragma gcc optimize [-Wunknown-pragmas]
 #pragma gcc optimize("unroll-loops")
 
boxes.cpp:14:0: warning: ignoring #pragma gcc target [-Wunknown-pragmas]
 #pragma gcc target("avx2,see4")

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 248 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 380 KB Output is correct
7 Correct 5 ms 376 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 256 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 256 KB Output is correct
4 Correct 5 ms 256 KB Output is correct
5 Correct 5 ms 256 KB Output is correct
6 Correct 5 ms 256 KB Output is correct
7 Correct 5 ms 256 KB Output is correct
8 Correct 5 ms 256 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 248 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 380 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 256 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 256 KB Output is correct
18 Correct 5 ms 256 KB Output is correct
19 Correct 5 ms 256 KB Output is correct
20 Correct 5 ms 256 KB Output is correct
21 Correct 5 ms 256 KB Output is correct
22 Correct 5 ms 256 KB Output is correct
23 Correct 6 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 372 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 6 ms 504 KB Output is correct
30 Correct 7 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 380 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 248 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 380 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 256 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 256 KB Output is correct
18 Correct 5 ms 256 KB Output is correct
19 Correct 5 ms 256 KB Output is correct
20 Correct 5 ms 256 KB Output is correct
21 Correct 5 ms 256 KB Output is correct
22 Correct 5 ms 256 KB Output is correct
23 Correct 6 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 372 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 6 ms 504 KB Output is correct
30 Correct 7 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 380 KB Output is correct
33 Correct 117 ms 30072 KB Output is correct
34 Correct 92 ms 29944 KB Output is correct
35 Correct 73 ms 21508 KB Output is correct
36 Correct 117 ms 29176 KB Output is correct
37 Correct 112 ms 24356 KB Output is correct
38 Correct 108 ms 24184 KB Output is correct
39 Correct 107 ms 29176 KB Output is correct
40 Correct 91 ms 29048 KB Output is correct
41 Correct 122 ms 30840 KB Output is correct
42 Correct 92 ms 24312 KB Output is correct

Subtask #6
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 248 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 380 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 256 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 256 KB Output is correct
18 Correct 5 ms 256 KB Output is correct
19 Correct 5 ms 256 KB Output is correct
20 Correct 5 ms 256 KB Output is correct
21 Correct 5 ms 256 KB Output is correct
22 Correct 5 ms 256 KB Output is correct
23 Correct 6 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 5 ms 376 KB Output is correct
26 Correct 5 ms 372 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 6 ms 504 KB Output is correct
30 Correct 7 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 5 ms 380 KB Output is correct
33 Correct 117 ms 30072 KB Output is correct
34 Correct 92 ms 29944 KB Output is correct
35 Correct 73 ms 21508 KB Output is correct
36 Correct 117 ms 29176 KB Output is correct
37 Correct 112 ms 24356 KB Output is correct
38 Correct 108 ms 24184 KB Output is correct
39 Correct 107 ms 29176 KB Output is correct
40 Correct 91 ms 29048 KB Output is correct
41 Correct 122 ms 30840 KB Output is correct
42 Correct 92 ms 24312 KB Output is correct
43 Correct 1647 ms 368880 KB Output is correct
44 Correct 1138 ms 336928 KB Output is correct
45 Correct 775 ms 196384 KB Output is correct
46 Correct 1480 ms 337324 KB Output is correct
47 Correct 1614 ms 257472 KB Output is correct
48 Correct 1466 ms 254968 KB Output is correct
49 Correct 1576 ms 418640 KB Output is correct
50 Correct 1218 ms 373428 KB Output is correct
51 Correct 1738 ms 464028 KB Output is correct
52 Correct 1141 ms 316704 KB Output is correct