hidden.cpp:3:16: error: 'string' has not been declared
3 | void dfs(int n,string s=""){
| ^~~~~~
hidden.cpp:3:27: error: invalid conversion from 'const char*' to 'int' [-fpermissive]
3 | void dfs(int n,string s=""){
| ^
| |
| const char*
hidden.cpp: In function 'void dfs(int, int)':
hidden.cpp:4:23: error: could not convert 's' from 'int' to 'std::vector<int>'
4 | if(!isSubsequence(s)){
| ^
| |
| int
hidden.cpp:7:10: error: request for member 'size' in 's', which is of non-class type 'int'
7 | if(s.size()==n){
| ^~~~
hidden.cpp: At global scope:
hidden.cpp:14:1: error: 'vector' does not name a type
14 | vector<int>findSequence(int n){
| ^~~~~~
grader.cpp: In function 'int main()':
grader.cpp:28:26: warning: format '%d' expects argument of type 'int', but argument 3 has type 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wformat=]
28 | fprintf (fifo_out, "%d\n", ans.size ());
| ~^ ~~~~~~~~~~~
| | |
| int std::vector<int>::size_type {aka long unsigned int}
| %ld
grader.cpp:29:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
29 | for (int i=0; i<ans.size () && i < N; i++)
| ~^~~~~~~~~~~~