답안 #12873 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
12873	2015-01-15T06:59:22 Z	tncks0121	스트랩 (JOI14_straps)	C++14	100 / 100	40 ms	1740 KB

straps

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <memory.h>
#include <math.h>
#include <assert.h>
#include <stack>
#include <queue>
#include <map>
#include <set>
#include <algorithm>
#include <string>
#include <functional>
#include <vector>
#include <numeric>
#include <deque>
#include <utility>
#include <bitset>
#include <limits.h>
#include <iostream>

using namespace std;
typedef long long ll;
typedef unsigned long long llu;
typedef double lf;
typedef unsigned int uint;
typedef long double llf;
typedef pair<int, int> pii;

const int N_ = 2005;
const ll INF = (ll)1e15;
int N;

ll Table[2][N_+N_+50];
#define tb(i, j) Table[(i) & 1][(j) + N_]

ll ans;

void maximize (ll &t, ll v) {
    t = max(t, v);
}

int main() {
    scanf("%d", &N);
    
    for(int i = -N; i <= N; i++) tb(0, i) = -INF;
    tb(0, 0) = 0;
    
    int suma = 0;
    for(int r = 1; r <= N; r++) {
        int a, b; scanf("%d%d", &a, &b);
        for(int i = -N; i <= N; i++) tb(r, i) = tb(r-1, i);
        for(int x = -N; x <= N; x++) {
            int y = min(x + (a - 1), N);
            if(-N <= y && y <= N) maximize(tb(r, y), tb(r - 1, x) + b);
        }
    }
    
    for(int i = -1; i <= N; i++) ans = max(ans, tb(N, i));
    printf("%lld\n", ans);
    return 0;
}

Subtask #1
5.0 / 5.0

#	결과	메모리	Grader output
1	Correct	1740 KB	Output is correct
2	Correct	1740 KB	Output is correct
3	Correct	1740 KB	Output is correct
4	Correct	1740 KB	Output is correct
5	Correct	1740 KB	Output is correct
6	Correct	1740 KB	Output is correct
7	Correct	1740 KB	Output is correct
8	Correct	1740 KB	Output is correct
9	Correct	1740 KB	Output is correct
10	Correct	1740 KB	Output is correct
11	Correct	1740 KB	Output is correct
12	Correct	1740 KB	Output is correct
13	Correct	1740 KB	Output is correct
14	Correct	1740 KB	Output is correct
15	Correct	1740 KB	Output is correct
16	Correct	1740 KB	Output is correct
17	Correct	1740 KB	Output is correct
18	Correct	1740 KB	Output is correct
19	Correct	1740 KB	Output is correct
20	Correct	1740 KB	Output is correct
21	Correct	1740 KB	Output is correct
22	Correct	1740 KB	Output is correct
23	Correct	1740 KB	Output is correct
24	Correct	1740 KB	Output is correct
25	Correct	1740 KB	Output is correct

Subtask #2
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	1740 KB	Output is correct
2	Correct	0 ms	1740 KB	Output is correct
3	Correct	0 ms	1740 KB	Output is correct
4	Correct	0 ms	1740 KB	Output is correct
5	Correct	0 ms	1740 KB	Output is correct
6	Correct	0 ms	1740 KB	Output is correct
7	Correct	0 ms	1740 KB	Output is correct
8	Correct	8 ms	1740 KB	Output is correct
9	Correct	8 ms	1740 KB	Output is correct
10	Correct	8 ms	1740 KB	Output is correct
11	Correct	8 ms	1740 KB	Output is correct
12	Correct	36 ms	1740 KB	Output is correct
13	Correct	36 ms	1740 KB	Output is correct
14	Correct	36 ms	1740 KB	Output is correct
15	Correct	36 ms	1740 KB	Output is correct
16	Correct	36 ms	1740 KB	Output is correct
17	Correct	36 ms	1740 KB	Output is correct
18	Correct	32 ms	1740 KB	Output is correct
19	Correct	36 ms	1740 KB	Output is correct
20	Correct	36 ms	1740 KB	Output is correct
21	Correct	32 ms	1740 KB	Output is correct
22	Correct	36 ms	1740 KB	Output is correct
23	Correct	36 ms	1740 KB	Output is correct
24	Correct	32 ms	1740 KB	Output is correct
25	Correct	36 ms	1740 KB	Output is correct
26	Correct	36 ms	1740 KB	Output is correct
27	Correct	32 ms	1740 KB	Output is correct
28	Correct	36 ms	1740 KB	Output is correct
29	Correct	36 ms	1740 KB	Output is correct
30	Correct	32 ms	1740 KB	Output is correct
31	Correct	36 ms	1740 KB	Output is correct

Subtask #3
45.0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	1740 KB	Output is correct
2	Correct	0 ms	1740 KB	Output is correct
3	Correct	0 ms	1740 KB	Output is correct
4	Correct	0 ms	1740 KB	Output is correct
5	Correct	0 ms	1740 KB	Output is correct
6	Correct	0 ms	1740 KB	Output is correct
7	Correct	0 ms	1740 KB	Output is correct
8	Correct	0 ms	1740 KB	Output is correct
9	Correct	8 ms	1740 KB	Output is correct
10	Correct	8 ms	1740 KB	Output is correct
11	Correct	4 ms	1740 KB	Output is correct
12	Correct	8 ms	1740 KB	Output is correct
13	Correct	8 ms	1740 KB	Output is correct
14	Correct	8 ms	1740 KB	Output is correct
15	Correct	8 ms	1740 KB	Output is correct
16	Correct	8 ms	1740 KB	Output is correct
17	Correct	36 ms	1740 KB	Output is correct
18	Correct	36 ms	1740 KB	Output is correct
19	Correct	36 ms	1740 KB	Output is correct
20	Correct	36 ms	1740 KB	Output is correct
21	Correct	36 ms	1740 KB	Output is correct
22	Correct	36 ms	1740 KB	Output is correct
23	Correct	36 ms	1740 KB	Output is correct
24	Correct	36 ms	1740 KB	Output is correct
25	Correct	36 ms	1740 KB	Output is correct
26	Correct	36 ms	1740 KB	Output is correct
27	Correct	36 ms	1740 KB	Output is correct
28	Correct	36 ms	1740 KB	Output is correct
29	Correct	36 ms	1740 KB	Output is correct
30	Correct	36 ms	1740 KB	Output is correct
31	Correct	36 ms	1740 KB	Output is correct
32	Correct	32 ms	1740 KB	Output is correct
33	Correct	36 ms	1740 KB	Output is correct

Subtask #4
45.0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	36 ms	1740 KB	Output is correct
2	Correct	36 ms	1740 KB	Output is correct
3	Correct	36 ms	1740 KB	Output is correct
4	Correct	36 ms	1740 KB	Output is correct
5	Correct	36 ms	1740 KB	Output is correct
6	Correct	36 ms	1740 KB	Output is correct
7	Correct	36 ms	1740 KB	Output is correct
8	Correct	36 ms	1740 KB	Output is correct
9	Correct	36 ms	1740 KB	Output is correct
10	Correct	36 ms	1740 KB	Output is correct
11	Correct	36 ms	1740 KB	Output is correct
12	Correct	32 ms	1740 KB	Output is correct
13	Correct	36 ms	1740 KB	Output is correct
14	Correct	36 ms	1740 KB	Output is correct
15	Correct	36 ms	1740 KB	Output is correct
16	Correct	36 ms	1740 KB	Output is correct
17	Correct	36 ms	1740 KB	Output is correct
18	Correct	36 ms	1740 KB	Output is correct
19	Correct	40 ms	1740 KB	Output is correct
20	Correct	36 ms	1740 KB	Output is correct
21	Correct	36 ms	1740 KB	Output is correct
22	Correct	40 ms	1740 KB	Output is correct
23	Correct	36 ms	1740 KB	Output is correct
24	Correct	36 ms	1740 KB	Output is correct
25	Correct	32 ms	1740 KB	Output is correct

답안 #12873

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 5.0 / 5.0

Subtask #3 45.0 / 45.0

Subtask #4 45.0 / 45.0

Subtask #1
5.0 / 5.0

Subtask #2
5.0 / 5.0

Subtask #3
45.0 / 45.0

Subtask #4
45.0 / 45.0