답안 #264990

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
264990	2020-08-14T12:06:42 Z	dsjong	철인 이종 경기 (APIO18_duathlon)	C++14	0 / 100	1000 ms	512 KB

count_triplets

#include <bits/stdc++.h>
using namespace std;
vector<int>cur;
bool g[12][12], vis[12];
int n, m;
bool done[2000];
void go(){
	for(int i=0;i<cur.size();i++){
		for(int j=i+1;j<cur.size()-1;j++){
			done[cur[i]*121 + cur[j]*11 + cur.back()]=true;
		}
	}
	if(cur.size()==n) return;
	for(int i=1;i<=n;i++){
		if(vis[i]) continue;
		if(!cur.empty() && !g[cur.back()][i]) continue;
		cur.push_back(i);
		vis[i]=true;
		go();
		cur.pop_back();
		vis[i]=false;
	}
}
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.tie(NULL);
	cin>>n>>m;
	for(int i=1;i<=m;i++){
		int x, y;
		cin>>x>>y;
		g[x][y]=g[y][x]=true;
	}
	go();
	int ans=0;
	for(int i=0;i<2000;i++){
		if(done[i]) ans++;
	}
	cout<<ans;
}

Compilation message

count_triplets.cpp: In function 'void go()':
count_triplets.cpp:8:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |  for(int i=0;i<cur.size();i++){
      |              ~^~~~~~~~~~~
count_triplets.cpp:9:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    9 |   for(int j=i+1;j<cur.size()-1;j++){
      |                 ~^~~~~~~~~~~~~
count_triplets.cpp:13:15: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   13 |  if(cur.size()==n) return;
      |     ~~~~~~~~~~^~~

Subtask #1

0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	308 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	60 ms	384 KB	Output is correct
10	Execution timed out	1052 ms	288 KB	Time limit exceeded
11	Halted	0 ms	0 KB	-

Subtask #2

0 / 11.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	308 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	60 ms	384 KB	Output is correct
10	Execution timed out	1052 ms	288 KB	Time limit exceeded
11	Halted	0 ms	0 KB	-

Subtask #3

0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Runtime error	1 ms	512 KB	Execution killed with signal 11
2	Halted	0 ms	0 KB	-

Subtask #4

0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Runtime error	1 ms	512 KB	Execution killed with signal 11
2	Halted	0 ms	0 KB	-

Subtask #5

0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Runtime error	1 ms	512 KB	Execution killed with signal 11
2	Halted	0 ms	0 KB	-

Subtask #6

0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Runtime error	1 ms	512 KB	Execution killed with signal 11
2	Halted	0 ms	0 KB	-

Subtask #7

0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Runtime error	1 ms	512 KB	Execution killed with signal 11
2	Halted	0 ms	0 KB	-

Subtask #8

0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	308 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	60 ms	384 KB	Output is correct
10	Execution timed out	1052 ms	288 KB	Time limit exceeded
11	Halted	0 ms	0 KB	-

Subtask #9

0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	308 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	2 ms	384 KB	Output is correct
9	Correct	60 ms	384 KB	Output is correct
10	Execution timed out	1052 ms	288 KB	Time limit exceeded
11	Halted	0 ms	0 KB	-