답안 #20378 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
20378	2017-02-07T10:01:09 Z	admin	복불복 (OJUZ11_luck)	C++14	47 / 100	262 ms	1 KB

luck

#include <cstdio>
#include <algorithm>
#include <cstring>
using namespace std;
typedef long long ll;
#define MOD (ll)(1e9+7)
 
int N,K;
const int MAX_N = 110;
 
int a[MAX_N],b[MAX_N],c[MAX_N][MAX_N];
int s[MAX_N],e[MAX_N];
 
ll dp[1<<16];
ll f(int x,int bit){
	if(x>N)return 1;
	ll& ret = dp[bit];
	if(~ret)return ret;
	ret=0;
	for(int i=s[x];i<=e[x];i++){
		if(bit>>i&1)continue;
		(ret+=f(x+1,bit|(1<<i)))%=MOD;
	}
	return ret;
}
 
int main(){
 
	scanf("%d%d",&N,&K);
 
	for(int i=1;i<=N;i++){
		scanf("%d",&a[i]);
	}
	sort(a+1,a+N+1);
	reverse(a+1,a+N+1);
 
	for(int j=1;j<=N;j++){
		scanf("%d",&b[j]);
	}
	sort(b+1,b+N+1);
	reverse(b+1,b+N+1);
 
	for(int i=1;i<=N;i++){
		for(int j=1;j<=N;j++){
			c[i][j]=a[i]+b[j];
		}
	}
 
	ll ans=0;
	if(K==1){
		for(int i=1;i<=N;i++){
			ll sum=1;
			for(int j=2,p=i;j<=N;j++){
				while(p>0&&c[j][p]<=c[1][i])p--;
				sum*=(N-p-j+1);
				sum%=MOD;
			}
			ans+=sum;
			ans%=MOD;
		}
		printf("%lld\n",ans);
	}else{
		for(int i=1;i<=K;i++){
			for(int j=1;j<=N;j++){
				for(int k=1;k<=K;k++){
					if(k==i){
						s[k]=e[k]=j;
						continue;
					}
					int p=N;
					if(k>i)while(p>0&&c[k][p]<=c[i][j])p--;
					else while(p>0&&c[k][p]<c[i][j])p--;
					s[k]=1,e[k]=p;
				}
				for(int k=K+1;k<=N;k++){
					int p=N;
					while(p>0&&c[k][p]<=c[i][j])p--;
					s[k]=p+1,e[k]=N;
				}
 
				memset(dp,-1,sizeof(dp));
				(ans+=f(1,0))%=MOD;
			}
		}
		printf("%lld\n",ans);
	}
 
	return 0;
}

Compilation message

luck.cpp: In function 'int main()':
luck.cpp:29:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&N,&K);
                     ^
luck.cpp:32:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
                    ^
luck.cpp:38:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&b[j]);
                    ^

Subtask #1
9.0 / 9.0

#	결과	실행 시간	Grader output
1	Correct	3 ms	Output is correct
2	Correct	3 ms	Output is correct
3	Correct	3 ms	Output is correct
4	Correct	3 ms	Output is correct
5	Correct	3 ms	Output is correct
6	Correct	3 ms	Output is correct
7	Correct	1 ms	Output is correct
8	Correct	2 ms	Output is correct
9	Correct	3 ms	Output is correct
10	Correct	3 ms	Output is correct
11	Correct	3 ms	Output is correct
12	Correct	1 ms	Output is correct
13	Correct	1 ms	Output is correct
14	Correct	1 ms	Output is correct
15	Correct	2 ms	Output is correct
16	Correct	2 ms	Output is correct
17	Correct	2 ms	Output is correct
18	Correct	3 ms	Output is correct
19	Correct	2 ms	Output is correct
20	Correct	1 ms	Output is correct
21	Correct	3 ms	Output is correct
22	Correct	1 ms	Output is correct

Subtask #2
13.0 / 13.0

#	결과	실행 시간	Grader output
1	Correct	2 ms	Output is correct
2	Correct	2 ms	Output is correct
3	Correct	2 ms	Output is correct
4	Correct	1 ms	Output is correct
5	Correct	1 ms	Output is correct
6	Correct	1 ms	Output is correct
7	Correct	1 ms	Output is correct
8	Correct	2 ms	Output is correct
9	Correct	1 ms	Output is correct
10	Correct	1 ms	Output is correct
11	Correct	1 ms	Output is correct
12	Correct	1 ms	Output is correct
13	Correct	1 ms	Output is correct
14	Correct	1 ms	Output is correct
15	Correct	1 ms	Output is correct
16	Correct	2 ms	Output is correct
17	Correct	2 ms	Output is correct

Subtask #3
25.0 / 25.0

#	결과	실행 시간	Grader output
1	Correct	3 ms	Output is correct
2	Correct	3 ms	Output is correct
3	Correct	3 ms	Output is correct
4	Correct	3 ms	Output is correct
5	Correct	3 ms	Output is correct
6	Correct	3 ms	Output is correct
7	Correct	1 ms	Output is correct
8	Correct	2 ms	Output is correct
9	Correct	3 ms	Output is correct
10	Correct	3 ms	Output is correct
11	Correct	3 ms	Output is correct
12	Correct	1 ms	Output is correct
13	Correct	1 ms	Output is correct
14	Correct	1 ms	Output is correct
15	Correct	2 ms	Output is correct
16	Correct	2 ms	Output is correct
17	Correct	2 ms	Output is correct
18	Correct	3 ms	Output is correct
19	Correct	2 ms	Output is correct
20	Correct	1 ms	Output is correct
21	Correct	3 ms	Output is correct
22	Correct	1 ms	Output is correct
23	Correct	24 ms	Output is correct
24	Correct	35 ms	Output is correct
25	Correct	49 ms	Output is correct
26	Correct	14 ms	Output is correct
27	Correct	65 ms	Output is correct
28	Correct	97 ms	Output is correct
29	Correct	61 ms	Output is correct
30	Correct	239 ms	Output is correct
31	Correct	79 ms	Output is correct
32	Correct	11 ms	Output is correct
33	Correct	100 ms	Output is correct
34	Correct	262 ms	Output is correct
35	Correct	76 ms	Output is correct
36	Correct	13 ms	Output is correct
37	Correct	22 ms	Output is correct
38	Correct	15 ms	Output is correct
39	Correct	1 ms	Output is correct
40	Correct	1 ms	Output is correct
41	Correct	9 ms	Output is correct
42	Correct	3 ms	Output is correct
43	Correct	7 ms	Output is correct
44	Correct	13 ms	Output is correct
45	Correct	1 ms	Output is correct

Subtask #4
0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	0 KB	Output is correct
2	Correct	3 ms	0 KB	Output is correct
3	Correct	3 ms	0 KB	Output is correct
4	Correct	3 ms	0 KB	Output is correct
5	Correct	3 ms	0 KB	Output is correct
6	Correct	3 ms	0 KB	Output is correct
7	Correct	1 ms	0 KB	Output is correct
8	Correct	2 ms	0 KB	Output is correct
9	Correct	3 ms	0 KB	Output is correct
10	Correct	3 ms	0 KB	Output is correct
11	Correct	3 ms	0 KB	Output is correct
12	Correct	1 ms	0 KB	Output is correct
13	Correct	1 ms	0 KB	Output is correct
14	Correct	1 ms	0 KB	Output is correct
15	Correct	2 ms	0 KB	Output is correct
16	Correct	2 ms	0 KB	Output is correct
17	Correct	2 ms	0 KB	Output is correct
18	Correct	3 ms	0 KB	Output is correct
19	Correct	2 ms	0 KB	Output is correct
20	Correct	1 ms	0 KB	Output is correct
21	Correct	3 ms	0 KB	Output is correct
22	Correct	1 ms	0 KB	Output is correct
23	Correct	2 ms	0 KB	Output is correct
24	Correct	2 ms	0 KB	Output is correct
25	Correct	2 ms	0 KB	Output is correct
26	Correct	1 ms	0 KB	Output is correct
27	Correct	1 ms	0 KB	Output is correct
28	Correct	1 ms	0 KB	Output is correct
29	Correct	1 ms	0 KB	Output is correct
30	Correct	2 ms	0 KB	Output is correct
31	Correct	1 ms	0 KB	Output is correct
32	Correct	1 ms	0 KB	Output is correct
33	Correct	1 ms	0 KB	Output is correct
34	Correct	1 ms	0 KB	Output is correct
35	Correct	1 ms	0 KB	Output is correct
36	Correct	1 ms	0 KB	Output is correct
37	Correct	1 ms	0 KB	Output is correct
38	Correct	2 ms	0 KB	Output is correct
39	Correct	2 ms	0 KB	Output is correct
40	Correct	24 ms	0 KB	Output is correct
41	Correct	35 ms	0 KB	Output is correct
42	Correct	49 ms	0 KB	Output is correct
43	Correct	14 ms	0 KB	Output is correct
44	Correct	65 ms	0 KB	Output is correct
45	Correct	97 ms	0 KB	Output is correct
46	Correct	61 ms	0 KB	Output is correct
47	Correct	239 ms	0 KB	Output is correct
48	Correct	79 ms	0 KB	Output is correct
49	Correct	11 ms	0 KB	Output is correct
50	Correct	100 ms	0 KB	Output is correct
51	Correct	262 ms	0 KB	Output is correct
52	Correct	76 ms	0 KB	Output is correct
53	Correct	13 ms	0 KB	Output is correct
54	Correct	22 ms	0 KB	Output is correct
55	Correct	15 ms	0 KB	Output is correct
56	Correct	1 ms	0 KB	Output is correct
57	Correct	1 ms	0 KB	Output is correct
58	Correct	9 ms	0 KB	Output is correct
59	Correct	3 ms	0 KB	Output is correct
60	Correct	7 ms	0 KB	Output is correct
61	Correct	13 ms	0 KB	Output is correct
62	Correct	1 ms	0 KB	Output is correct
63	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
64	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
65	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
66	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
67	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
68	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
69	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
70	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
71	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
72	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
73	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
74	Runtime error	2 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
75	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
76	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
77	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
78	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
79	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
80	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
81	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
82	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)

Subtask #5
0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	0 KB	Output is correct
2	Correct	3 ms	0 KB	Output is correct
3	Correct	3 ms	0 KB	Output is correct
4	Correct	3 ms	0 KB	Output is correct
5	Correct	3 ms	0 KB	Output is correct
6	Correct	3 ms	0 KB	Output is correct
7	Correct	1 ms	0 KB	Output is correct
8	Correct	2 ms	0 KB	Output is correct
9	Correct	3 ms	0 KB	Output is correct
10	Correct	3 ms	0 KB	Output is correct
11	Correct	3 ms	0 KB	Output is correct
12	Correct	1 ms	0 KB	Output is correct
13	Correct	1 ms	0 KB	Output is correct
14	Correct	1 ms	0 KB	Output is correct
15	Correct	2 ms	0 KB	Output is correct
16	Correct	2 ms	0 KB	Output is correct
17	Correct	2 ms	0 KB	Output is correct
18	Correct	3 ms	0 KB	Output is correct
19	Correct	2 ms	0 KB	Output is correct
20	Correct	1 ms	0 KB	Output is correct
21	Correct	3 ms	0 KB	Output is correct
22	Correct	1 ms	0 KB	Output is correct
23	Correct	2 ms	0 KB	Output is correct
24	Correct	2 ms	0 KB	Output is correct
25	Correct	2 ms	0 KB	Output is correct
26	Correct	1 ms	0 KB	Output is correct
27	Correct	1 ms	0 KB	Output is correct
28	Correct	1 ms	0 KB	Output is correct
29	Correct	1 ms	0 KB	Output is correct
30	Correct	2 ms	0 KB	Output is correct
31	Correct	1 ms	0 KB	Output is correct
32	Correct	1 ms	0 KB	Output is correct
33	Correct	1 ms	0 KB	Output is correct
34	Correct	1 ms	0 KB	Output is correct
35	Correct	1 ms	0 KB	Output is correct
36	Correct	1 ms	0 KB	Output is correct
37	Correct	1 ms	0 KB	Output is correct
38	Correct	2 ms	0 KB	Output is correct
39	Correct	2 ms	0 KB	Output is correct
40	Correct	24 ms	0 KB	Output is correct
41	Correct	35 ms	0 KB	Output is correct
42	Correct	49 ms	0 KB	Output is correct
43	Correct	14 ms	0 KB	Output is correct
44	Correct	65 ms	0 KB	Output is correct
45	Correct	97 ms	0 KB	Output is correct
46	Correct	61 ms	0 KB	Output is correct
47	Correct	239 ms	0 KB	Output is correct
48	Correct	79 ms	0 KB	Output is correct
49	Correct	11 ms	0 KB	Output is correct
50	Correct	100 ms	0 KB	Output is correct
51	Correct	262 ms	0 KB	Output is correct
52	Correct	76 ms	0 KB	Output is correct
53	Correct	13 ms	0 KB	Output is correct
54	Correct	22 ms	0 KB	Output is correct
55	Correct	15 ms	0 KB	Output is correct
56	Correct	1 ms	0 KB	Output is correct
57	Correct	1 ms	0 KB	Output is correct
58	Correct	9 ms	0 KB	Output is correct
59	Correct	3 ms	0 KB	Output is correct
60	Correct	7 ms	0 KB	Output is correct
61	Correct	13 ms	0 KB	Output is correct
62	Correct	1 ms	0 KB	Output is correct
63	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
64	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
65	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
66	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
67	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
68	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
69	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
70	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
71	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
72	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
73	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
74	Runtime error	2 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
75	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
76	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
77	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
78	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
79	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
80	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
81	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
82	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
83	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
84	Runtime error	5 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
85	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
86	Runtime error	4 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
87	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
88	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
89	Runtime error	5 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
90	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
91	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
92	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
93	Runtime error	4 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
94	Runtime error	4 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
95	Runtime error	5 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
96	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
97	Runtime error	5 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
98	Runtime error	4 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
99	Runtime error	4 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
100	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
101	Runtime error	5 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
102	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
103	Runtime error	4 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
104	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
105	Runtime error	5 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
106	Runtime error	3 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
107	Runtime error	6 ms	1 KB	Execution killed with signal 11 (could be triggered by violating memory limits)

답안 #20378

Compilation message

Subtask #1 9.0 / 9.0

Subtask #2 13.0 / 13.0

Subtask #3 25.0 / 25.0

Subtask #4 0 / 26.0

Subtask #5 0 / 27.0

Subtask #1
9.0 / 9.0

Subtask #2
13.0 / 13.0

Subtask #3
25.0 / 25.0

Subtask #4
0 / 26.0

Subtask #5
0 / 27.0