답안 #747 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
747	2013-03-01T18:34:38 Z	gs12117	지도 색칠하기 (GA3_map)	C++	120 / 120	808 ms	1088 KB

#include<stdio.h>
int n,m;
int edge[22][22];
int en[22];
int c[22];
int dfs(int a,int b,int graph){
	int i,j;
	c[a]=b;
	for(i=0;i<en[a];i++){
		if((graph>>edge[a][i])&1){
			if(c[edge[a][i]]==0){
				j=dfs(edge[a][i],3-b,graph);
				if(j==0)return 0;
			}
			if(c[edge[a][i]]==b)return 0;
		}
	}
	return 1;
}
long long int color(int a){
	int b,i,j,k;
	long long int r=1;
	for(i=0;i<n;i++){
		c[i]=0;
	}
	for(i=0;i<n;i++){
		if((a>>i)&1){
			if(c[i]==0){
				j=dfs(i,1,a);
				if(j==0)return 0;
				else r*=2;
			}
		}
	}
	return r;
}
long long int NumberOfMaps(int N,int M,int *A,int *B){
	int i;
	long long int ans;
	n=N;
	m=M;
	for(i=0;i<m;i++){
		A[i]--;
		B[i]--;
		edge[A[i]][en[A[i]]]=B[i];
		edge[B[i]][en[B[i]]]=A[i];
		en[A[i]]++;
		en[B[i]]++;
	}
	ans=0;
	for(i=0;i<(1<<(n-1));i++){
		ans+=color(i)*color((1<<n)-i-1);
	}
	ans*=2;
	return ans;
}

Subtask #1
10.0 / 10.0

#	결과	메모리	Grader output
1	Correct	1088 KB	Output is correct
2	Correct	1088 KB	Output is correct
3	Correct	1088 KB	Output is correct
4	Correct	1088 KB	Output is correct
5	Correct	1088 KB	Output is correct
6	Correct	1088 KB	Output is correct
7	Correct	1088 KB	Output is correct
8	Correct	1088 KB	Output is correct
9	Correct	1088 KB	Output is correct
10	Correct	1088 KB	Output is correct

Subtask #2
20.0 / 20.0

#	결과	메모리	Grader output
1	Correct	1088 KB	Output is correct
2	Correct	1088 KB	Output is correct
3	Correct	1088 KB	Output is correct
4	Correct	1088 KB	Output is correct
5	Correct	1088 KB	Output is correct
6	Correct	1088 KB	Output is correct
7	Correct	1088 KB	Output is correct
8	Correct	1088 KB	Output is correct
9	Correct	1088 KB	Output is correct
10	Correct	1088 KB	Output is correct
11	Correct	1088 KB	Output is correct
12	Correct	1088 KB	Output is correct
13	Correct	1088 KB	Output is correct
14	Correct	1088 KB	Output is correct
15	Correct	1088 KB	Output is correct
16	Correct	1088 KB	Output is correct
17	Correct	1088 KB	Output is correct
18	Correct	1088 KB	Output is correct
19	Correct	1088 KB	Output is correct
20	Correct	1088 KB	Output is correct

Subtask #3
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	1088 KB	Output is correct
2	Correct	0 ms	1088 KB	Output is correct
3	Correct	0 ms	1088 KB	Output is correct
4	Correct	0 ms	1088 KB	Output is correct
5	Correct	0 ms	1088 KB	Output is correct
6	Correct	0 ms	1088 KB	Output is correct
7	Correct	0 ms	1088 KB	Output is correct
8	Correct	0 ms	1088 KB	Output is correct
9	Correct	0 ms	1088 KB	Output is correct
10	Correct	0 ms	1088 KB	Output is correct
11	Correct	0 ms	1088 KB	Output is correct
12	Correct	0 ms	1088 KB	Output is correct
13	Correct	0 ms	1088 KB	Output is correct
14	Correct	0 ms	1088 KB	Output is correct
15	Correct	0 ms	1088 KB	Output is correct
16	Correct	4 ms	1088 KB	Output is correct
17	Correct	0 ms	1088 KB	Output is correct
18	Correct	0 ms	1088 KB	Output is correct
19	Correct	0 ms	1088 KB	Output is correct
20	Correct	0 ms	1088 KB	Output is correct

Subtask #4
30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	1088 KB	Output is correct
2	Correct	16 ms	1088 KB	Output is correct
3	Correct	8 ms	1088 KB	Output is correct
4	Correct	8 ms	1088 KB	Output is correct
5	Correct	16 ms	1088 KB	Output is correct
6	Correct	12 ms	1088 KB	Output is correct
7	Correct	28 ms	1088 KB	Output is correct
8	Correct	8 ms	1088 KB	Output is correct
9	Correct	20 ms	1088 KB	Output is correct
10	Correct	16 ms	1088 KB	Output is correct
11	Correct	8 ms	1088 KB	Output is correct
12	Correct	8 ms	1088 KB	Output is correct
13	Correct	12 ms	1088 KB	Output is correct
14	Correct	12 ms	1088 KB	Output is correct
15	Correct	8 ms	1088 KB	Output is correct
16	Correct	80 ms	1088 KB	Output is correct
17	Correct	68 ms	1088 KB	Output is correct
18	Correct	8 ms	1088 KB	Output is correct
19	Correct	16 ms	1088 KB	Output is correct
20	Correct	8 ms	1088 KB	Output is correct

Subtask #5
35.0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	72 ms	1088 KB	Output is correct
2	Correct	76 ms	1088 KB	Output is correct
3	Correct	80 ms	1088 KB	Output is correct
4	Correct	76 ms	1088 KB	Output is correct
5	Correct	108 ms	1088 KB	Output is correct
6	Correct	112 ms	1088 KB	Output is correct
7	Correct	92 ms	1088 KB	Output is correct
8	Correct	92 ms	1088 KB	Output is correct
9	Correct	96 ms	1088 KB	Output is correct
10	Correct	104 ms	1088 KB	Output is correct
11	Correct	72 ms	1088 KB	Output is correct
12	Correct	72 ms	1088 KB	Output is correct
13	Correct	76 ms	1088 KB	Output is correct
14	Correct	68 ms	1088 KB	Output is correct
15	Correct	68 ms	1088 KB	Output is correct
16	Correct	340 ms	1088 KB	Output is correct
17	Correct	344 ms	1088 KB	Output is correct
18	Correct	88 ms	1088 KB	Output is correct
19	Correct	60 ms	1088 KB	Output is correct
20	Correct	76 ms	1088 KB	Output is correct
21	Correct	800 ms	1088 KB	Output is correct
22	Correct	808 ms	1088 KB	Output is correct
23	Correct	200 ms	1088 KB	Output is correct
24	Correct	124 ms	1088 KB	Output is correct
25	Correct	132 ms	1088 KB	Output is correct
26	Correct	196 ms	1088 KB	Output is correct
27	Correct	232 ms	1088 KB	Output is correct
28	Correct	228 ms	1088 KB	Output is correct
29	Correct	204 ms	1088 KB	Output is correct
30	Correct	208 ms	1088 KB	Output is correct

답안 #747

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 20.0 / 20.0

Subtask #3 25.0 / 25.0

Subtask #4 30.0 / 30.0

Subtask #5 35.0 / 35.0

Subtask #1
10.0 / 10.0

Subtask #2
20.0 / 20.0

Subtask #3
25.0 / 25.0

Subtask #4
30.0 / 30.0

Subtask #5
35.0 / 35.0