Submission #1297711

#	Time	Username	Problem	Language	Result	Execution time	Memory
1297711		khoavn2008	Connecting Supertrees (IOI20_supertrees)	C++17	Compilation error	0 ms	0 KiB

supertrees

	vector<vector<int>> ans(n, vector<int>(n, 0));
	REP(i,n - 1){
        ans[i][i + 1] = 1;
        ans[i + 1][i] = 1;
	}
	build(ans);
	return 1;
}

Compilation message (stderr)

supertrees.cpp:2:9: error: 'vector' does not name a type
    2 |         vector<vector<int>> ans(n, vector<int>(n, 0));
      |         ^~~~~~
supertrees.cpp:3:12: error: expected constructor, destructor, or type conversion before '(' token
    3 |         REP(i,n - 1){
      |            ^
supertrees.cpp:7:14: error: expected constructor, destructor, or type conversion before '(' token
    7 |         build(ans);
      |              ^
supertrees.cpp:8:9: error: expected unqualified-id before 'return'
    8 |         return 1;
      |         ^~~~~~
supertrees.cpp:9:1: error: expected declaration before '}' token
    9 | }
      | ^