답안 #912778

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
912778	2024-01-19T22:09:11 Z	biank	메기 농장 (IOI22_fish)	C++17	18 / 100	77 ms	10188 KB

fish

#include <bits/stdc++.h>
//#include "fish.h"

using namespace std;

#define ALL(x) x.begin(),x.end()
#define SIZE(x) (int)x.size()
#define forsn(i,s,n) for(int i=int(s);i<int(n);i++)
#define forn(i,n) for(int i=0;i<int(n);i++)
#define dforsn(i,s,n) for(int i=int(n)-1;i>=int(s);i--)
#define dforn(i,n) for(int i=int(n)-1;i>=0;i--)

#define fst first
#define snd second
#define pb push_back

typedef pair<int,int> ii;
typedef vector<ii> vii;
typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vll;

const ll INF = 1e18;

ll subtask1(vi &w) {
    ll ans=0;
    forn(i,SIZE(w)) ans+=w[i];
    return ans;
}

ll subtask2(int n, vi &x, vi &y, vi &w) {
    if(n==1) return 0;
    if(n==2) {
        ll sum[2]={0,0};
        forn(i,SIZE(w)) sum[x[i]]+=w[i];
        return max(sum[0],sum[1]);
    }
    vll val[2];
    forn(i,2) val[i]=vll(n+1,0);
    forn(i,SIZE(w)) val[x[i]][y[i]+1]+=w[i];
    forn(i,n) val[0][i+1]+=val[0][i], val[1][i+1]+=val[1][i];
    ll ans=0;
    forn(i,n+1) ans=max(ans,val[0][i]+val[1][n]-val[1][i]);
    return ans;
}

ll subtask3(int n, vi &x, vi &w) {
    int m=SIZE(w);
    vi val(n+1,0);
    forn(i,m) val[x[i]+1]+=w[i];
    vll dp1(n+2), dp2(n+2);
    dp2[0]=dp2[1]=-INF;
    forn(i,n) {
        dp1[i+2]=max(dp1[i+1],dp2[i+1]+val[i+1]);
        dp2[i+2]=max(dp2[i+1],max(dp1[i],dp2[i])+val[i]);
    }
    return max(dp1[n+1], dp2[n+1]);
}

ll max_weights(int n, int m, vi x, vi y, vi w) {
	bool s1=true;
    forn(i,m) s1&=(x[i]&1)==0;
	if(s1) return subtask1(w);
	
	bool s2=true;
    forn(i,m) s2&=x[i]==0||x[i]==1;
	if(s2) return subtask2(n,x,y,w);
	
	bool s3=true;
    forn(i,m) s3&=y[i]==0;
	if(s3) return subtask3(n,x,w);
    
    return 0;
}

Subtask #1
3.0 / 3.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	2136 KB	Output is correct
2	Correct	22 ms	2652 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	72 ms	7288 KB	Output is correct
6	Correct	77 ms	7248 KB	Output is correct

Subtask #2
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	38 ms	5424 KB	Output is correct
3	Correct	47 ms	10188 KB	Output is correct
4	Correct	18 ms	3672 KB	Output is correct
5	Correct	23 ms	4444 KB	Output is correct
6	Correct	1 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	1 ms	600 KB	Output is correct
12	Correct	20 ms	4956 KB	Output is correct
13	Correct	24 ms	6092 KB	Output is correct
14	Correct	20 ms	4944 KB	Output is correct
15	Correct	22 ms	5912 KB	Output is correct
16	Correct	21 ms	5060 KB	Output is correct
17	Correct	24 ms	5580 KB	Output is correct

Subtask #3
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	2 ms	2396 KB	Output is correct
3	Correct	17 ms	3416 KB	Output is correct
4	Correct	10 ms	3164 KB	Output is correct
5	Correct	24 ms	4692 KB	Output is correct
6	Correct	21 ms	4700 KB	Output is correct
7	Correct	23 ms	4700 KB	Output is correct
8	Correct	23 ms	4688 KB	Output is correct

Subtask #4
0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	1 ms	348 KB	1st lines differ - on the 1st token, expected: '3', found: '0'
2	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	1 ms	348 KB	1st lines differ - on the 1st token, expected: '3', found: '0'
2	Halted	0 ms	0 KB	-

Subtask #6
0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	1 ms	348 KB	1st lines differ - on the 1st token, expected: '3', found: '0'
2	Halted	0 ms	0 KB	-

Subtask #7
0 / 14.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	2 ms	2396 KB	Output is correct
3	Correct	17 ms	3416 KB	Output is correct
4	Correct	10 ms	3164 KB	Output is correct
5	Correct	24 ms	4692 KB	Output is correct
6	Correct	21 ms	4700 KB	Output is correct
7	Correct	23 ms	4700 KB	Output is correct
8	Correct	23 ms	4688 KB	Output is correct
9	Incorrect	20 ms	2632 KB	1st lines differ - on the 1st token, expected: '99999', found: '0'
10	Halted	0 ms	0 KB	-

Subtask #8
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	18 ms	2136 KB	Output is correct
2	Correct	22 ms	2652 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	344 KB	Output is correct
5	Correct	72 ms	7288 KB	Output is correct
6	Correct	77 ms	7248 KB	Output is correct
7	Correct	1 ms	348 KB	Output is correct
8	Correct	38 ms	5424 KB	Output is correct
9	Correct	47 ms	10188 KB	Output is correct
10	Correct	18 ms	3672 KB	Output is correct
11	Correct	23 ms	4444 KB	Output is correct
12	Correct	1 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	1 ms	600 KB	Output is correct
18	Correct	20 ms	4956 KB	Output is correct
19	Correct	24 ms	6092 KB	Output is correct
20	Correct	20 ms	4944 KB	Output is correct
21	Correct	22 ms	5912 KB	Output is correct
22	Correct	21 ms	5060 KB	Output is correct
23	Correct	24 ms	5580 KB	Output is correct
24	Correct	1 ms	348 KB	Output is correct
25	Correct	2 ms	2396 KB	Output is correct
26	Correct	17 ms	3416 KB	Output is correct
27	Correct	10 ms	3164 KB	Output is correct
28	Correct	24 ms	4692 KB	Output is correct
29	Correct	21 ms	4700 KB	Output is correct
30	Correct	23 ms	4700 KB	Output is correct
31	Correct	23 ms	4688 KB	Output is correct
32	Incorrect	1 ms	348 KB	1st lines differ - on the 1st token, expected: '3', found: '0'
33	Halted	0 ms	0 KB	-

답안 #912778

Compilation message