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답안 #133075

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
133075 2019-07-20T06:29:53 Z ckodser 선물상자 (IOI15_boxes) C++14
100 / 100
 1690 ms 412164 KB 
#include "boxes.h"
#include<bits/stdc++.h>

#define ll long long
#define F first
#define S Second
#define pb push_back
#define pii pair<ll,ll>
#define mp make_pair

using namespace :: std;

const ll maxn=3e7+500;
const ll inf=1e17+900;

ll sagh(ll n,ll k){return (n/k)+(n%k!=0);}

ll dp[maxn];

long long delivery(int n, int k, int L, int p[]) {
    fill(dp,dp+maxn,inf);
    k=min(k,n);
    ll u=n%k;
    for(ll i=0;i<k;i++){
	vector<ll> l,r,vec;l.reserve(n/k+2);r.reserve(n/k+2);
	for(ll j=i+k-1;j<n;j+=k){
	    l.pb(p[j]);
	}
	ll ii=(u-i+k)%k;
	ll cnt=1;
	for(ll j=n-ii-k;j>=0;j-=k){
	    r.pb(L-p[j]);
	}
	ll ct=0;
	if(i)ct+=p[i-1];
	if(ii)ct+=(L-p[n-ii]);

	for(auto v:l)vec.pb(v);
	for(auto v:r)vec.pb(v);
	sort(vec.begin(),vec.end());
	ll pr=ct;
	for(ll j=0;j<vec.size();j++){
	    dp[j*k+i+ii]=min(dp[j*k+i+ii],pr);
	    pr+=vec[j];
	}
	dp[vec.size()*k+i+ii]=min(dp[vec.size()*k+i+ii],pr);
    }




    ll ans=sagh(n,k)*L;
    for(ll i=0;i*k<=n;i++){
	ans=min(ans,dp[n-i*k]*2+L*i);
    }
    return ans;
}

Compilation message

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:42:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(ll j=0;j<vec.size();j++){
             ~^~~~~~~~~~~
boxes.cpp:30:5: warning: unused variable 'cnt' [-Wunused-variable]
  ll cnt=1;
     ^~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 185 ms 235128 KB Output is correct
2 Correct 185 ms 235128 KB Output is correct
3 Correct 182 ms 235128 KB Output is correct
4 Correct 188 ms 235248 KB Output is correct
5 Correct 187 ms 235288 KB Output is correct
6 Correct 186 ms 235152 KB Output is correct
7 Correct 190 ms 235216 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 185 ms 235144 KB Output is correct
2 Correct 185 ms 235256 KB Output is correct
3 Correct 187 ms 235176 KB Output is correct
4 Correct 186 ms 235120 KB Output is correct
5 Correct 185 ms 235168 KB Output is correct
6 Correct 185 ms 235100 KB Output is correct
7 Correct 185 ms 235244 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 187 ms 235168 KB Output is correct
2 Correct 186 ms 235232 KB Output is correct
3 Correct 199 ms 235100 KB Output is correct
4 Correct 186 ms 235256 KB Output is correct
5 Correct 188 ms 235232 KB Output is correct
6 Correct 187 ms 235284 KB Output is correct
7 Correct 187 ms 235132 KB Output is correct
8 Correct 189 ms 235176 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 185 ms 235128 KB Output is correct
2 Correct 185 ms 235128 KB Output is correct
3 Correct 182 ms 235128 KB Output is correct
4 Correct 188 ms 235248 KB Output is correct
5 Correct 187 ms 235288 KB Output is correct
6 Correct 186 ms 235152 KB Output is correct
7 Correct 190 ms 235216 KB Output is correct
8 Correct 185 ms 235144 KB Output is correct
9 Correct 185 ms 235256 KB Output is correct
10 Correct 187 ms 235176 KB Output is correct
11 Correct 186 ms 235120 KB Output is correct
12 Correct 185 ms 235168 KB Output is correct
13 Correct 185 ms 235100 KB Output is correct
14 Correct 185 ms 235244 KB Output is correct
15 Correct 187 ms 235168 KB Output is correct
16 Correct 186 ms 235232 KB Output is correct
17 Correct 199 ms 235100 KB Output is correct
18 Correct 186 ms 235256 KB Output is correct
19 Correct 188 ms 235232 KB Output is correct
20 Correct 187 ms 235284 KB Output is correct
21 Correct 187 ms 235132 KB Output is correct
22 Correct 189 ms 235176 KB Output is correct
23 Correct 187 ms 235124 KB Output is correct
24 Correct 187 ms 235256 KB Output is correct
25 Correct 186 ms 235128 KB Output is correct
26 Correct 186 ms 235248 KB Output is correct
27 Correct 188 ms 235140 KB Output is correct
28 Correct 185 ms 235128 KB Output is correct
29 Correct 187 ms 235128 KB Output is correct
30 Correct 191 ms 235240 KB Output is correct
31 Correct 189 ms 235260 KB Output is correct
32 Correct 188 ms 235128 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 185 ms 235128 KB Output is correct
2 Correct 185 ms 235128 KB Output is correct
3 Correct 182 ms 235128 KB Output is correct
4 Correct 188 ms 235248 KB Output is correct
5 Correct 187 ms 235288 KB Output is correct
6 Correct 186 ms 235152 KB Output is correct
7 Correct 190 ms 235216 KB Output is correct
8 Correct 185 ms 235144 KB Output is correct
9 Correct 185 ms 235256 KB Output is correct
10 Correct 187 ms 235176 KB Output is correct
11 Correct 186 ms 235120 KB Output is correct
12 Correct 185 ms 235168 KB Output is correct
13 Correct 185 ms 235100 KB Output is correct
14 Correct 185 ms 235244 KB Output is correct
15 Correct 187 ms 235168 KB Output is correct
16 Correct 186 ms 235232 KB Output is correct
17 Correct 199 ms 235100 KB Output is correct
18 Correct 186 ms 235256 KB Output is correct
19 Correct 188 ms 235232 KB Output is correct
20 Correct 187 ms 235284 KB Output is correct
21 Correct 187 ms 235132 KB Output is correct
22 Correct 189 ms 235176 KB Output is correct
23 Correct 187 ms 235124 KB Output is correct
24 Correct 187 ms 235256 KB Output is correct
25 Correct 186 ms 235128 KB Output is correct
26 Correct 186 ms 235248 KB Output is correct
27 Correct 188 ms 235140 KB Output is correct
28 Correct 185 ms 235128 KB Output is correct
29 Correct 187 ms 235128 KB Output is correct
30 Correct 191 ms 235240 KB Output is correct
31 Correct 189 ms 235260 KB Output is correct
32 Correct 188 ms 235128 KB Output is correct
33 Correct 289 ms 239048 KB Output is correct
34 Correct 252 ms 239096 KB Output is correct
35 Correct 285 ms 251116 KB Output is correct
36 Correct 279 ms 239068 KB Output is correct
37 Correct 301 ms 239224 KB Output is correct
38 Correct 300 ms 239224 KB Output is correct
39 Correct 286 ms 239224 KB Output is correct
40 Correct 301 ms 239212 KB Output is correct
41 Correct 303 ms 239388 KB Output is correct
42 Correct 268 ms 239160 KB Output is correct

Subtask #6
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 185 ms 235128 KB Output is correct
2 Correct 185 ms 235128 KB Output is correct
3 Correct 182 ms 235128 KB Output is correct
4 Correct 188 ms 235248 KB Output is correct
5 Correct 187 ms 235288 KB Output is correct
6 Correct 186 ms 235152 KB Output is correct
7 Correct 190 ms 235216 KB Output is correct
8 Correct 185 ms 235144 KB Output is correct
9 Correct 185 ms 235256 KB Output is correct
10 Correct 187 ms 235176 KB Output is correct
11 Correct 186 ms 235120 KB Output is correct
12 Correct 185 ms 235168 KB Output is correct
13 Correct 185 ms 235100 KB Output is correct
14 Correct 185 ms 235244 KB Output is correct
15 Correct 187 ms 235168 KB Output is correct
16 Correct 186 ms 235232 KB Output is correct
17 Correct 199 ms 235100 KB Output is correct
18 Correct 186 ms 235256 KB Output is correct
19 Correct 188 ms 235232 KB Output is correct
20 Correct 187 ms 235284 KB Output is correct
21 Correct 187 ms 235132 KB Output is correct
22 Correct 189 ms 235176 KB Output is correct
23 Correct 187 ms 235124 KB Output is correct
24 Correct 187 ms 235256 KB Output is correct
25 Correct 186 ms 235128 KB Output is correct
26 Correct 186 ms 235248 KB Output is correct
27 Correct 188 ms 235140 KB Output is correct
28 Correct 185 ms 235128 KB Output is correct
29 Correct 187 ms 235128 KB Output is correct
30 Correct 191 ms 235240 KB Output is correct
31 Correct 189 ms 235260 KB Output is correct
32 Correct 188 ms 235128 KB Output is correct
33 Correct 289 ms 239048 KB Output is correct
34 Correct 252 ms 239096 KB Output is correct
35 Correct 285 ms 251116 KB Output is correct
36 Correct 279 ms 239068 KB Output is correct
37 Correct 301 ms 239224 KB Output is correct
38 Correct 300 ms 239224 KB Output is correct
39 Correct 286 ms 239224 KB Output is correct
40 Correct 301 ms 239212 KB Output is correct
41 Correct 303 ms 239388 KB Output is correct
42 Correct 268 ms 239160 KB Output is correct
43 Correct 1186 ms 274296 KB Output is correct
44 Correct 793 ms 274424 KB Output is correct
45 Correct 1485 ms 412164 KB Output is correct
46 Correct 1080 ms 274548 KB Output is correct
47 Correct 1016 ms 274680 KB Output is correct
48 Correct 1690 ms 274972 KB Output is correct
49 Correct 1138 ms 274584 KB Output is correct
50 Correct 870 ms 274488 KB Output is correct
51 Correct 993 ms 274552 KB Output is correct
52 Correct 810 ms 274516 KB Output is correct